StructureDefinition for evidencevariable

<?xml version="1.0" encoding="UTF-8"?>
<StructureDefinition xmlns="http://hl7.org/fhir">  <id value="EvidenceVariable"/>   <meta>     <lastUpdated value="2025-12-18T07:07:42.170+11:00"/>   </meta>   <text>     <status value="generated"/>     <div xmlns="http://www.w3.org/1999/xhtml">      <table border="0" cellpadding="0" cellspacing="0" style="border: 0px #F0F0F0 solid; font-size: 11px; font-family: verdana; vertical-align:
       top;">
        <tr style="border: 1px #F0F0F0 solid; font-size: 11px; font-family: verdana; vertical-align:
         top">
          <th class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; padding-top: 3px; padding-bottom:
           3px">
            <a href="https://build.fhir.org/ig/FHIR/ig-guidance/readingIgs.html#table-views" title="The logical name of the element">Name</a>           </th>           <th class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; padding-top: 3px; padding-bottom:
           3px">
            <a href="https://build.fhir.org/ig/FHIR/ig-guidance/readingIgs.html#table-views" title="Information about the use of the element">Flags</a>           </th>           <th class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; padding-top: 3px; padding-bottom:
           3px">
            <a href="https://build.fhir.org/ig/FHIR/ig-guidance/readingIgs.html#table-views" title="Minimum and Maximum # of times the element can appear in the instance">Card.</a>           </th>           <th class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; padding-top: 3px; padding-bottom:
           3px; width: 100px">
            <a href="https://build.fhir.org/ig/FHIR/ig-guidance/readingIgs.html#table-views" title="Reference to the type of the element">Type</a>           </th>           <th class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; padding-top: 3px; padding-bottom:
           3px">
            <a href="https://build.fhir.org/ig/FHIR/ig-guidance/readingIgs.html#table-views" title="Additional information about the element">Description &amp; Constraints</a>             <span style="float: right">              <a href="https://build.fhir.org/ig/FHIR/ig-guidance/readingIgs.html#table-views" title="Legend for this format">                <img alt="doco" src="data:(snipped in html view)" style="background-color: inherit"/>               </a>             </span>           </th>         </tr>         <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color:
         white">
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image:
           url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAAJUlEQVR4Xu3IIQEAAAg
          DsHd9/w4EQIOamFnaBgAA4MMKAACAKwNp30CqZFfFmwAAAABJRU5ErkJggg==)">
            <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: white; background-color: inherit" title="Resource"/>              <span title="EvidenceVariable : The EvidenceVariable resource describes an element that knowledge
             (Evidence) is about.">EvidenceVariable</span> 
            <a name="EvidenceVariable"> </a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">
            <a href="versions.html#std-process" style="padding-left: 3px; padding-right: 3px; border: 1px grey solid; font-weight: bold;
             color: black; background-color: #e6ffe6; padding-left: 3px; padding-right: 3px;
             border: 1px grey solid; font-weight: bold; color: black; background-color: #e6ffe6" title="Standards Status = Normative">N</a> 
          </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px"/> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">
            <a href="domainresource.html">DomainResource</a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">A definition of an exposure, outcome, or other variable
            <br/>              <span style="font-style: italic" title="cnl-0">+ Warning: Name should be usable as an identifier for the module by machine processing
               applications such as code generation</span> 
            <br/>              <br/>  Elements defined in Ancestors:             <a href="resource.html#Resource" title="The logical id of the resource, as used in the URL for the resource. Once assigned,
             this value never changes.">id</a> , 
            <a href="resource.html#Resource" title="The metadata about the resource. This is content that is maintained by the infrastructure.
             Changes to the content might not always be associated with version changes to the
             resource.">meta</a> , 
            <a href="resource.html#Resource" title="A reference to a set of rules that were followed when the resource was constructed,
             and which must be understood when processing the content. Often, this is a reference
             to an implementation guide that defines the special rules along with other profiles
             etc. For DomainResources, if more than one implicitRules policy applies, additional
             policies may be conveyed using the [additionalImplicitRules](https://build.fhir.org/ig/HL7/fh
            ir-extensions/StructureDefinition-additionalImplicitRules.html) extension.">implicitRules</a> , 
            <a href="resource.html#Resource" title="The base language in which the resource is written.">language</a> ,             <a href="domainresource.html#DomainResource" title="A human-readable narrative that contains a summary of the resource and can be used
             to represent the content of the resource to a human. The narrative need not encode
             all the structured data, but is required to contain sufficient detail to make it
             &quot;clinically safe&quot; for a human to just read the narrative. Resource definitions
             may define what content should be represented in the narrative to ensure clinical
             safety.">text</a> , 
            <a href="domainresource.html#DomainResource" title="These resources do not have an independent existence apart from the resource that
             contains them - they cannot be identified independently, nor can they have their
             own independent transaction scope. This is allowed to be a Parameters resource
             if and only if it is referenced by a resource that provides context/meaning.">contained</a> , 
            <a href="domainresource.html#DomainResource" title="May be used to represent additional information that is not part of the basic definition
             of the resource. To make the use of extensions safe and managable, there is a strict
             set of governance applied to the definition and use of extensions. Though any implementer
             can define an extension, there is a set of requirements that SHALL be met as part
             of the definition of the extension.">extension</a> , 
            <a href="domainresource.html#DomainResource" title="May be used to represent additional information that is not part of the basic definition
             of the resource and that modifies the understanding of the element that contains
             it and/or the understanding of the containing element's descendants. Usually modifier
             elements provide negation or qualification. To make the use of extensions safe
             and managable, there is a strict set of governance applied to the definition and
             use of extensions. Though any implementer is allowed to define an extension, there
             is a set of requirements that SHALL be met as part of the definition of the extension.
             Applications processing a resource are required to check for modifier extensions.
Modifier extensions SHALL NOT change the meaning of any elements on Resource or
             DomainResource (including cannot change the meaning of modifierExtension itself).">modifierExtension</a> 
            <br/>              <span title="uml.html#interfaces">Interfaces Implemented: </span>             <a href="metadataresource.html#MetadataResource" title="Common Interface declaration for conformance and knowledge artifact resources.">MetadataResource</a>           </td>         </tr>         <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color:
         #F7F7F7">
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image:
           url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAALUlEQVR4Xu3IoREAIAw
          EwfT6/ddA0GBAxO3NrLlKUj9263wAAAAvrgEAADClAVWFQIBRHMicAAAAAElFTkSuQmCC)">
            <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: #F7F7F7; background-color: inherit" title="Primitive Data Type"/>              <span title="EvidenceVariable.url : An absolute URI that is used to identify this evidence variable
             when it is referenced in a specification, model, design or an instance; also called
             its canonical identifier. This SHOULD be globally unique and SHOULD be a literal
             address at which an authoritative instance of this evidence variable is (or will
             be) published. This URL can be the target of a canonical reference. It SHALL remain
             the same when the evidence variable is stored on different servers.">url</span> 
            <a name="EvidenceVariable.url"> </a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">
            <a href="elementdefinition-definitions.html#ElementDefinition.isSummary" style="padding-left: 3px; padding-right: 3px; color: black; null; padding-left: 3px; padding-right:
             3px; color: black; null" title="This element is included in summaries">Σ</a> 
            <a href="conformance-rules.html#constraints" style="padding-left: 3px; padding-right: 3px; border: 1px maroon solid; font-weight: bold;
             color: #301212; background-color: #fdf4f4;; padding-left: 3px; padding-right: 3px;
             border: 1px maroon solid; font-weight: bold; color: #301212; background-color:
             #fdf4f4;" title="This element has or is affected by some invariants">C</a> 
          </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">0..1</td> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">
            <a href="datatypes.html#uri">uri</a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">Canonical identifier for this evidence variable, represented as a URI (globally
             unique)
            <br/>              <span style="font-style: italic" title="cnl-1">+ Warning: URL should not contain | or # - these characters make processing canonical
               references problematic</span> 
            <br/>            </td>         </tr>         <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color:
         white">
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image:
           url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAALUlEQVR4Xu3IoREAIAw
          EwfT6/ddA0GBAxO3NrLlKUj9263wAAAAvrgEAADClAVWFQIBRHMicAAAAAElFTkSuQmCC)">
            <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: white; background-color: inherit" title="Data Type"/>              <span title="EvidenceVariable.identifier : A formal identifier that is used to identify this
             evidence variable when it is represented in other formats, or referenced in a specification,
             model, design or an instance.">identifier</span> 
            <a name="EvidenceVariable.identifier"> </a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">
            <a href="elementdefinition-definitions.html#ElementDefinition.isSummary" style="padding-left: 3px; padding-right: 3px; color: black; null; padding-left: 3px; padding-right:
             3px; color: black; null" title="This element is included in summaries">Σ</a> 
          </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">0..*</td> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">
            <a href="datatypes.html#Identifier">Identifier</a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">Additional identifier for the evidence variable
            <br/>              <br/>            </td>         </tr>         <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color:
         #F7F7F7">
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image:
           url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAALUlEQVR4Xu3IoREAIAw
          EwfT6/ddA0GBAxO3NrLlKUj9263wAAAAvrgEAADClAVWFQIBRHMicAAAAAElFTkSuQmCC)">
            <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: #F7F7F7; background-color: inherit" title="Primitive Data Type"/>              <span title="EvidenceVariable.version : The identifier that is used to identify this version
             of the evidence variable when it is referenced in a specification, model, design
             or instance. This is an arbitrary value managed by the evidence variable author
             and is not expected to be globally unique. For example, it might be a timestamp
             (e.g. yyyymmdd) if a managed version is not available. There is also no expectation
             that versions can be placed in a lexicographical sequence. To provide a version
             consistent with the Decision Support Service specification, use the format Major.Minor.Revisi
            on (e.g. 1.0.0). For more information on versioning knowledge assets, refer to the
             Decision Support Service specification. Note that a version is required for non-experimental
             active artifacts.">version</span> 
            <a name="EvidenceVariable.version"> </a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">
            <a href="elementdefinition-definitions.html#ElementDefinition.isSummary" style="padding-left: 3px; padding-right: 3px; color: black; null; padding-left: 3px; padding-right:
             3px; color: black; null" title="This element is included in summaries">Σ</a> 
          </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">0..1</td> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">
            <a href="datatypes.html#string">string</a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">Business version of the evidence variable
            <br/>            </td>         </tr>         <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color:
         white">
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image:
           url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAALUlEQVR4Xu3IoREAIAw
          EwfT6/ddA0GBAxO3NrLlKUj9263wAAAAvrgEAADClAVWFQIBRHMicAAAAAElFTkSuQmCC)">
            <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: white; background-color: inherit" title="Choice of Types"/>              <span title="EvidenceVariable.versionAlgorithm[x] : Indicates the mechanism used to compare
             versions to determine which is more current.">versionAlgorithm[x]</span> 
            <a name="EvidenceVariable.versionAlgorithm_x_"> </a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">
            <a href="elementdefinition-definitions.html#ElementDefinition.isSummary" style="padding-left: 3px; padding-right: 3px; color: black; null; padding-left: 3px; padding-right:
             3px; color: black; null" title="This element is included in summaries">Σ</a> 
          </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">0..1</td> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px"/> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">How to compare versions
            <br/>  Binding:             <a href="valueset-version-algorithm.html">Version Algorithm</a>  (            <a href="terminologies.html#extensible" title="To be conformant, the concept in this element SHALL be from the specified value
             set if any of the codes within the value set can apply to the concept being communicated.
              If the value set does not cover the concept (based on human review), alternate
             codings (or, data type allowing, text) may be included instead.">Extensible</a> )
            <br/>            </td>         </tr>         <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color:
         #F7F7F7">
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image:
           url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAAMUlEQVR4Xu3LMQoAIBA
          Dwftr/v8GtdbqEAthAtMspJJUx9rYW8ftHwAA+NcRAAAAXplLq0BWj/rZigAAAABJRU5ErkJggg==)">
            <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: #F7F7F7; background-color: inherit" title="Primitive Data Type"/>              <span title="A sequence of Unicode characters">versionAlgorithmString</span>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px"/> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px"/> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">
            <a href="datatypes.html#string">string</a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px"/> 
        </tr>         <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color:
         white">
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image:
           url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAALUlEQVR4Xu3IoREAIAw
          EwfT6/ddA0GBAxO3NrLlKUj9263wAAAAvrgEAADClAVWFQIBRHMicAAAAAElFTkSuQmCC)">
            <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: white; background-color: inherit" title="Data Type"/>              <span title="A reference to a code defined by a terminology system.">versionAlgorithmCoding</span>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px"/> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px"/> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">
            <a href="datatypes.html#Coding">Coding</a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px"/> 
        </tr>         <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color:
         #F7F7F7">
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image:
           url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAALUlEQVR4Xu3IoREAIAw
          EwfT6/ddA0GBAxO3NrLlKUj9263wAAAAvrgEAADClAVWFQIBRHMicAAAAAElFTkSuQmCC)">
            <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: #F7F7F7; background-color: inherit" title="Primitive Data Type"/>              <span title="EvidenceVariable.name : A natural language name identifying the evidence variable.
             This name should be usable as an identifier for the module by machine processing
             applications such as code generation.">name</span> 
            <a name="EvidenceVariable.name"> </a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">
            <a href="elementdefinition-definitions.html#ElementDefinition.isSummary" style="padding-left: 3px; padding-right: 3px; color: black; null; padding-left: 3px; padding-right:
             3px; color: black; null" title="This element is included in summaries">Σ</a> 
            <a href="conformance-rules.html#constraints" style="padding-left: 3px; padding-right: 3px; border: 1px maroon solid; font-weight: bold;
             color: #301212; background-color: #fdf4f4;; padding-left: 3px; padding-right: 3px;
             border: 1px maroon solid; font-weight: bold; color: #301212; background-color:
             #fdf4f4;" title="This element has or is affected by some invariants">C</a> 
          </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">0..1</td> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">
            <a href="datatypes.html#string">string</a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">Name for this evidence variable (computer friendly)
            <br/>            </td>         </tr>         <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color:
         white">
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image:
           url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAALUlEQVR4Xu3IoREAIAw
          EwfT6/ddA0GBAxO3NrLlKUj9263wAAAAvrgEAADClAVWFQIBRHMicAAAAAElFTkSuQmCC)">
            <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: white; background-color: inherit" title="Primitive Data Type"/>              <span title="EvidenceVariable.title : A short, descriptive, user-friendly title for the evidence
             variable.">title</span> 
            <a name="EvidenceVariable.title"> </a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">
            <a href="elementdefinition-definitions.html#ElementDefinition.isSummary" style="padding-left: 3px; padding-right: 3px; color: black; null; padding-left: 3px; padding-right:
             3px; color: black; null" title="This element is included in summaries">Σ</a> 
          </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">0..1</td> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">
            <a href="datatypes.html#string">string</a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">Name for this evidence variable (human friendly)
            <br/>            </td>         </tr>         <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color:
         #F7F7F7">
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image:
           url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAALUlEQVR4Xu3IoREAIAw
          EwfT6/ddA0GBAxO3NrLlKUj9263wAAAAvrgEAADClAVWFQIBRHMicAAAAAElFTkSuQmCC)">
            <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: #F7F7F7; background-color: inherit" title="Primitive Data Type"/>              <span title="EvidenceVariable.shortTitle : The short title provides an alternate title for use
             in informal descriptive contexts where the full, formal title is not necessary.">shortTitle</span> 
            <a name="EvidenceVariable.shortTitle"> </a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">
            <a href="elementdefinition-definitions.html#ElementDefinition.isSummary" style="padding-left: 3px; padding-right: 3px; color: black; null; padding-left: 3px; padding-right:
             3px; color: black; null" title="This element is included in summaries">Σ</a> 
          </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">0..1</td> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">
            <a href="datatypes.html#string">string</a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">Title for use in informal contexts
            <br/>            </td>         </tr>         <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color:
         white">
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image:
           url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAALUlEQVR4Xu3IoREAIAw
          EwfT6/ddA0GBAxO3NrLlKUj9263wAAAAvrgEAADClAVWFQIBRHMicAAAAAElFTkSuQmCC)">
            <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: white; background-color: inherit" title="Primitive Data Type"/>              <span title="EvidenceVariable.citeAs : Display of the suggested method of how to cite this EvidenceVariabl
            e.">citeAs</span> 
            <a name="EvidenceVariable.citeAs"> </a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px"/> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">0..1</td> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">
            <a href="datatypes.html#markdown">markdown</a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">Display of how to cite this EvidenceVariable
            <br/>            </td>         </tr>         <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color:
         #F7F7F7">
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image:
           url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAALUlEQVR4Xu3IoREAIAw
          EwfT6/ddA0GBAxO3NrLlKUj9263wAAAAvrgEAADClAVWFQIBRHMicAAAAAElFTkSuQmCC)">
            <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: #F7F7F7; background-color: inherit" title="Primitive Data Type"/>              <span title="EvidenceVariable.status : The status of this EvidenceVariable. Enables tracking
             the life-cycle of the content.">status</span> 
            <a name="EvidenceVariable.status"> </a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">
            <a href="conformance-rules.html#isModifier" style="padding-left: 3px; padding-right: 3px; color: black; null; padding-left: 3px; padding-right:
             3px; color: black; null" title="This element is a modifier element">?!</a> 
            <a href="elementdefinition-definitions.html#ElementDefinition.isSummary" style="padding-left: 3px; padding-right: 3px; color: black; null; padding-left: 3px; padding-right:
             3px; color: black; null" title="This element is included in summaries">Σ</a> 
          </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">1..1</td> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">
            <a href="datatypes.html#code">code</a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">draft | active | retired | unknown
            <br/>  Binding:             <a href="valueset-publication-status.html">PublicationStatus</a>  (            <a href="terminologies.html#required" title="To be conformant, the concept in this element SHALL be from the specified value
             set.">Required</a> )
            <br/>            </td>         </tr>         <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color:
         white">
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image:
           url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAALUlEQVR4Xu3IoREAIAw
          EwfT6/ddA0GBAxO3NrLlKUj9263wAAAAvrgEAADClAVWFQIBRHMicAAAAAElFTkSuQmCC)">
            <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: white; background-color: inherit" title="Primitive Data Type"/>              <span title="EvidenceVariable.experimental : A Boolean value to indicate that this resource
             is authored for testing purposes (or education/evaluation/marketing) and no version
             of this resource will ever be intended for genuine usage.">experimental</span> 
            <a name="EvidenceVariable.experimental"> </a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px"/> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">0..1</td> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">
            <a href="datatypes.html#boolean">boolean</a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">For testing only - never for real usage
            <br/>            </td>         </tr>         <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color:
         #F7F7F7">
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image:
           url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAALUlEQVR4Xu3IoREAIAw
          EwfT6/ddA0GBAxO3NrLlKUj9263wAAAAvrgEAADClAVWFQIBRHMicAAAAAElFTkSuQmCC)">
            <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: #F7F7F7; background-color: inherit" title="Primitive Data Type"/>              <span title="EvidenceVariable.date : The date  (and optionally time) when the evidence variable
             was last significantly changed. The date must change when the business version
             changes and it must change if the status code changes. In addition, it should change
             when the substantive content of the evidence variable changes.">date</span> 
            <a name="EvidenceVariable.date"> </a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">
            <a href="elementdefinition-definitions.html#ElementDefinition.isSummary" style="padding-left: 3px; padding-right: 3px; color: black; null; padding-left: 3px; padding-right:
             3px; color: black; null" title="This element is included in summaries">Σ</a> 
          </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">0..1</td> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">
            <a href="datatypes.html#dateTime">dateTime</a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">Date last changed
            <br/>            </td>         </tr>         <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color:
         white">
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image:
           url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAALUlEQVR4Xu3IoREAIAw
          EwfT6/ddA0GBAxO3NrLlKUj9263wAAAAvrgEAADClAVWFQIBRHMicAAAAAElFTkSuQmCC)">
            <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: white; background-color: inherit" title="Data Type"/>              <span title="EvidenceVariable.author : An individiual or organization primarily involved in
             the creation and maintenance of the content.">author</span> 
            <a name="EvidenceVariable.author"> </a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px"/> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">0..*</td> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">
            <a href="metadatatypes.html#ContactDetail">ContactDetail</a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">Who authored the content
            <br/>              <br/>            </td>         </tr>         <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color:
         #F7F7F7">
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image:
           url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAALUlEQVR4Xu3IoREAIAw
          EwfT6/ddA0GBAxO3NrLlKUj9263wAAAAvrgEAADClAVWFQIBRHMicAAAAAElFTkSuQmCC)">
            <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: #F7F7F7; background-color: inherit" title="Primitive Data Type"/>              <span title="EvidenceVariable.publisher : The name of the organization or individual responsible
             for the release and ongoing maintenance of the evidence variable.">publisher</span> 
            <a name="EvidenceVariable.publisher"> </a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">
            <a href="elementdefinition-definitions.html#ElementDefinition.isSummary" style="padding-left: 3px; padding-right: 3px; color: black; null; padding-left: 3px; padding-right:
             3px; color: black; null" title="This element is included in summaries">Σ</a> 
          </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">0..1</td> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">
            <a href="datatypes.html#string">string</a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">Name of the publisher/steward (organization or individual)
            <br/>            </td>         </tr>         <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color:
         white">
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image:
           url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAALUlEQVR4Xu3IoREAIAw
          EwfT6/ddA0GBAxO3NrLlKUj9263wAAAAvrgEAADClAVWFQIBRHMicAAAAAElFTkSuQmCC)">
            <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: white; background-color: inherit" title="Data Type"/>              <span title="EvidenceVariable.contact : Contact details to assist a user in finding and communicating
             with the publisher.">contact</span> 
            <a name="EvidenceVariable.contact"> </a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">
            <a href="elementdefinition-definitions.html#ElementDefinition.isSummary" style="padding-left: 3px; padding-right: 3px; color: black; null; padding-left: 3px; padding-right:
             3px; color: black; null" title="This element is included in summaries">Σ</a> 
          </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">0..*</td> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">
            <a href="metadatatypes.html#ContactDetail">ContactDetail</a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">Contact details for the publisher
            <br/>              <br/>            </td>         </tr>         <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color:
         #F7F7F7">
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image:
           url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAALUlEQVR4Xu3IoREAIAw
          EwfT6/ddA0GBAxO3NrLlKUj9263wAAAAvrgEAADClAVWFQIBRHMicAAAAAElFTkSuQmCC)">
            <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: #F7F7F7; background-color: inherit" title="Data Type"/>              <span title="EvidenceVariable.recorder : The person or entity that entered the data into the
             EvidenceVariable Resource instance, if different than the author or creator of
             the intellectual property contained within the EvidenceVariable Resource instance.">recorder</span> 
            <a name="EvidenceVariable.recorder"> </a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px"/> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">0..*</td> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">
            <a href="metadatatypes.html#ContactDetail">ContactDetail</a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">Who entered the data for the evidence variable
            <br/>              <br/>            </td>         </tr>         <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color:
         white">
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image:
           url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAALUlEQVR4Xu3IoREAIAw
          EwfT6/ddA0GBAxO3NrLlKUj9263wAAAAvrgEAADClAVWFQIBRHMicAAAAAElFTkSuQmCC)">
            <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: white; background-color: inherit" title="Data Type"/>              <span title="EvidenceVariable.editor : An individual or organization primarily responsible for
             internal coherence of the content.">editor</span> 
            <a name="EvidenceVariable.editor"> </a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px"/> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">0..*</td> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">
            <a href="metadatatypes.html#ContactDetail">ContactDetail</a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">Who edited the content
            <br/>              <br/>            </td>         </tr>         <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color:
         #F7F7F7">
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image:
           url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAALUlEQVR4Xu3IoREAIAw
          EwfT6/ddA0GBAxO3NrLlKUj9263wAAAAvrgEAADClAVWFQIBRHMicAAAAAElFTkSuQmCC)">
            <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: #F7F7F7; background-color: inherit" title="Data Type"/>              <span title="EvidenceVariable.reviewer : An individual or organization asserted by the publisher
             to be primarily responsible for review of some aspect of the content.">reviewer</span> 
            <a name="EvidenceVariable.reviewer"> </a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px"/> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">0..*</td> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">
            <a href="metadatatypes.html#ContactDetail">ContactDetail</a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">Who reviewed the content
            <br/>              <br/>            </td>         </tr>         <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color:
         white">
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image:
           url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAALUlEQVR4Xu3IoREAIAw
          EwfT6/ddA0GBAxO3NrLlKUj9263wAAAAvrgEAADClAVWFQIBRHMicAAAAAElFTkSuQmCC)">
            <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: white; background-color: inherit" title="Data Type"/>              <span title="EvidenceVariable.endorser : An individual or organization asserted by the publisher
             to be responsible for officially endorsing the content for use in some setting.">endorser</span> 
            <a name="EvidenceVariable.endorser"> </a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px"/> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">0..*</td> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">
            <a href="metadatatypes.html#ContactDetail">ContactDetail</a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">Who endorsed the content
            <br/>              <br/>            </td>         </tr>         <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color:
         #F7F7F7">
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image:
           url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAALUlEQVR4Xu3IoREAIAw
          EwfT6/ddA0GBAxO3NrLlKUj9263wAAAAvrgEAADClAVWFQIBRHMicAAAAAElFTkSuQmCC)">
            <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: #F7F7F7; background-color: inherit" title="Primitive Data Type"/>              <span title="EvidenceVariable.description : A natural language summary of the evidence variable.">description</span>             <a name="EvidenceVariable.description"> </a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">
            <a href="elementdefinition-definitions.html#ElementDefinition.isSummary" style="padding-left: 3px; padding-right: 3px; color: black; null; padding-left: 3px; padding-right:
             3px; color: black; null" title="This element is included in summaries">Σ</a> 
          </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">0..1</td> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">
            <a href="datatypes.html#markdown">markdown</a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">Natural language description of the evidence variable
            <br/>            </td>         </tr>         <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color:
         white">
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image:
           url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAALUlEQVR4Xu3IoREAIAw
          EwfT6/ddA0GBAxO3NrLlKUj9263wAAAAvrgEAADClAVWFQIBRHMicAAAAAElFTkSuQmCC)">
            <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: white; background-color: inherit" title="Data Type"/>              <span title="EvidenceVariable.note : A human-readable string to clarify or explain concepts
             about the resource.">note</span> 
            <a name="EvidenceVariable.note"> </a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px"/> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">0..*</td> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">
            <a href="datatypes.html#Annotation">Annotation</a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">Used for footnotes or explanatory notes
            <br/>              <br/>            </td>         </tr>         <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color:
         #F7F7F7">
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image:
           url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAALUlEQVR4Xu3IoREAIAw
          EwfT6/ddA0GBAxO3NrLlKUj9263wAAAAvrgEAADClAVWFQIBRHMicAAAAAElFTkSuQmCC)">
            <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: #F7F7F7; background-color: inherit" title="Data Type"/>              <span title="EvidenceVariable.useContext : The content was developed with a focus and intent
             of supporting the contexts that are listed. These contexts may be general categories
             (gender, age, ...) or may be references to specific programs (insurance plans,
             studies, ...) and may be used to assist with indexing and searching for appropriate
             evidence variable instances.">useContext</span> 
            <a name="EvidenceVariable.useContext"> </a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">
            <a href="elementdefinition-definitions.html#ElementDefinition.isSummary" style="padding-left: 3px; padding-right: 3px; color: black; null; padding-left: 3px; padding-right:
             3px; color: black; null" title="This element is included in summaries">Σ</a> 
          </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">0..*</td> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">
            <a href="metadatatypes.html#UsageContext">UsageContext</a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">The context that the content is intended to support
            <br/>              <br/>            </td>         </tr>         <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color:
         white">
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image:
           url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAALUlEQVR4Xu3IoREAIAw
          EwfT6/ddA0GBAxO3NrLlKUj9263wAAAAvrgEAADClAVWFQIBRHMicAAAAAElFTkSuQmCC)">
            <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: white; background-color: inherit" title="Primitive Data Type"/>              <span title="EvidenceVariable.purpose : Explanation of why this EvidenceVariable is needed and
             why it has been designed as it has.">purpose</span> 
            <a name="EvidenceVariable.purpose"> </a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px"/> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">0..1</td> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">
            <a href="datatypes.html#markdown">markdown</a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">Why this EvidenceVariable is defined
            <br/>            </td>         </tr>         <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color:
         #F7F7F7">
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image:
           url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAALUlEQVR4Xu3IoREAIAw
          EwfT6/ddA0GBAxO3NrLlKUj9263wAAAAvrgEAADClAVWFQIBRHMicAAAAAElFTkSuQmCC)">
            <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: #F7F7F7; background-color: inherit" title="Primitive Data Type"/>              <span title="EvidenceVariable.copyright : A copyright statement relating to the EvidenceVariable
             and/or its contents. Copyright statements are legal notices of intellectual property
             ownership and may include restrictions on the use and publishing of the EvidenceVariable.">copyright</span> 
            <a name="EvidenceVariable.copyright"> </a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px"/> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">0..1</td> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">
            <a href="datatypes.html#markdown">markdown</a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">Intellectual property ownership, may include restrictions on use
            <br/>            </td>         </tr>         <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color:
         white">
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image:
           url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAALUlEQVR4Xu3IoREAIAw
          EwfT6/ddA0GBAxO3NrLlKUj9263wAAAAvrgEAADClAVWFQIBRHMicAAAAAElFTkSuQmCC)">
            <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: white; background-color: inherit" title="Primitive Data Type"/>              <span title="EvidenceVariable.copyrightLabel : A short string (&lt;50 characters), suitable
             for inclusion in a page footer that identifies the copyright holder, effective
             period, and optionally whether rights are restricted . (e.g. 'All rights reserved',
             'Some rights reserved').">copyrightLabel</span> 
            <a name="EvidenceVariable.copyrightLabel"> </a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">
            <a href="languages.html#translatable" style="padding-left: 3px; padding-right: 3px; color: black; null; padding-left: 3px; padding-right:
             3px; color: black; null" title="This element is a candidate for being translated">T</a> 
          </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">0..1</td> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">
            <a href="datatypes.html#string">string</a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">Copyright holder and year(s)
            <br/>            </td>         </tr>         <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color:
         #F7F7F7">
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image:
           url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAALUlEQVR4Xu3IoREAIAw
          EwfT6/ddA0GBAxO3NrLlKUj9263wAAAAvrgEAADClAVWFQIBRHMicAAAAAElFTkSuQmCC)">
            <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: #F7F7F7; background-color: inherit" title="Primitive Data Type"/>              <span title="EvidenceVariable.approvalDate : The date on which the resource content was approved
             by the publisher. Approval happens once when the content is officially approved
             for usage.
See guidance around (not) making local changes to elements [here](canonicalresource.html#loca
            lization).">approvalDate</span> 
            <a name="EvidenceVariable.approvalDate"> </a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px"/> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">0..1</td> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">
            <a href="datatypes.html#date">date</a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">When the resource was approved by publisher
            <br/>            </td>         </tr>         <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color:
         white">
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image:
           url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAALUlEQVR4Xu3IoREAIAw
          EwfT6/ddA0GBAxO3NrLlKUj9263wAAAAvrgEAADClAVWFQIBRHMicAAAAAElFTkSuQmCC)">
            <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: white; background-color: inherit" title="Primitive Data Type"/>              <span title="EvidenceVariable.lastReviewDate : The date on which the resource content was last
             reviewed. Review happens periodically after approval but does not change the original
             approval date.">lastReviewDate</span> 
            <a name="EvidenceVariable.lastReviewDate"> </a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px"/> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">0..1</td> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">
            <a href="datatypes.html#date">date</a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">When the resource was last reviewed by the publisher
            <br/>            </td>         </tr>         <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color:
         #F7F7F7">
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image:
           url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAALUlEQVR4Xu3IoREAIAw
          EwfT6/ddA0GBAxO3NrLlKUj9263wAAAAvrgEAADClAVWFQIBRHMicAAAAAElFTkSuQmCC)">
            <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: #F7F7F7; background-color: inherit" title="Data Type"/>              <span title="EvidenceVariable.effectivePeriod : The period during which the resource content
             was or is planned to be in active use.">effectivePeriod</span> 
            <a name="EvidenceVariable.effectivePeriod"> </a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px"/> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">0..1</td> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">
            <a href="datatypes.html#Period">Period</a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">When the resource is expected to be used
            <br/>            </td>         </tr>         <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color:
         white">
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image:
           url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAALUlEQVR4Xu3IoREAIAw
          EwfT6/ddA0GBAxO3NrLlKUj9263wAAAAvrgEAADClAVWFQIBRHMicAAAAAElFTkSuQmCC)">
            <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: white; background-color: inherit" title="Element"/>              <span title="EvidenceVariable.relatesTo : Relationships that this EvidenceVariable has with
             other FHIR or non-FHIR resources that already exist.">relatesTo</span> 
            <a name="EvidenceVariable.relatesTo"> </a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px"/> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">0..*</td> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">
            <a href="types.html#BackBoneElement">BackboneElement</a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">Relationships to other Resources
            <br/>              <br/>            </td>         </tr>         <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color:
         #F7F7F7">
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image:
           url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAAMUlEQVR4Xu3LMQoAIBA
          Dwftr/v8GtdbqEAthAtMspJJUx9rYW8ftHwAA+NcRAAAAXplLq0BWj/rZigAAAABJRU5ErkJggg==)">
            <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: #F7F7F7; background-color: inherit" title="Data Type"/>              <span title="EvidenceVariable.relatesTo.type : The type of relationship to the related artifact.">type</span>             <a name="EvidenceVariable.relatesTo.type"> </a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px"/> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">1..1</td> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">
            <a href="datatypes.html#CodeableConcept">CodeableConcept</a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">documentation | justification | citation | predecessor | successor | derived-from
             | depends-on | composed-of | part-of | amends | amended-with | appends | appended-with
             | cites | cited-by | comments-on | comment-in | contains | contained-in | corrects
             | correction-in | replaces | replaced-with | retracts | retracted-by | signs |
             similar-to | supports | supported-with | transforms | transformed-into | transformed-with
             | documents | specification-of | created-with | cite-as | reprint | reprint-of
             | summarizes
            <br/>  Binding:             <a href="http://terminology.hl7.org/7.0.1/ValueSet-artifact-relationship-type.html">Artifact Relationship Type</a>  (            <a href="terminologies.html#extensible" title="To be conformant, the concept in this element SHALL be from the specified value
             set if any of the codes within the value set can apply to the concept being communicated.
              If the value set does not cover the concept (based on human review), alternate
             codings (or, data type allowing, text) may be included instead.">Extensible</a> )
            <br/>            </td>         </tr>         <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color:
         white">
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image:
           url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAALUlEQVR4Xu3IoREAIAw
          EwfT6/ddA0GBAxO3NrLlKUj9263wAAAAvrgEAADClAVWFQIBRHMicAAAAAElFTkSuQmCC)">
            <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: white; background-color: inherit" title="Choice of Types"/>              <span title="EvidenceVariable.relatesTo.target[x] : The artifact that is related to this EvidenceVariable
             Resource.">target[x]</span> 
            <a name="EvidenceVariable.relatesTo.target_x_"> </a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px"/> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">1..1</td> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px"/> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">The artifact that is related to this EvidenceVariable
            <br/>            </td>         </tr>         <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color:
         #F7F7F7">
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image:
           url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAAMUlEQVR4Xu3NoQ0AIBR
          Dwb9r958B0KAgAcw1OfNMK0ntGGtze+n3PwAAcG4JAAAAt3RWK0BWYk6o4QAAAABJRU5ErkJggg==)">
            <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: #F7F7F7; background-color: inherit" title="Primitive Data Type"/>              <span title="String of characters used to identify a name or a resource">targetUri</span>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px"/> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px"/> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">
            <a href="datatypes.html#uri">uri</a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px"/> 
        </tr>         <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color:
         white">
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image:
           url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAAMUlEQVR4Xu3NoQ0AIBR
          Dwb9r958B0KAgAcw1OfNMK0ntGGtze+n3PwAAcG4JAAAAt3RWK0BWYk6o4QAAAABJRU5ErkJggg==)">
            <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: white; background-color: inherit" title="Data Type"/>              <span title="For referring to data content defined in other formats.">targetAttachment</span>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px"/> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px"/> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">
            <a href="datatypes.html#Attachment">Attachment</a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px"/> 
        </tr>         <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color:
         #F7F7F7">
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image:
           url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAAMUlEQVR4Xu3NoQ0AIBR
          Dwb9r958B0KAgAcw1OfNMK0ntGGtze+n3PwAAcG4JAAAAt3RWK0BWYk6o4QAAAABJRU5ErkJggg==)">
            <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: #F7F7F7; background-color: inherit" title="Reference to another Resource"/>  targetCanonical          </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px"/> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px"/> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">
            <a href="datatypes.html#canonical">canonical</a> (            <a href="resourcelist.html">Any</a> )          </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px"/> 
        </tr>         <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color:
         white">
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image:
           url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAAMUlEQVR4Xu3NoQ0AIBR
          Dwb9r958B0KAgAcw1OfNMK0ntGGtze+n3PwAAcG4JAAAAt3RWK0BWYk6o4QAAAABJRU5ErkJggg==)">
            <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: white; background-color: inherit" title="Reference to another Resource"/>  targetReference          </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px"/> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px"/> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">
            <a href="references.html#Reference">Reference</a> (            <a href="resourcelist.html">Any</a> )          </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px"/> 
        </tr>         <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color:
         #F7F7F7">
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image:
           url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAALUlEQVR4Xu3IoREAIAw
          EwfT6/ddA0GBAxO3NrLlKUj9263wAAAAvrgEAADClAVWFQIBRHMicAAAAAElFTkSuQmCC)">
            <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: #F7F7F7; background-color: inherit" title="Primitive Data Type"/>              <span title="A string that may contain Github Flavored Markdown syntax for optional processing
             by a mark down presentation engine">targetMarkdown</span> 
          </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px"/> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px"/> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">
            <a href="datatypes.html#markdown">markdown</a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px"/> 
        </tr>         <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color:
         white">
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image:
           url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAALUlEQVR4Xu3IoREAIAw
          EwfT6/ddA0GBAxO3NrLlKUj9263wAAAAvrgEAADClAVWFQIBRHMicAAAAAElFTkSuQmCC)">
            <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: white; background-color: inherit" title="Primitive Data Type"/>              <span title="EvidenceVariable.actual : True if the actual variable measured, false if a conceptual
             representation of the intended variable.">actual</span> 
            <a name="EvidenceVariable.actual"> </a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px"/> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">0..1</td> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">
            <a href="datatypes.html#boolean">boolean</a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">Actual or conceptual
            <br/>            </td>         </tr>         <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color:
         #F7F7F7">
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image:
           url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAALUlEQVR4Xu3IoREAIAw
          EwfT6/ddA0GBAxO3NrLlKUj9263wAAAAvrgEAADClAVWFQIBRHMicAAAAAElFTkSuQmCC)">
            <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: #F7F7F7; background-color: inherit" title="Reference to another Resource"/>              <span title="EvidenceVariable.definition : The meaning of the evidence variable.">definition</span>             <a name="EvidenceVariable.definition"> </a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">
            <a href="elementdefinition-definitions.html#ElementDefinition.isSummary" style="padding-left: 3px; padding-right: 3px; color: black; null; padding-left: 3px; padding-right:
             3px; color: black; null" title="This element is included in summaries">Σ</a> 
          </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">0..1</td> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">
            <a href="references.html#CodeableReference">CodeableReference</a> (            <a href="group.html">Group</a> )          </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">The meaning of the evidence variable
            <br/>  Binding:             <a href="valueset-evidence-variable-definition.html">Evidence Variable Definition</a>  (            <a href="terminologies.html#example" title="Instances are not expected or even encouraged to draw from the specified value
             set.  The value set merely provides examples of the types of concepts intended
             to be included.">Example</a> )
            <br/>            </td>         </tr>         <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color:
         white">
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image:
           url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAALUlEQVR4Xu3IoREAIAw
          EwfT6/ddA0GBAxO3NrLlKUj9263wAAAAvrgEAADClAVWFQIBRHMicAAAAAElFTkSuQmCC)">
            <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: white; background-color: inherit" title="Element"/>              <span title="EvidenceVariable.definitionModifier : Further specification of the definition.">definitionModifier</span>             <a name="EvidenceVariable.definitionModifier"> </a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px"/> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">0..*</td> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">
            <a href="types.html#BackBoneElement">BackboneElement</a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">Further specification of the definition
            <br/>              <br/>            </td>         </tr>         <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color:
         #F7F7F7">
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image:
           url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAAMUlEQVR4Xu3LMQoAIBA
          Dwftr/v8GtdbqEAthAtMspJJUx9rYW8ftHwAA+NcRAAAAXplLq0BWj/rZigAAAABJRU5ErkJggg==)">
            <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: #F7F7F7; background-color: inherit" title="Data Type"/>              <span title="EvidenceVariable.definitionModifier.code : Attribute of the definition.">code</span>             <a name="EvidenceVariable.definitionModifier.code"> </a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px"/> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">1..1</td> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">
            <a href="datatypes.html#CodeableConcept">CodeableConcept</a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">Attribute of the definition
            <br/>  Binding:             <a href="valueset-evidence-variable-definition-modifier-code.html">Evidence Variable Definition Modifier Code</a>  (            <a href="terminologies.html#example" title="Instances are not expected or even encouraged to draw from the specified value
             set.  The value set merely provides examples of the types of concepts intended
             to be included.">Example</a> )
            <br/>            </td>         </tr>         <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color:
         white">
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image:
           url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAALUlEQVR4Xu3IoREAIAw
          EwfT6/ddA0GBAxO3NrLlKUj9263wAAAAvrgEAADClAVWFQIBRHMicAAAAAElFTkSuQmCC)">
            <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: white; background-color: inherit" title="Choice of Types"/>              <span title="EvidenceVariable.definitionModifier.value[x] : Specification of the definition
             attribute.">value[x]</span> 
            <a name="EvidenceVariable.definitionModifier.value_x_"> </a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px"/> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">1..1</td> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px"/> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">Specification of the definition attribute
            <br/>            </td>         </tr>         <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color:
         #F7F7F7">
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image:
           url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAAMUlEQVR4Xu3NoQ0AIBR
          Dwb9r958B0KAgAcw1OfNMK0ntGGtze+n3PwAAcG4JAAAAt3RWK0BWYk6o4QAAAABJRU5ErkJggg==)">
            <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: #F7F7F7; background-color: inherit" title="Data Type"/>              <span title="A concept that may be defined by a formal reference to a terminology or ontology
             or may be provided by text.">valueCodeableConcept</span> 
          </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px"/> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px"/> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">
            <a href="datatypes.html#CodeableConcept">CodeableConcept</a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px"/> 
        </tr>         <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color:
         white">
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image:
           url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAAMUlEQVR4Xu3NoQ0AIBR
          Dwb9r958B0KAgAcw1OfNMK0ntGGtze+n3PwAAcG4JAAAAt3RWK0BWYk6o4QAAAABJRU5ErkJggg==)">
            <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: white; background-color: inherit" title="Primitive Data Type"/>              <span title="Value of &quot;true&quot; or &quot;false&quot;">valueBoolean</span>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px"/> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px"/> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">
            <a href="datatypes.html#boolean">boolean</a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px"/> 
        </tr>         <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color:
         #F7F7F7">
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image:
           url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAAMUlEQVR4Xu3NoQ0AIBR
          Dwb9r958B0KAgAcw1OfNMK0ntGGtze+n3PwAAcG4JAAAAt3RWK0BWYk6o4QAAAABJRU5ErkJggg==)">
            <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: #F7F7F7; background-color: inherit" title="Data Type"/>              <span title="A measured amount (or an amount that can potentially be measured). Note that measured
             amounts include amounts that are not precisely quantified, including amounts involving
             arbitrary units and floating currencies.">valueQuantity</span> 
          </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px"/> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px"/> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">
            <a href="datatypes.html#Quantity">Quantity</a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px"/> 
        </tr>         <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color:
         white">
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image:
           url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAAMUlEQVR4Xu3NoQ0AIBR
          Dwb9r958B0KAgAcw1OfNMK0ntGGtze+n3PwAAcG4JAAAAt3RWK0BWYk6o4QAAAABJRU5ErkJggg==)">
            <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: white; background-color: inherit" title="Data Type"/>              <span title="A set of ordered Quantities defined by a low and high limit.">valueRange</span>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px"/> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px"/> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">
            <a href="datatypes.html#Range">Range</a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px"/> 
        </tr>         <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color:
         #F7F7F7">
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image:
           url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAAMUlEQVR4Xu3NoQ0AIBR
          Dwb9r958B0KAgAcw1OfNMK0ntGGtze+n3PwAAcG4JAAAAt3RWK0BWYk6o4QAAAABJRU5ErkJggg==)">
            <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: #F7F7F7; background-color: inherit" title="Data Type"/>              <span title="A time period defined by a start and end date and optionally time.">valuePeriod</span>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px"/> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px"/> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">
            <a href="datatypes.html#Period">Period</a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px"/> 
        </tr>         <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color:
         white">
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image:
           url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAAMUlEQVR4Xu3NoQ0AIBR
          Dwb9r958B0KAgAcw1OfNMK0ntGGtze+n3PwAAcG4JAAAAt3RWK0BWYk6o4QAAAABJRU5ErkJggg==)">
            <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: white; background-color: inherit" title="Data Type"/>              <span title="RelativeTime expresses a time or time period as relative to the time of an event
             defined in data types other than dateTime.">valueRelativeTime</span> 
          </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px"/> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px"/> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">
            <a href="datatypes.html#RelativeTime">RelativeTime</a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px"/> 
        </tr>         <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color:
         #F7F7F7">
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image:
           url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAAMUlEQVR4Xu3NoQ0AIBR
          Dwb9r958B0KAgAcw1OfNMK0ntGGtze+n3PwAAcG4JAAAAt3RWK0BWYk6o4QAAAABJRU5ErkJggg==)">
            <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: #F7F7F7; background-color: inherit" title="Reference to another Resource"/>  valueReference          </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px"/> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px"/> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">
            <a href="references.html#Reference">Reference</a> (            <a href="resourcelist.html">Any</a> )          </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px"/> 
        </tr>         <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color:
         white">
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image:
           url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAAMUlEQVR4Xu3NoQ0AIBR
          Dwb9r958B0KAgAcw1OfNMK0ntGGtze+n3PwAAcG4JAAAAt3RWK0BWYk6o4QAAAABJRU5ErkJggg==)">
            <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: white; background-color: inherit" title="Data Type"/>              <span title="A expression that is evaluated in a specified context and returns a value. The
             context of use of the expression must specify the context in which the expression
             is evaluated, and how the result of the expression is used.">valueExpression</span> 
          </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px"/> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px"/> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">
            <a href="metadatatypes.html#Expression">Expression</a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px"/> 
        </tr>         <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color:
         #F7F7F7">
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image:
           url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAALUlEQVR4Xu3IoREAIAw
          EwfT6/ddA0GBAxO3NrLlKUj9263wAAAAvrgEAADClAVWFQIBRHMicAAAAAElFTkSuQmCC)">
            <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: #F7F7F7; background-color: inherit" title="Primitive Data Type"/>              <span title="String of characters used to identify a name or a resource">valueUri</span>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px"/> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px"/> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">
            <a href="datatypes.html#uri">uri</a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px"/> 
        </tr>         <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color:
         white">
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image:
           url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAALUlEQVR4Xu3IoREAIAw
          EwfT6/ddA0GBAxO3NrLlKUj9263wAAAAvrgEAADClAVWFQIBRHMicAAAAAElFTkSuQmCC)">
            <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: white; background-color: inherit" title="Data Type"/>              <span title="EvidenceVariable.handling : The method of handling in statistical analysis.">handling</span>             <a name="EvidenceVariable.handling"> </a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px"/> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">0..1</td> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">
            <a href="datatypes.html#CodeableConcept">CodeableConcept</a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">boolean | continuous | dichotomous | ordinal | polychotomous | time-to-event |
             not-specified
            <br/>  Binding:             <a href="valueset-variable-handling-example.html">Evidence Variable Handling Example</a>  (            <a href="terminologies.html#example" title="Instances are not expected or even encouraged to draw from the specified value
             set.  The value set merely provides examples of the types of concepts intended
             to be included.">Example</a> )
            <br/>            </td>         </tr>         <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color:
         #F7F7F7">
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image:
           url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAALUlEQVR4Xu3IoREAIAw
          EwfT6/ddA0GBAxO3NrLlKUj9263wAAAAvrgEAADClAVWFQIBRHMicAAAAAElFTkSuQmCC)">
            <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: #F7F7F7; background-color: inherit" title="Element"/>              <span title="EvidenceVariable.category : A grouping for dichotomous, ordinal, or polychotomouos
             variables.">category</span> 
            <a name="EvidenceVariable.category"> </a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px"/> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">0..*</td> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">
            <a href="types.html#BackBoneElement">BackboneElement</a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">A grouping for dichotomous, ordinal, or polychotomouos variables
            <br/>              <br/>            </td>         </tr>         <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color:
         white">
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image:
           url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAAMUlEQVR4Xu3LMQoAIBA
          Dwftr/v8GtdbqEAthAtMspJJUx9rYW8ftHwAA+NcRAAAAXplLq0BWj/rZigAAAABJRU5ErkJggg==)">
            <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: white; background-color: inherit" title="Primitive Data Type"/>              <span title="EvidenceVariable.category.name : Description of the grouping.">name</span>             <a name="EvidenceVariable.category.name"> </a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px"/> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">0..1</td> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">
            <a href="datatypes.html#string">string</a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">Description of the grouping
            <br/>            </td>         </tr>         <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color:
         #F7F7F7">
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image:
           url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAALUlEQVR4Xu3IoREAIAw
          EwfT6/ddA0GBAxO3NrLlKUj9263wAAAAvrgEAADClAVWFQIBRHMicAAAAAElFTkSuQmCC)">
            <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: #F7F7F7; background-color: inherit" title="Choice of Types"/>              <span title="EvidenceVariable.category.value[x] : Definition of the grouping.">value[x]</span>             <a name="EvidenceVariable.category.value_x_"> </a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px"/> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">0..1</td> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px"/> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">Definition of the grouping
            <br/>            </td>         </tr>         <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color:
         white">
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image:
           url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAAMUlEQVR4Xu3NoQ0AIBR
          Dwb9r958B0KAgAcw1OfNMK0ntGGtze+n3PwAAcG4JAAAAt3RWK0BWYk6o4QAAAABJRU5ErkJggg==)">
            <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: white; background-color: inherit" title="Data Type"/>              <span title="A concept that may be defined by a formal reference to a terminology or ontology
             or may be provided by text.">valueCodeableConcept</span> 
          </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px"/> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px"/> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">
            <a href="datatypes.html#CodeableConcept">CodeableConcept</a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px"/> 
        </tr>         <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color:
         #F7F7F7">
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image:
           url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAAMUlEQVR4Xu3NoQ0AIBR
          Dwb9r958B0KAgAcw1OfNMK0ntGGtze+n3PwAAcG4JAAAAt3RWK0BWYk6o4QAAAABJRU5ErkJggg==)">
            <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: #F7F7F7; background-color: inherit" title="Data Type"/>              <span title="A measured amount (or an amount that can potentially be measured). Note that measured
             amounts include amounts that are not precisely quantified, including amounts involving
             arbitrary units and floating currencies.">valueQuantity</span> 
          </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px"/> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px"/> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">
            <a href="datatypes.html#Quantity">Quantity</a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px"/> 
        </tr>         <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color:
         white">
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image:
           url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAAMUlEQVR4Xu3NoQ0AIBR
          Dwb9r958B0KAgAcw1OfNMK0ntGGtze+n3PwAAcG4JAAAAt3RWK0BWYk6o4QAAAABJRU5ErkJggg==)">
            <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: white; background-color: inherit" title="Data Type"/>              <span title="A set of ordered Quantities defined by a low and high limit.">valueRange</span>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px"/> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px"/> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">
            <a href="datatypes.html#Range">Range</a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px"/> 
        </tr>         <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color:
         #F7F7F7">
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image:
           url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAALUlEQVR4Xu3IoREAIAw
          EwfT6/ddA0GBAxO3NrLlKUj9263wAAAAvrgEAADClAVWFQIBRHMicAAAAAElFTkSuQmCC)">
            <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: #F7F7F7; background-color: inherit" title="Reference to another Resource"/>  valueReference          </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px"/> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px"/> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">
            <a href="references.html#Reference">Reference</a> (            <a href="group.html">Group</a> )          </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px"/> 
        </tr>         <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color:
         white">
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image:
           url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAALUlEQVR4Xu3IoREAIAw
          EwfT6/ddA0GBAxO3NrLlKUj9263wAAAAvrgEAADClAVWFQIBRHMicAAAAAElFTkSuQmCC)">
            <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: white; background-color: inherit" title="Data Type"/>              <span title="EvidenceVariable.conditional : The context, situation, or parameters that determine
             whether the data is obtained to determine the value of the variable.">conditional</span> 
            <a name="EvidenceVariable.conditional"> </a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px"/> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">0..1</td> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">
            <a href="metadatatypes.html#Expression">Expression</a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">Condition determining whether the data will be collected
            <br/>            </td>         </tr>         <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color:
         #F7F7F7">
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image:
           url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAALUlEQVR4Xu3IoREAIAw
          EwfT6/ddA0GBAxO3NrLlKUj9263wAAAAvrgEAADClAVWFQIBRHMicAAAAAElFTkSuQmCC)">
            <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: #F7F7F7; background-color: inherit" title="Data Type"/>              <span title="EvidenceVariable.classifier : Classification of the variable.">classifier</span>             <a name="EvidenceVariable.classifier"> </a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px"/> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">0..*</td> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">
            <a href="datatypes.html#CodeableConcept">CodeableConcept</a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">Classification
            <br/>  Binding:             <a href="valueset-evidence-variable-classifier.html">Evidence Variable Classifier</a>  (            <a href="terminologies.html#example" title="Instances are not expected or even encouraged to draw from the specified value
             set.  The value set merely provides examples of the types of concepts intended
             to be included.">Example</a> )
            <br/>              <br/>            </td>         </tr>         <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color:
         white">
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image:
           url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAALUlEQVR4Xu3IoREAIAw
          EwfT6/ddA0GBAxO3NrLlKUj9263wAAAAvrgEAADClAVWFQIBRHMicAAAAAElFTkSuQmCC)">
            <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: white; background-color: inherit" title="Element"/>              <span title="EvidenceVariable.dataStorage : How the data element is organized and where the
             data element (expressing the value of the variable) is found in the dataset.">dataStorage</span> 
            <a name="EvidenceVariable.dataStorage"> </a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px"/> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">0..*</td> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">
            <a href="types.html#BackBoneElement">BackboneElement</a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">How the data element (value of the variable) is found
            <br/>              <br/>            </td>         </tr>         <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color:
         #F7F7F7">
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image:
           url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAAMUlEQVR4Xu3LMQoAIBA
          Dwftr/v8GtdbqEAthAtMspJJUx9rYW8ftHwAA+NcRAAAAXplLq0BWj/rZigAAAABJRU5ErkJggg==)">
            <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: #F7F7F7; background-color: inherit" title="Data Type"/>              <span title="EvidenceVariable.dataStorage.datatype : The type of data used to express values
             of the variable.">datatype</span> 
            <a name="EvidenceVariable.dataStorage.datatype"> </a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px"/> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">0..1</td> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">
            <a href="datatypes.html#CodeableConcept">CodeableConcept</a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">Type of data used to express value of the variable
            <br/>  Binding:             <a href="valueset-fhir-types.html">All FHIR Types</a>  (            <a href="terminologies.html#preferred" title="Instances are encouraged to draw from the specified codes for interoperability
             purposes but are not required to do so to be considered conformant.">Preferred</a> )
            <br/>            </td>         </tr>         <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color:
         white">
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image:
           url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAAMUlEQVR4Xu3LMQoAIBA
          Dwftr/v8GtdbqEAthAtMspJJUx9rYW8ftHwAA+NcRAAAAXplLq0BWj/rZigAAAABJRU5ErkJggg==)">
            <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: white; background-color: inherit" title="Primitive Data Type"/>              <span title="EvidenceVariable.dataStorage.path : The mapping (order of elements) to reach the
             element containing the  data element in the dataset.">path</span> 
            <a name="EvidenceVariable.dataStorage.path"> </a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px"/> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">0..1</td> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">
            <a href="datatypes.html#string">string</a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">Where to find the data element in the dataset
            <br/>            </td>         </tr>         <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color:
         #F7F7F7">
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image:
           url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAAMUlEQVR4Xu3LMQoAIBA
          Dwftr/v8GtdbqEAthAtMspJJUx9rYW8ftHwAA+NcRAAAAXplLq0BWj/rZigAAAABJRU5ErkJggg==)">
            <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: #F7F7F7; background-color: inherit" title="Primitive Data Type"/>              <span title="EvidenceVariable.dataStorage.delimiter : A character or series of characters that
             is used within a string to signal the separation of discrete values.">delimiter</span> 
            <a name="EvidenceVariable.dataStorage.delimiter"> </a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px"/> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">0..1</td> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">
            <a href="datatypes.html#string">string</a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">Character(s) separating values in a string-based list
            <br/>            </td>         </tr>         <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color:
         white">
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image:
           url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAALUlEQVR4Xu3IoREAIAw
          EwfT6/ddA0GBAxO3NrLlKUj9263wAAAAvrgEAADClAVWFQIBRHMicAAAAAElFTkSuQmCC)">
            <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: white; background-color: inherit" title="Reference to another Element"/>              <span title="EvidenceVariable.dataStorage.component : A part of the value for a variable that
             is stored in 2 or more parts.">component</span> 
            <a name="EvidenceVariable.dataStorage.component"> </a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px"/> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">0..*</td> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">see 
            <a href="#EvidenceVariable.dataStorage" title="EvidenceVariable.dataStorage">dataStorage</a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">
            <br/>              <br/>            </td>         </tr>         <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color:
         #F7F7F7">
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image:
           url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAALUlEQVR4Xu3IoREAIAw
          EwfT6/ddA0GBAxO3NrLlKUj9263wAAAAvrgEAADClAVWFQIBRHMicAAAAAElFTkSuQmCC)">
            <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: #F7F7F7; background-color: inherit" title="Data Type"/>              <span title="EvidenceVariable.timing : When the variable is observed in relation to a reference
             point in time defined by context or event.">timing</span> 
            <a name="EvidenceVariable.timing"> </a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px"/> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">0..1</td> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">
            <a href="datatypes.html#RelativeTime">RelativeTime</a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">When the variable is observed
            <br/>            </td>         </tr>         <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color:
         white">
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image:
           url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAALUlEQVR4Xu3IoREAIAw
          EwfT6/ddA0GBAxO3NrLlKUj9263wAAAAvrgEAADClAVWFQIBRHMicAAAAAElFTkSuQmCC)">
            <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: white; background-color: inherit" title="Data Type"/>              <span title="EvidenceVariable.period : When the variable is observed in relation to calendar
             dates and times.">period</span> 
            <a name="EvidenceVariable.period"> </a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px"/> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">0..1</td> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">
            <a href="datatypes.html#Period">Period</a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">Calendar-based timing when the variable is observed
            <br/>            </td>         </tr>         <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color:
         #F7F7F7">
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image:
           url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAALUlEQVR4Xu3IoREAIAw
          EwfT6/ddA0GBAxO3NrLlKUj9263wAAAAvrgEAADClAVWFQIBRHMicAAAAAElFTkSuQmCC)">
            <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: #F7F7F7; background-color: inherit" title="Element"/>              <span title="EvidenceVariable.constraint : Limit on acceptability of data used to express values
             of the variable.">constraint</span> 
            <a name="EvidenceVariable.constraint"> </a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px"/> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">0..*</td> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">
            <a href="types.html#BackBoneElement">BackboneElement</a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">Limit on acceptability of data value
            <br/>              <br/>            </td>         </tr>         <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color:
         white">
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image:
           url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAAMUlEQVR4Xu3LMQoAIBA
          Dwftr/v8GtdbqEAthAtMspJJUx9rYW8ftHwAA+NcRAAAAXplLq0BWj/rZigAAAABJRU5ErkJggg==)">
            <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: white; background-color: inherit" title="Data Type"/>              <span title="EvidenceVariable.constraint.conditional : The context, situation, or parameters
             that determine whether this constraint applies.">conditional</span> 
            <a name="EvidenceVariable.constraint.conditional"> </a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px"/> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">0..1</td> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">
            <a href="datatypes.html#CodeableConcept">CodeableConcept</a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">Condition determining whether this constraint applies
            <br/>  Binding:             <a href="valueset-administrative-gender.html">AdministrativeGender</a>  (            <a href="terminologies.html#example" title="Instances are not expected or even encouraged to draw from the specified value
             set.  The value set merely provides examples of the types of concepts intended
             to be included.">Example</a> )
            <br/>            </td>         </tr>         <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color:
         #F7F7F7">
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image:
           url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAAMUlEQVR4Xu3LMQoAIBA
          Dwftr/v8GtdbqEAthAtMspJJUx9rYW8ftHwAA+NcRAAAAXplLq0BWj/rZigAAAABJRU5ErkJggg==)">
            <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: #F7F7F7; background-color: inherit" title="Data Type"/>              <span title="EvidenceVariable.constraint.minimumQuantity : The lowest permissible value of the
             variable, used with variables that have a number-based datatype (with or without
             units).">minimumQuantity</span> 
            <a name="EvidenceVariable.constraint.minimumQuantity"> </a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px"/> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">0..1</td> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">
            <a href="datatypes.html#Quantity">Quantity</a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">The lowest permissible value of the variable
            <br/>            </td>         </tr>         <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color:
         white">
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image:
           url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAAMUlEQVR4Xu3LMQoAIBA
          Dwftr/v8GtdbqEAthAtMspJJUx9rYW8ftHwAA+NcRAAAAXplLq0BWj/rZigAAAABJRU5ErkJggg==)">
            <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: white; background-color: inherit" title="Data Type"/>              <span title="EvidenceVariable.constraint.maximumQuantity : The highest permissible value of
             the variable, used with variables that have a number-based datatype (with or without
             units).">maximumQuantity</span> 
            <a name="EvidenceVariable.constraint.maximumQuantity"> </a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px"/> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">0..1</td> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">
            <a href="datatypes.html#Quantity">Quantity</a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">The highest permissible value of the variable
            <br/>            </td>         </tr>         <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color:
         #F7F7F7">
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image:
           url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAAMUlEQVR4Xu3LMQoAIBA
          Dwftr/v8GtdbqEAthAtMspJJUx9rYW8ftHwAA+NcRAAAAXplLq0BWj/rZigAAAABJRU5ErkJggg==)">
            <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: #F7F7F7; background-color: inherit" title="Primitive Data Type"/>              <span title="EvidenceVariable.constraint.earliestDateTime : The earliest permissible value of
             the variable, used with variables that have a date-based or dateTime-based datatype.">earliestDateTime</span> 
            <a name="EvidenceVariable.constraint.earliestDateTime"> </a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px"/> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">0..1</td> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">
            <a href="datatypes.html#dateTime">dateTime</a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">The earliest permissible value of the variable
            <br/>            </td>         </tr>         <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color:
         white">
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image:
           url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAAMUlEQVR4Xu3LMQoAIBA
          Dwftr/v8GtdbqEAthAtMspJJUx9rYW8ftHwAA+NcRAAAAXplLq0BWj/rZigAAAABJRU5ErkJggg==)">
            <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: white; background-color: inherit" title="Primitive Data Type"/>              <span title="EvidenceVariable.constraint.latestDateTime : The latest permissible value of the
             variable, used with variables that have a date-based or dateTime-based datatype.">latestDateTime</span> 
            <a name="EvidenceVariable.constraint.latestDateTime"> </a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px"/> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">0..1</td> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">
            <a href="datatypes.html#dateTime">dateTime</a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">The latest permissible value of the variable
            <br/>            </td>         </tr>         <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color:
         #F7F7F7">
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image:
           url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAAMUlEQVR4Xu3LMQoAIBA
          Dwftr/v8GtdbqEAthAtMspJJUx9rYW8ftHwAA+NcRAAAAXplLq0BWj/rZigAAAABJRU5ErkJggg==)">
            <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: #F7F7F7; background-color: inherit" title="Primitive Data Type"/>              <span title="EvidenceVariable.constraint.minimumStringLength : The lowest number of characters
             allowed for a value of the variable, used with variables that have a string-based
             datatype.">minimumStringLength</span> 
            <a name="EvidenceVariable.constraint.minimumStringLength"> </a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px"/> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">0..1</td> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">
            <a href="datatypes.html#unsignedInt">unsignedInt</a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">The lowest number of characters allowed for a value of the variable
            <br/>            </td>         </tr>         <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color:
         white">
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image:
           url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAAMUlEQVR4Xu3LMQoAIBA
          Dwftr/v8GtdbqEAthAtMspJJUx9rYW8ftHwAA+NcRAAAAXplLq0BWj/rZigAAAABJRU5ErkJggg==)">
            <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: white; background-color: inherit" title="Primitive Data Type"/>              <span title="EvidenceVariable.constraint.maximumStringLength : The highest number of characters
             allowed for a value of the variable, used with variables that have a string-based
             datatype.">maximumStringLength</span> 
            <a name="EvidenceVariable.constraint.maximumStringLength"> </a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px"/> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">0..1</td> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">
            <a href="datatypes.html#positiveInt">positiveInt</a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">The highest number of characters allowed for a value of the variable
            <br/>            </td>         </tr>         <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color:
         #F7F7F7">
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image:
           url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAAMUlEQVR4Xu3LMQoAIBA
          Dwftr/v8GtdbqEAthAtMspJJUx9rYW8ftHwAA+NcRAAAAXplLq0BWj/rZigAAAABJRU5ErkJggg==)">
            <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: #F7F7F7; background-color: inherit" title="Data Type"/>              <span title="EvidenceVariable.constraint.code : A rule, such as a format or other expectation,
             for the data values.">code</span> 
            <a name="EvidenceVariable.constraint.code"> </a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px"/> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">0..1</td> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">
            <a href="datatypes.html#CodeableConcept">CodeableConcept</a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">Rule for acceptable data values
            <br/>  Binding:             <a href="valueset-evidence-variable-constraint.html">Evidence Variable Constraint</a>  (            <a href="terminologies.html#example" title="Instances are not expected or even encouraged to draw from the specified value
             set.  The value set merely provides examples of the types of concepts intended
             to be included.">Example</a> )
            <br/>            </td>         </tr>         <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color:
         white">
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image:
           url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAAMUlEQVR4Xu3LMQoAIBA
          Dwftr/v8GtdbqEAthAtMspJJUx9rYW8ftHwAA+NcRAAAAXplLq0BWj/rZigAAAABJRU5ErkJggg==)">
            <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: white; background-color: inherit" title="Data Type"/>              <span title="EvidenceVariable.constraint.expression : A rule, such as a format or other expectation,
             for the data values, expressed as an Expression.">expression</span> 
            <a name="EvidenceVariable.constraint.expression"> </a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px"/> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">0..1</td> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">
            <a href="metadatatypes.html#Expression">Expression</a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">Rule for acceptable data values, as an Expression
            <br/>            </td>         </tr>         <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color:
         #F7F7F7">
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image:
           url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAAMUlEQVR4Xu3LMQoAIBA
          Dwftr/v8GtdbqEAthAtMspJJUx9rYW8ftHwAA+NcRAAAAXplLq0BWj/rZigAAAABJRU5ErkJggg==)">
            <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: #F7F7F7; background-color: inherit" title="Reference to another Resource"/>              <span title="EvidenceVariable.constraint.expectedValueSet : List of anticipated values used
             to express value of the variable, used with variables that have a codeable concept-based
             datatype.">expectedValueSet</span> 
            <a name="EvidenceVariable.constraint.expectedValueSet"> </a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px"/> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">0..1</td> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">
            <a href="references.html#Reference">Reference</a> (            <a href="valueset.html">ValueSet</a> )          </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">List of anticipated values used to express value of the variable
            <br/>            </td>         </tr>         <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color:
         white">
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image:
           url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAAMUlEQVR4Xu3LMQoAIBA
          Dwftr/v8GtdbqEAthAtMspJJUx9rYW8ftHwAA+NcRAAAAXplLq0BWj/rZigAAAABJRU5ErkJggg==)">
            <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: white; background-color: inherit" title="Reference to another Resource"/>              <span title="EvidenceVariable.constraint.expectedUnitsValueSet : List of anticipated values
             used to express units for the value of the variable, used with variables that have
             a Quantity-based datatype.">expectedUnitsValueSet</span> 
            <a name="EvidenceVariable.constraint.expectedUnitsValueSet"> </a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px"/> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">0..1</td> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">
            <a href="references.html#Reference">Reference</a> (            <a href="valueset.html">ValueSet</a> )          </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">List of anticipated values used to express units for the value of the variable
            <br/>            </td>         </tr>         <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color:
         #F7F7F7">
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image:
           url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAALUlEQVR4Xu3IoREAIAw
          EwfT6/ddA0GBAxO3NrLlKUj9263wAAAAvrgEAADClAVWFQIBRHMicAAAAAElFTkSuQmCC)">
            <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: #F7F7F7; background-color: inherit" title="Primitive Data Type"/>              <span title="EvidenceVariable.constraint.anyValueAllowed : Whether the value expressed for a
             variable is allowed to not be restricted to the expected value set.">anyValueAllowed</span> 
            <a name="EvidenceVariable.constraint.anyValueAllowed"> </a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px"/> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">0..1</td> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">
            <a href="datatypes.html#boolean">boolean</a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">Permissibility of unanticipated value used to express value of the variable
            <br/>            </td>         </tr>         <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color:
         white">
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image:
           url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAALUlEQVR4Xu3IoREAIAw
          EwfT6/ddA0GBAxO3NrLlKUj9263wAAAAvrgEAADClAVWFQIBRHMicAAAAAElFTkSuQmCC)">
            <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: white; background-color: inherit" title="Data Type"/>              <span title="EvidenceVariable.missingDataMeaning : A method or transformation applied for missing
             data.">missingDataMeaning</span> 
            <a name="EvidenceVariable.missingDataMeaning"> </a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px"/> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">0..*</td> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">
            <a href="datatypes.html#CodeableConcept">CodeableConcept</a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: white;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">How missing data can be interpreted
            <br/>  Binding:             <a href="valueset-data-absent-reason.html">Data Absent Reason</a>  (            <a href="terminologies.html#example" title="Instances are not expected or even encouraged to draw from the specified value
             set.  The value set merely provides examples of the types of concepts intended
             to be included.">Example</a> )
            <br/>              <br/>            </td>         </tr>         <tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color:
         #F7F7F7">
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image:
           url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAAJUlEQVR4Xu3IIQEAAAg
          DsHd9/w4EQIOamFnaBgAA4MMKAACAKwNp30CqZFfFmwAAAABJRU5ErkJggg==)">
            <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: inherit"/>             <img alt="." class="hierarchy" src="data:(snipped in html view)" style="background-color: #F7F7F7; background-color: inherit" title="Data Type"/>              <span title="EvidenceVariable.unacceptableDataHandling : A method or transformation applied
             for data that does not match required patterns.">unacceptableDataHandling</span> 
            <a name="EvidenceVariable.unacceptableDataHandling"> </a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px"/> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">0..*</td> 
          <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">
            <a href="datatypes.html#CodeableConcept">CodeableConcept</a>           </td>           <td class="hierarchy" style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7;
           border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px">How erroneous data is processed
            <br/>  Binding:             <a href="valueset-evidence-variable-unacceptable-data-handling.html">Evidence Variable Unacceptable Data Handling</a>  (            <a href="terminologies.html#example" title="Instances are not expected or even encouraged to draw from the specified value
             set.  The value set merely provides examples of the types of concepts intended
             to be included.">Example</a> )
            <br/>              <br/>            </td>         </tr>         <tr>           <td class="hierarchy" colspan="5">            <br/>              <a href="https://build.fhir.org/ig/FHIR/ig-guidance/readingIgs.html#table-views" title="Legend for this format">              <img alt="doco" src="data:(snipped in html view)" style="background-color: inherit"/>  Documentation for this format            </a>           </td>         </tr>       </table>     </div>   </text>   <extension url="http://hl7.org/fhir/StructureDefinition/structuredefinition-category">    <valueString value="Specialized.Evidence-Based Medicine"/>   </extension>   <extension url="http://hl7.org/fhir/StructureDefinition/structuredefinition-implements">    <valueCanonical value="http://hl7.org/fhir/StructureDefinition/MetadataResource"/>   </extension>   <extension url="http://hl7.org/fhir/StructureDefinition/structuredefinition-standards-status">    <valueCode value="normative"/>   </extension>   <extension url="http://hl7.org/fhir/StructureDefinition/structuredefinition-wg">    <valueCode value="cds"/>   </extension>   <extension url="http://hl7.org/fhir/StructureDefinition/structuredefinition-fmm">    <valueInteger value="1"/>   </extension>   <extension url="http://hl7.org/fhir/StructureDefinition/structuredefinition-security-category">    <valueCode value="business"/>   </extension>   <url value="http://hl7.org/fhir/StructureDefinition/EvidenceVariable"/>   <version value="6.0.0-ballot4"/>   <name value="EvidenceVariable"/>   <status value="active"/>   <experimental value="false"/>   <date value="2025-12-18T07:07:42+11:00"/>   <publisher value="HL7 International / Clinical Decision Support"/>   <contact>     <telecom>       <system value="url"/>       <value value="http://www.hl7.org/Special/committees/fiwg"/>     </telecom>   </contact>   <contact>     <telecom>       <system value="url"/>       <value value="http://www.hl7.org/Special/committees/dss"/>     </telecom>   </contact>   <description value="The EvidenceVariable resource describes an element that knowledge (Evidence) is
   about."/> 
  <jurisdiction>     <coding>       <system value="http://unstats.un.org/unsd/methods/m49/m49.htm"/>       <code value="001"/>       <display value="World"/>     </coding>   </jurisdiction>   <purpose value="Need to be able to define and reuse the definition of individual elements of a
   research question."/> 
  <fhirVersion value="6.0.0-ballot4"/>   <mapping>     <identity value="w5"/>     <uri value="http://hl7.org/fhir/fivews"/>     <name value="FiveWs Pattern Mapping"/>   </mapping>   <mapping>     <identity value="objimpl"/>     <uri value="http://hl7.org/fhir/object-implementation"/>     <name value="Object Implementation Information"/>   </mapping>   <mapping>     <identity value="rim"/>     <uri value="http://hl7.org/v3"/>     <name value="RIM Mapping"/>   </mapping>   <kind value="resource"/>   <abstract value="false"/>   <type value="EvidenceVariable"/>   <baseDefinition value="http://hl7.org/fhir/StructureDefinition/DomainResource"/>   <derivation value="specialization"/>   <snapshot>     <element id="EvidenceVariable">      <path value="EvidenceVariable"/>       <short value="A definition of an exposure, outcome, or other variable"/>       <definition value="The EvidenceVariable resource describes an element that knowledge (Evidence) is
       about."/> 
      <comment value="The EvidenceVariable may be an exposure variable (intervention, condition, or state),
       a measured variable (outcome or observed parameter), or other variable (such as
       confounding factor)."/> 
      <min value="0"/>       <max value="*"/>       <base>         <path value="EvidenceVariable"/>         <min value="0"/>         <max value="*"/>       </base>       <constraint>         <key value="cnl-0"/>         <severity value="warning"/>         <human value="Name should be usable as an identifier for the module by machine processing applications
         such as code generation"/> 
        <expression value="name.exists() implies name.matches('^[A-Z]([A-Za-z0-9_]){1,254}$')"/>         <source value="http://hl7.org/fhir/StructureDefinition/EvidenceVariable"/>       </constraint>       <mustSupport value="false"/>       <isModifier value="false"/>       <isSummary value="false"/>       <mapping>         <identity value="w5"/>         <map value="conformance.behavior,clinical.general"/>       </mapping>     </element>     <element id="EvidenceVariable.id">      <path value="EvidenceVariable.id"/>       <short value="Logical id of this artifact"/>       <definition value="The logical id of the resource, as used in the URL for the resource. Once assigned,
       this value never changes."/> 
      <comment value="Within the context of the FHIR RESTful interactions, the resource has an id except
       for cases like the create and conditional update. Otherwise, the use of the resouce
       id depends on the given use case."/> 
      <min value="0"/>       <max value="1"/>       <base>         <path value="Resource.id"/>         <min value="0"/>         <max value="1"/>       </base>       <!--  Note: special primitive values have a FHIRPath system type. e.g. this is compiler
       magic (j)  -->
      <type>         <extension url="http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type">          <valueUrl value="string"/>         </extension>         <code value="http://hl7.org/fhirpath/System.String"/>       </type>       <mustSupport value="false"/>       <isModifier value="false"/>       <isSummary value="true"/>     </element>     <element id="EvidenceVariable.meta">      <path value="EvidenceVariable.meta"/>       <short value="Metadata about the resource"/>       <definition value="The metadata about the resource. This is content that is maintained by the infrastructure.
       Changes to the content might not always be associated with version changes to the
       resource."/> 
      <min value="0"/>       <max value="1"/>       <base>         <path value="Resource.meta"/>         <min value="0"/>         <max value="1"/>       </base>       <type>         <code value="Meta"/>       </type>       <constraint>         <key value="ele-1"/>         <severity value="error"/>         <human value="All FHIR elements must have a @value or children"/>         <expression value="hasValue() or (children().count() &gt; id.count())"/>         <source value="http://hl7.org/fhir/StructureDefinition/Element"/>       </constraint>       <mustSupport value="false"/>       <isModifier value="false"/>       <isSummary value="true"/>     </element>     <element id="EvidenceVariable.implicitRules">      <path value="EvidenceVariable.implicitRules"/>       <short value="A set of rules under which this content was created"/>       <definition value="A reference to a set of rules that were followed when the resource was constructed,
       and which must be understood when processing the content. Often, this is a reference
       to an implementation guide that defines the special rules along with other profiles
       etc. For DomainResources, if more than one implicitRules policy applies, additional
       policies may be conveyed using the [additionalImplicitRules](https://build.fhir.org/ig/HL7/fh
      ir-extensions/StructureDefinition-additionalImplicitRules.html) extension."/> 
      <comment value="Asserting this rule set restricts the content to be only understood by a limited
       set of trading partners. This inherently limits the usefulness of the data in the
       long term. However, the existing health eco-system is highly fractured, and not
       yet ready to define, collect, and exchange data in a generally computable sense.
       Wherever possible, implementers and/or specification writers should avoid using
       this element. Often, when used, the URL is a reference to an implementation guide
       that defines these special rules as part of its narrative along with other profiles,
       value sets, etc."/> 
      <min value="0"/>       <max value="1"/>       <base>         <path value="Resource.implicitRules"/>         <min value="0"/>         <max value="1"/>       </base>       <type>         <code value="uri"/>       </type>       <constraint>         <key value="ele-1"/>         <severity value="error"/>         <human value="All FHIR elements must have a @value or children"/>         <expression value="hasValue() or (children().count() &gt; id.count())"/>         <source value="http://hl7.org/fhir/StructureDefinition/Element"/>       </constraint>       <mustSupport value="false"/>       <isModifier value="true"/>       <isModifierReason value="This element is labeled as a modifier because the implicit rules may provide additional
       knowledge about the resource that modifies its meaning or interpretation"/> 
      <isSummary value="true"/>     </element>     <element id="EvidenceVariable.language">      <path value="EvidenceVariable.language"/>       <short value="Language of the resource content"/>       <definition value="The base language in which the resource is written."/>       <comment value="Language is provided to support indexing and accessibility (typically, services
       such as text to speech use the language tag). The html language tag in the narrative
       applies  to the narrative. The language tag on the resource may be used to specify
       the language of other presentations generated from the data in the resource. Not
       all the content has to be in the base language. The Resource.language should not
       be assumed to apply to the narrative automatically. If a language is specified,
       it should it also be specified on the div element in the html (see rules in HTML5
       for information about the relationship between xml:lang and the html lang attribute)."/> 
      <min value="0"/>       <max value="1"/>       <base>         <path value="Resource.language"/>         <min value="0"/>         <max value="1"/>       </base>       <type>         <code value="code"/>       </type>       <constraint>         <key value="ele-1"/>         <severity value="error"/>         <human value="All FHIR elements must have a @value or children"/>         <expression value="hasValue() or (children().count() &gt; id.count())"/>         <source value="http://hl7.org/fhir/StructureDefinition/Element"/>       </constraint>       <mustSupport value="false"/>       <isModifier value="false"/>       <isSummary value="false"/>       <binding>         <extension url="http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName">          <valueString value="Language"/>         </extension>         <extension url="http://hl7.org/fhir/StructureDefinition/elementdefinition-isCommonBinding">          <valueBoolean value="true"/>         </extension>         <strength value="required"/>         <description value="IETF language tag for a human language"/>         <valueSet value="http://hl7.org/fhir/ValueSet/all-languages|6.0.0-ballot4"/>         <additional>           <purpose value="starter"/>           <valueSet value="http://hl7.org/fhir/ValueSet/languages"/>         </additional>       </binding>     </element>     <element id="EvidenceVariable.text">      <path value="EvidenceVariable.text"/>       <short value="Text summary of the resource, for human interpretation"/>       <definition value="A human-readable narrative that contains a summary of the resource and can be used
       to represent the content of the resource to a human. The narrative need not encode
       all the structured data, but is required to contain sufficient detail to make it
       &quot;clinically safe&quot; for a human to just read the narrative. Resource definitions
       may define what content should be represented in the narrative to ensure clinical
       safety."/> 
      <comment value="Contained resources do not have a narrative. Resources that are not contained SHOULD
       have a narrative. In some cases, a resource may only have text with little or no
       additional discrete data (as long as all minOccurs=1 elements are satisfied). 
       This may be necessary for data from legacy systems where information is captured
       as a &quot;text blob&quot; or where text is additionally entered raw or narrated
       and encoded information is added later."/> 
      <alias value="narrative"/>       <alias value="html"/>       <alias value="xhtml"/>       <alias value="display"/>       <min value="0"/>       <max value="1"/>       <base>         <path value="DomainResource.text"/>         <min value="0"/>         <max value="1"/>       </base>       <type>         <code value="Narrative"/>       </type>       <condition value="dom-6"/>       <constraint>         <key value="ele-1"/>         <severity value="error"/>         <human value="All FHIR elements must have a @value or children"/>         <expression value="hasValue() or (children().count() &gt; id.count())"/>         <source value="http://hl7.org/fhir/StructureDefinition/Element"/>       </constraint>       <mustSupport value="false"/>       <isModifier value="false"/>       <isSummary value="false"/>       <mapping>         <identity value="rim"/>         <map value="Act.text?"/>       </mapping>     </element>     <element id="EvidenceVariable.contained">      <path value="EvidenceVariable.contained"/>       <short value="Contained, inline Resources"/>       <definition value="These resources do not have an independent existence apart from the resource that
       contains them - they cannot be identified independently, nor can they have their
       own independent transaction scope. This is allowed to be a Parameters resource
       if and only if it is referenced by a resource that provides context/meaning."/> 
      <comment value="This should never be done when the content can be identified properly, as once
       identification is lost, it is extremely difficult (and context dependent) to restore
       it again. Contained resources may have profiles and tags in their meta elements,
       but SHALL NOT have security labels. Contained resources may be a resource type
       defined in the FHIR specification, or an [additional resource](resource.html#additional)."/> 
      <alias value="inline resources"/>       <alias value="anonymous resources"/>       <alias value="contained resources"/>       <min value="0"/>       <max value="*"/>       <base>         <path value="DomainResource.contained"/>         <min value="0"/>         <max value="*"/>       </base>       <type>         <code value="Resource"/>       </type>       <condition value="dom-2"/>       <condition value="dom-4"/>       <condition value="dom-3"/>       <condition value="dom-5"/>       <mustSupport value="false"/>       <isModifier value="false"/>       <isSummary value="false"/>       <mapping>         <identity value="rim"/>         <map value="N/A"/>       </mapping>     </element>     <element id="EvidenceVariable.extension">      <path value="EvidenceVariable.extension"/>       <short value="Additional content defined by implementations"/>       <definition value="May be used to represent additional information that is not part of the basic definition
       of the resource. To make the use of extensions safe and managable, there is a strict
       set of governance applied to the definition and use of extensions. Though any implementer
       can define an extension, there is a set of requirements that SHALL be met as part
       of the definition of the extension."/> 
      <comment value="There can be no stigma associated with the use of extensions by any application,
       project, or standard - regardless of the institution or jurisdiction that uses
       or defines the extensions.  The use of extensions is what allows the FHIR specification
       to retain a core level of simplicity for everyone."/> 
      <alias value="extensions"/>       <alias value="user content"/>       <min value="0"/>       <max value="*"/>       <base>         <path value="DomainResource.extension"/>         <min value="0"/>         <max value="*"/>       </base>       <type>         <code value="Extension"/>       </type>       <constraint>         <key value="ele-1"/>         <severity value="error"/>         <human value="All FHIR elements must have a @value or children"/>         <expression value="hasValue() or (children().count() &gt; id.count())"/>         <source value="http://hl7.org/fhir/StructureDefinition/Element"/>       </constraint>       <mustSupport value="false"/>       <isModifier value="false"/>       <isSummary value="false"/>       <mapping>         <identity value="rim"/>         <map value="N/A"/>       </mapping>     </element>     <element id="EvidenceVariable.modifierExtension">      <path value="EvidenceVariable.modifierExtension"/>       <short value="Extensions that cannot be ignored"/>       <definition value="May be used to represent additional information that is not part of the basic definition
       of the resource and that modifies the understanding of the element that contains
       it and/or the understanding of the containing element's descendants. Usually modifier
       elements provide negation or qualification. To make the use of extensions safe
       and managable, there is a strict set of governance applied to the definition and
       use of extensions. Though any implementer is allowed to define an extension, there
       is a set of requirements that SHALL be met as part of the definition of the extension.
       Applications processing a resource are required to check for modifier extensions.
Modifier extensions SHALL NOT change the meaning of any elements on Resource or
       DomainResource (including cannot change the meaning of modifierExtension itself)."/> 
      <comment value="There can be no stigma associated with the use of extensions by any application,
       project, or standard - regardless of the institution or jurisdiction that uses
       or defines the extensions.  The use of extensions is what allows the FHIR specification
       to retain a core level of simplicity for everyone."/> 
      <requirements value="Modifier extensions allow for extensions that *cannot* be safely ignored to be
       clearly distinguished from the vast majority of extensions which can be safely
       ignored.  This promotes interoperability by eliminating the need for implementers
       to prohibit the presence of extensions. For further information, see the [definition
       of modifier extensions](extensibility.html#modifierExtension)."/> 
      <alias value="extensions"/>       <alias value="user content"/>       <min value="0"/>       <max value="*"/>       <base>         <path value="DomainResource.modifierExtension"/>         <min value="0"/>         <max value="*"/>       </base>       <type>         <code value="Extension"/>       </type>       <constraint>         <key value="ele-1"/>         <severity value="error"/>         <human value="All FHIR elements must have a @value or children"/>         <expression value="hasValue() or (children().count() &gt; id.count())"/>         <source value="http://hl7.org/fhir/StructureDefinition/Element"/>       </constraint>       <mustSupport value="false"/>       <isModifier value="true"/>       <isModifierReason value="Modifier extensions are expected to modify the meaning or interpretation of the
       resource that contains them"/> 
      <isSummary value="true"/>       <mapping>         <identity value="rim"/>         <map value="N/A"/>       </mapping>     </element>     <element id="EvidenceVariable.url">      <path value="EvidenceVariable.url"/>       <short value="Canonical identifier for this evidence variable, represented as a URI (globally
       unique)"/> 
      <definition value="An absolute URI that is used to identify this evidence variable when it is referenced
       in a specification, model, design or an instance; also called its canonical identifier.
       This SHOULD be globally unique and SHOULD be a literal address at which an authoritative
       instance of this evidence variable is (or will be) published. This URL can be the
       target of a canonical reference. It SHALL remain the same when the evidence variable
       is stored on different servers."/> 
      <comment value="In some cases, the resource can no longer be found at the stated url, but the url
       itself cannot change. Implementations can use the meta.source element to indicate
       where the current master source of the resource can be found."/> 
      <requirements value="Allows the evidence variable to be referenced by a single globally unique identifier."/>       <min value="0"/>       <max value="1"/>       <base>         <path value="EvidenceVariable.url"/>         <min value="0"/>         <max value="1"/>       </base>       <type>         <code value="uri"/>       </type>       <constraint>         <key value="cnl-1"/>         <severity value="warning"/>         <human value="URL should not contain | or # - these characters make processing canonical references
         problematic"/> 
        <expression value="exists() implies matches('^[^|# ]+$')"/>         <source value="http://hl7.org/fhir/StructureDefinition/EvidenceVariable"/>       </constraint>       <constraint>         <key value="ele-1"/>         <severity value="error"/>         <human value="All FHIR elements must have a @value or children"/>         <expression value="hasValue() or (children().count() &gt; id.count())"/>         <source value="http://hl7.org/fhir/StructureDefinition/Element"/>       </constraint>       <mustSupport value="false"/>       <isModifier value="false"/>       <isSummary value="true"/>       <mapping>         <identity value="w5"/>         <map value="FiveWs.identifier"/>       </mapping>     </element>     <element id="EvidenceVariable.identifier">      <path value="EvidenceVariable.identifier"/>       <short value="Additional identifier for the evidence variable"/>       <definition value="A formal identifier that is used to identify this evidence variable when it is
       represented in other formats, or referenced in a specification, model, design or
       an instance."/> 
      <requirements value="Allows externally provided and/or usable business identifiers to be easily associated
       with the module."/> 
      <min value="0"/>       <max value="*"/>       <base>         <path value="EvidenceVariable.identifier"/>         <min value="0"/>         <max value="*"/>       </base>       <type>         <code value="Identifier"/>       </type>       <constraint>         <key value="ele-1"/>         <severity value="error"/>         <human value="All FHIR elements must have a @value or children"/>         <expression value="hasValue() or (children().count() &gt; id.count())"/>         <source value="http://hl7.org/fhir/StructureDefinition/Element"/>       </constraint>       <mustSupport value="false"/>       <isModifier value="false"/>       <isSummary value="true"/>       <mapping>         <identity value="w5"/>         <map value="FiveWs.identifier"/>       </mapping>       <mapping>         <identity value="objimpl"/>         <map value="no-gen-base"/>       </mapping>     </element>     <element id="EvidenceVariable.version">      <path value="EvidenceVariable.version"/>       <short value="Business version of the evidence variable"/>       <definition value="The identifier that is used to identify this version of the evidence variable when
       it is referenced in a specification, model, design or instance. This is an arbitrary
       value managed by the evidence variable author and is not expected to be globally
       unique. For example, it might be a timestamp (e.g. yyyymmdd) if a managed version
       is not available. There is also no expectation that versions can be placed in a
       lexicographical sequence. To provide a version consistent with the Decision Support
       Service specification, use the format Major.Minor.Revision (e.g. 1.0.0). For more
       information on versioning knowledge assets, refer to the Decision Support Service
       specification. Note that a version is required for non-experimental active artifacts."/> 
      <comment value="There may be different evidence variable instances that have the same identifier
       but different versions.  The version can be appended to the url in a reference
       to allow a reference to a particular business version of the evidence variable
       with the format [url]|[version]. The version SHOULD NOT contain a '#' - see [Business
       Version](resource.html#bv-format)."/> 
      <min value="0"/>       <max value="1"/>       <base>         <path value="EvidenceVariable.version"/>         <min value="0"/>         <max value="1"/>       </base>       <type>         <code value="string"/>       </type>       <constraint>         <key value="ele-1"/>         <severity value="error"/>         <human value="All FHIR elements must have a @value or children"/>         <expression value="hasValue() or (children().count() &gt; id.count())"/>         <source value="http://hl7.org/fhir/StructureDefinition/Element"/>       </constraint>       <mustSupport value="false"/>       <isModifier value="false"/>       <isSummary value="true"/>       <mapping>         <identity value="w5"/>         <map value="FiveWs.version"/>       </mapping>     </element>     <element id="EvidenceVariable.versionAlgorithm[x]">      <path value="EvidenceVariable.versionAlgorithm[x]"/>       <short value="How to compare versions"/>       <definition value="Indicates the mechanism used to compare versions to determine which is more current."/>       <comment value="If set as a string, this is a FHIRPath expression that has two additional context
       variables passed in - %version1 and %version2 and will return a negative number
       if version1 is newer, a positive number if version2 is newer, and a 0 if the version
       ordering can't successfully be determined."/> 
      <min value="0"/>       <max value="1"/>       <base>         <path value="EvidenceVariable.versionAlgorithm[x]"/>         <min value="0"/>         <max value="1"/>       </base>       <type>         <code value="string"/>       </type>       <type>         <code value="Coding"/>       </type>       <constraint>         <key value="ele-1"/>         <severity value="error"/>         <human value="All FHIR elements must have a @value or children"/>         <expression value="hasValue() or (children().count() &gt; id.count())"/>         <source value="http://hl7.org/fhir/StructureDefinition/Element"/>       </constraint>       <mustSupport value="false"/>       <isModifier value="false"/>       <isSummary value="true"/>       <binding>         <strength value="extensible"/>         <valueSet value="http://hl7.org/fhir/ValueSet/version-algorithm"/>       </binding>     </element>     <element id="EvidenceVariable.name">      <path value="EvidenceVariable.name"/>       <short value="Name for this evidence variable (computer friendly)"/>       <definition value="A natural language name identifying the evidence variable. This name should be
       usable as an identifier for the module by machine processing applications such
       as code generation."/> 
      <comment value="The name is not expected to be globally unique. The name should be a simple alphanumeric
       type name to ensure that it is machine-processing friendly."/> 
      <requirements value="Support human navigation and code generation."/>       <min value="0"/>       <max value="1"/>       <base>         <path value="EvidenceVariable.name"/>         <min value="0"/>         <max value="1"/>       </base>       <type>         <code value="string"/>       </type>       <condition value="cnl-0"/>       <constraint>         <key value="ele-1"/>         <severity value="error"/>         <human value="All FHIR elements must have a @value or children"/>         <expression value="hasValue() or (children().count() &gt; id.count())"/>         <source value="http://hl7.org/fhir/StructureDefinition/Element"/>       </constraint>       <mustSupport value="false"/>       <isModifier value="false"/>       <isSummary value="true"/>     </element>     <element id="EvidenceVariable.title">      <path value="EvidenceVariable.title"/>       <short value="Name for this evidence variable (human friendly)"/>       <definition value="A short, descriptive, user-friendly title for the evidence variable."/>       <comment value="This name does not need to be machine-processing friendly and may contain punctuation,
       white-space, etc."/> 
      <min value="0"/>       <max value="1"/>       <base>         <path value="EvidenceVariable.title"/>         <min value="0"/>         <max value="1"/>       </base>       <type>         <code value="string"/>       </type>       <constraint>         <key value="ele-1"/>         <severity value="error"/>         <human value="All FHIR elements must have a @value or children"/>         <expression value="hasValue() or (children().count() &gt; id.count())"/>         <source value="http://hl7.org/fhir/StructureDefinition/Element"/>       </constraint>       <mustSupport value="false"/>       <isModifier value="false"/>       <isSummary value="true"/>     </element>     <element id="EvidenceVariable.shortTitle">      <path value="EvidenceVariable.shortTitle"/>       <short value="Title for use in informal contexts"/>       <definition value="The short title provides an alternate title for use in informal descriptive contexts
       where the full, formal title is not necessary."/> 
      <requirements value="Need to be able to reference the content by a short description, but still provide
       a longer, more formal title for the content."/> 
      <min value="0"/>       <max value="1"/>       <base>         <path value="EvidenceVariable.shortTitle"/>         <min value="0"/>         <max value="1"/>       </base>       <type>         <code value="string"/>       </type>       <constraint>         <key value="ele-1"/>         <severity value="error"/>         <human value="All FHIR elements must have a @value or children"/>         <expression value="hasValue() or (children().count() &gt; id.count())"/>         <source value="http://hl7.org/fhir/StructureDefinition/Element"/>       </constraint>       <mustSupport value="false"/>       <isModifier value="false"/>       <isSummary value="true"/>     </element>     <element id="EvidenceVariable.citeAs">      <path value="EvidenceVariable.citeAs"/>       <short value="Display of how to cite this EvidenceVariable"/>       <definition value="Display of the suggested method of how to cite this EvidenceVariable."/>       <min value="0"/>       <max value="1"/>       <base>         <path value="EvidenceVariable.citeAs"/>         <min value="0"/>         <max value="1"/>       </base>       <type>         <code value="markdown"/>       </type>       <constraint>         <key value="ele-1"/>         <severity value="error"/>         <human value="All FHIR elements must have a @value or children"/>         <expression value="hasValue() or (children().count() &gt; id.count())"/>         <source value="http://hl7.org/fhir/StructureDefinition/Element"/>       </constraint>       <mustSupport value="false"/>       <isModifier value="false"/>       <isSummary value="false"/>     </element>     <element id="EvidenceVariable.status">      <path value="EvidenceVariable.status"/>       <short value="draft | active | retired | unknown"/>       <definition value="The status of this EvidenceVariable. Enables tracking the life-cycle of the content."/>       <comment value="Allows filtering of evidence variables that are appropriate for use versus not.
See guidance around (not) making local changes to elements [here](canonicalresource.html#loca
      lization)."/> 
      <min value="1"/>       <max value="1"/>       <base>         <path value="EvidenceVariable.status"/>         <min value="1"/>         <max value="1"/>       </base>       <type>         <code value="code"/>       </type>       <constraint>         <key value="ele-1"/>         <severity value="error"/>         <human value="All FHIR elements must have a @value or children"/>         <expression value="hasValue() or (children().count() &gt; id.count())"/>         <source value="http://hl7.org/fhir/StructureDefinition/Element"/>       </constraint>       <mustSupport value="false"/>       <isModifier value="true"/>       <isModifierReason value="This is labeled as &quot;Is Modifier&quot; because applications should not use
       a retired EvidenceVariable without due consideration"/> 
      <isSummary value="true"/>       <binding>         <extension url="http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName">          <valueString value="PublicationStatus"/>         </extension>         <extension url="http://hl7.org/fhir/StructureDefinition/elementdefinition-isCommonBinding">          <valueBoolean value="true"/>         </extension>         <strength value="required"/>         <description value="The lifecycle status of an artifact."/>         <valueSet value="http://hl7.org/fhir/ValueSet/publication-status|6.0.0-ballot4"/>       </binding>       <mapping>         <identity value="w5"/>         <map value="FiveWs.status"/>       </mapping>     </element>     <element id="EvidenceVariable.experimental">      <path value="EvidenceVariable.experimental"/>       <short value="For testing only - never for real usage"/>       <definition value="A Boolean value to indicate that this resource is authored for testing purposes
       (or education/evaluation/marketing) and no version of this resource will ever be
       intended for genuine usage."/> 
      <comment value="Allows filtering of artifacts that are appropriate for use versus not. Experimental
       resources might include example instances in implementation guides, instances created
       solely for testing purposes, etc. If experimental is 'true' for any version of
       a resource, it should be true for all versions of the resource.  (If experimental
       changes, then it is being misused or a resource that was never intended for real-world
       use has unexpectedly changed its purpose.).
Experimental resources are not expected to be stable and may well have breaking
       changes without a corresponding change to the 'version' element."/> 
      <min value="0"/>       <max value="1"/>       <base>         <path value="EvidenceVariable.experimental"/>         <min value="0"/>         <max value="1"/>       </base>       <type>         <code value="boolean"/>       </type>       <meaningWhenMissing value="If absent, this resource is treated as though it is not experimental."/>       <constraint>         <key value="ele-1"/>         <severity value="error"/>         <human value="All FHIR elements must have a @value or children"/>         <expression value="hasValue() or (children().count() &gt; id.count())"/>         <source value="http://hl7.org/fhir/StructureDefinition/Element"/>       </constraint>       <mustSupport value="false"/>       <isModifier value="false"/>       <isSummary value="false"/>     </element>     <element id="EvidenceVariable.date">      <path value="EvidenceVariable.date"/>       <short value="Date last changed"/>       <definition value="The date  (and optionally time) when the evidence variable was last significantly
       changed. The date must change when the business version changes and it must change
       if the status code changes. In addition, it should change when the substantive
       content of the evidence variable changes."/> 
      <comment value="The date is often not tracked until the resource is published, but may be present
       on draft content. Note that this is not the same as the resource last-modified-date,
       since the resource may be a secondary representation of the evidence variable.
       Additional specific dates may be added as extensions or be found by consulting
       Provenances associated with past versions of the resource.
See guidance around (not) making local changes to elements [here](canonicalresource.html#loca
      lization)."/> 
      <alias value="Revision Date"/>       <min value="0"/>       <max value="1"/>       <base>         <path value="EvidenceVariable.date"/>         <min value="0"/>         <max value="1"/>       </base>       <type>         <code value="dateTime"/>       </type>       <constraint>         <key value="ele-1"/>         <severity value="error"/>         <human value="All FHIR elements must have a @value or children"/>         <expression value="hasValue() or (children().count() &gt; id.count())"/>         <source value="http://hl7.org/fhir/StructureDefinition/Element"/>       </constraint>       <mustSupport value="false"/>       <isModifier value="false"/>       <isSummary value="true"/>       <mapping>         <identity value="w5"/>         <map value="FiveWs.recorded"/>       </mapping>     </element>     <element id="EvidenceVariable.author">      <path value="EvidenceVariable.author"/>       <short value="Who authored the content"/>       <definition value="An individiual or organization primarily involved in the creation and maintenance
       of the content."/> 
      <comment value="Extensions to ContactDetail include: contactReference, contactAddress, and contributionTime
       (see [Clinical Reasoning Module](clinicalreasoning-module.html))."/> 
      <min value="0"/>       <max value="*"/>       <base>         <path value="EvidenceVariable.author"/>         <min value="0"/>         <max value="*"/>       </base>       <type>         <code value="ContactDetail"/>       </type>       <constraint>         <key value="ele-1"/>         <severity value="error"/>         <human value="All FHIR elements must have a @value or children"/>         <expression value="hasValue() or (children().count() &gt; id.count())"/>         <source value="http://hl7.org/fhir/StructureDefinition/Element"/>       </constraint>       <mustSupport value="false"/>       <isModifier value="false"/>       <isSummary value="false"/>       <mapping>         <identity value="w5"/>         <map value="FiveWs.author"/>       </mapping>       <mapping>         <identity value="rim"/>         <map value=".participation[typeCode=AUT]"/>       </mapping>     </element>     <element id="EvidenceVariable.publisher">      <path value="EvidenceVariable.publisher"/>       <short value="Name of the publisher/steward (organization or individual)"/>       <definition value="The name of the organization or individual responsible for the release and ongoing
       maintenance of the evidence variable."/> 
      <comment value="Usually an organization but may be an individual. The publisher (or steward) of
       the evidence variable is the organization or individual primarily responsible for
       the maintenance and upkeep of the evidence variable. This is not necessarily the
       same individual or organization that developed and initially authored the content.
       The publisher is the primary point of contact for questions or issues with the
       evidence variable. This item SHOULD be populated unless the information is available
       from context."/> 
      <requirements value="Helps establish the &quot;authority/credibility&quot; of the evidence variable.
        May also allow for contact."/> 
      <min value="0"/>       <max value="1"/>       <base>         <path value="EvidenceVariable.publisher"/>         <min value="0"/>         <max value="1"/>       </base>       <type>         <code value="string"/>       </type>       <constraint>         <key value="ele-1"/>         <severity value="error"/>         <human value="All FHIR elements must have a @value or children"/>         <expression value="hasValue() or (children().count() &gt; id.count())"/>         <source value="http://hl7.org/fhir/StructureDefinition/Element"/>       </constraint>       <mustSupport value="false"/>       <isModifier value="false"/>       <isSummary value="true"/>       <mapping>         <identity value="w5"/>         <map value="FiveWs.witness"/>       </mapping>     </element>     <element id="EvidenceVariable.contact">      <path value="EvidenceVariable.contact"/>       <short value="Contact details for the publisher"/>       <definition value="Contact details to assist a user in finding and communicating with the publisher."/>       <comment value="Extensions to ContactDetail include: contactReference, contactAddress, and contributionTime
       (see [Clinical Reasoning Module](clinicalreasoning-module.html)).
See guidance around (not) making local changes to elements [here](canonicalresource.html#loca
      lization)."/> 
      <min value="0"/>       <max value="*"/>       <base>         <path value="EvidenceVariable.contact"/>         <min value="0"/>         <max value="*"/>       </base>       <type>         <code value="ContactDetail"/>       </type>       <constraint>         <key value="ele-1"/>         <severity value="error"/>         <human value="All FHIR elements must have a @value or children"/>         <expression value="hasValue() or (children().count() &gt; id.count())"/>         <source value="http://hl7.org/fhir/StructureDefinition/Element"/>       </constraint>       <mustSupport value="false"/>       <isModifier value="false"/>       <isSummary value="true"/>     </element>     <element id="EvidenceVariable.recorder">      <path value="EvidenceVariable.recorder"/>       <short value="Who entered the data for the evidence variable"/>       <definition value="The person or entity that entered the data into the EvidenceVariable Resource instance,
       if different than the author or creator of the intellectual property contained
       within the EvidenceVariable Resource instance."/> 
      <comment value="The EvidenceVariable.recorder element is structured to support a name (with a string
       datatype) and contact point information for the recorder, and is not structured
       to support unique identifiers for the recorder. If detailed contributorship data
       is needed, then one can create a Citation Resource for the EvidenceVariable Resource."/> 
      <min value="0"/>       <max value="*"/>       <base>         <path value="EvidenceVariable.recorder"/>         <min value="0"/>         <max value="*"/>       </base>       <type>         <code value="ContactDetail"/>       </type>       <constraint>         <key value="ele-1"/>         <severity value="error"/>         <human value="All FHIR elements must have a @value or children"/>         <expression value="hasValue() or (children().count() &gt; id.count())"/>         <source value="http://hl7.org/fhir/StructureDefinition/Element"/>       </constraint>       <mustSupport value="false"/>       <isModifier value="false"/>       <isSummary value="false"/>     </element>     <element id="EvidenceVariable.editor">      <path value="EvidenceVariable.editor"/>       <short value="Who edited the content"/>       <definition value="An individual or organization primarily responsible for internal coherence of the
       content."/> 
      <comment value="Extensions to ContactDetail include: contactReference, contactAddress, and contributionTime
       (see [Clinical Reasoning Module](clinicalreasoning-module.html))."/> 
      <min value="0"/>       <max value="*"/>       <base>         <path value="EvidenceVariable.editor"/>         <min value="0"/>         <max value="*"/>       </base>       <type>         <code value="ContactDetail"/>       </type>       <constraint>         <key value="ele-1"/>         <severity value="error"/>         <human value="All FHIR elements must have a @value or children"/>         <expression value="hasValue() or (children().count() &gt; id.count())"/>         <source value="http://hl7.org/fhir/StructureDefinition/Element"/>       </constraint>       <mustSupport value="false"/>       <isModifier value="false"/>       <isSummary value="false"/>     </element>     <element id="EvidenceVariable.reviewer">      <path value="EvidenceVariable.reviewer"/>       <short value="Who reviewed the content"/>       <definition value="An individual or organization asserted by the publisher to be primarily responsible
       for review of some aspect of the content."/> 
      <comment value="Extensions to ContactDetail include: contactReference, contactAddress, and contributionTime
       (see [Clinical Reasoning Module](clinicalreasoning-module.html)).
See guidance around (not) making local changes to elements [here](canonicalresource.html#loca
      lization)."/> 
      <min value="0"/>       <max value="*"/>       <base>         <path value="EvidenceVariable.reviewer"/>         <min value="0"/>         <max value="*"/>       </base>       <type>         <code value="ContactDetail"/>       </type>       <constraint>         <key value="ele-1"/>         <severity value="error"/>         <human value="All FHIR elements must have a @value or children"/>         <expression value="hasValue() or (children().count() &gt; id.count())"/>         <source value="http://hl7.org/fhir/StructureDefinition/Element"/>       </constraint>       <mustSupport value="false"/>       <isModifier value="false"/>       <isSummary value="false"/>       <mapping>         <identity value="rim"/>         <map value=".participation[typeCode=VRF] {not clear whether VRF best corresponds to reviewer
         or endorser}"/> 
      </mapping>     </element>     <element id="EvidenceVariable.endorser">      <path value="EvidenceVariable.endorser"/>       <short value="Who endorsed the content"/>       <definition value="An individual or organization asserted by the publisher to be responsible for officially
       endorsing the content for use in some setting."/> 
      <comment value="Extensions to ContactDetail include: contactReference, contactAddress, and contributionTime
       (see [Clinical Reasoning Module](clinicalreasoning-module.html)).
See guidance around (not) making local changes to elements [here](canonicalresource.html#loca
      lization)."/> 
      <min value="0"/>       <max value="*"/>       <base>         <path value="EvidenceVariable.endorser"/>         <min value="0"/>         <max value="*"/>       </base>       <type>         <code value="ContactDetail"/>       </type>       <constraint>         <key value="ele-1"/>         <severity value="error"/>         <human value="All FHIR elements must have a @value or children"/>         <expression value="hasValue() or (children().count() &gt; id.count())"/>         <source value="http://hl7.org/fhir/StructureDefinition/Element"/>       </constraint>       <mustSupport value="false"/>       <isModifier value="false"/>       <isSummary value="false"/>       <mapping>         <identity value="rim"/>         <map value=".participation[typeCode=VRF] {not clear whether VRF best corresponds to reviewer
         or endorser}"/> 
      </mapping>     </element>     <element id="EvidenceVariable.description">      <path value="EvidenceVariable.description"/>       <short value="Natural language description of the evidence variable"/>       <definition value="A natural language summary of the evidence variable."/>       <comment value="This description can be used to capture details such as comments about misuse,
       instructions for clinical use and interpretation, literature references, examples
       from the paper world, etc. It is not a rendering of the evidence variable as conveyed
       in the 'text' field of the resource itself. This item SHOULD be populated unless
       the information is available from context (e.g. the language of the evidence variable
       is presumed to be the predominant language in the place the evidence variable was
       created)."/> 
      <min value="0"/>       <max value="1"/>       <base>         <path value="EvidenceVariable.description"/>         <min value="0"/>         <max value="1"/>       </base>       <type>         <code value="markdown"/>       </type>       <constraint>         <key value="ele-1"/>         <severity value="error"/>         <human value="All FHIR elements must have a @value or children"/>         <expression value="hasValue() or (children().count() &gt; id.count())"/>         <source value="http://hl7.org/fhir/StructureDefinition/Element"/>       </constraint>       <mustSupport value="false"/>       <isModifier value="false"/>       <isSummary value="true"/>     </element>     <element id="EvidenceVariable.note">      <path value="EvidenceVariable.note"/>       <short value="Used for footnotes or explanatory notes"/>       <definition value="A human-readable string to clarify or explain concepts about the resource."/>       <min value="0"/>       <max value="*"/>       <base>         <path value="EvidenceVariable.note"/>         <min value="0"/>         <max value="*"/>       </base>       <type>         <code value="Annotation"/>       </type>       <constraint>         <key value="ele-1"/>         <severity value="error"/>         <human value="All FHIR elements must have a @value or children"/>         <expression value="hasValue() or (children().count() &gt; id.count())"/>         <source value="http://hl7.org/fhir/StructureDefinition/Element"/>       </constraint>       <mustSupport value="false"/>       <isModifier value="false"/>       <isSummary value="false"/>     </element>     <element id="EvidenceVariable.useContext">      <path value="EvidenceVariable.useContext"/>       <short value="The context that the content is intended to support"/>       <definition value="The content was developed with a focus and intent of supporting the contexts that
       are listed. These contexts may be general categories (gender, age, ...) or may
       be references to specific programs (insurance plans, studies, ...) and may be used
       to assist with indexing and searching for appropriate evidence variable instances."/> 
      <comment value="When multiple useContexts are specified, there is no expectation that all or any
       of the contexts apply."/> 
      <requirements value="Assist in searching for appropriate content."/>       <min value="0"/>       <max value="*"/>       <base>         <path value="EvidenceVariable.useContext"/>         <min value="0"/>         <max value="*"/>       </base>       <type>         <code value="UsageContext"/>       </type>       <constraint>         <key value="ele-1"/>         <severity value="error"/>         <human value="All FHIR elements must have a @value or children"/>         <expression value="hasValue() or (children().count() &gt; id.count())"/>         <source value="http://hl7.org/fhir/StructureDefinition/Element"/>       </constraint>       <mustSupport value="false"/>       <isModifier value="false"/>       <isSummary value="true"/>     </element>     <element id="EvidenceVariable.purpose">      <path value="EvidenceVariable.purpose"/>       <short value="Why this EvidenceVariable is defined"/>       <definition value="Explanation of why this EvidenceVariable is needed and why it has been designed
       as it has."/> 
      <comment value="This element does not describe the usage of the EvidenceVariable. Instead, it provides
       traceability of ''why'' the resource is either needed or ''why'' it is defined
       as it is. This may be used to point to source materials or specifications that
       drove the structure of this EvidenceVariable."/> 
      <min value="0"/>       <max value="1"/>       <base>         <path value="EvidenceVariable.purpose"/>         <min value="0"/>         <max value="1"/>       </base>       <type>         <code value="markdown"/>       </type>       <constraint>         <key value="ele-1"/>         <severity value="error"/>         <human value="All FHIR elements must have a @value or children"/>         <expression value="hasValue() or (children().count() &gt; id.count())"/>         <source value="http://hl7.org/fhir/StructureDefinition/Element"/>       </constraint>       <mustSupport value="false"/>       <isModifier value="false"/>       <isSummary value="false"/>       <mapping>         <identity value="w5"/>         <map value="FiveWs.why[x]"/>       </mapping>       <mapping>         <identity value="objimpl"/>         <map value="no-gen-base"/>       </mapping>     </element>     <element id="EvidenceVariable.copyright">      <path value="EvidenceVariable.copyright"/>       <short value="Intellectual property ownership, may include restrictions on use"/>       <definition value="A copyright statement relating to the EvidenceVariable and/or its contents. Copyright
       statements are legal notices of intellectual property ownership and may include
       restrictions on the use and publishing of the EvidenceVariable."/> 
      <min value="0"/>       <max value="1"/>       <base>         <path value="EvidenceVariable.copyright"/>         <min value="0"/>         <max value="1"/>       </base>       <type>         <code value="markdown"/>       </type>       <constraint>         <key value="ele-1"/>         <severity value="error"/>         <human value="All FHIR elements must have a @value or children"/>         <expression value="hasValue() or (children().count() &gt; id.count())"/>         <source value="http://hl7.org/fhir/StructureDefinition/Element"/>       </constraint>       <mustSupport value="false"/>       <isModifier value="false"/>       <isSummary value="false"/>     </element>     <element id="EvidenceVariable.copyrightLabel">      <extension url="http://hl7.org/fhir/StructureDefinition/elementdefinition-translatable">        <valueBoolean value="true"/>       </extension>       <path value="EvidenceVariable.copyrightLabel"/>       <short value="Copyright holder and year(s)"/>       <definition value="A short string (&lt;50 characters), suitable for inclusion in a page footer that
       identifies the copyright holder, effective period, and optionally whether rights
       are restricted . (e.g. 'All rights reserved', 'Some rights reserved')."/> 
      <comment value="The copyright symbol and the '(c)' textual representation SHOULD NOT be included
       in this string. It will be added by software when rendering the notation. Full
       details about licensing, restrictions, warrantees, etc. goes in the more general
       'copyright' element."/> 
      <requirements value="Defines the content expected to be rendered in all representations of the artifact."/>       <min value="0"/>       <max value="1"/>       <base>         <path value="EvidenceVariable.copyrightLabel"/>         <min value="0"/>         <max value="1"/>       </base>       <type>         <code value="string"/>       </type>       <constraint>         <key value="ele-1"/>         <severity value="error"/>         <human value="All FHIR elements must have a @value or children"/>         <expression value="hasValue() or (children().count() &gt; id.count())"/>         <source value="http://hl7.org/fhir/StructureDefinition/Element"/>       </constraint>       <mustSupport value="false"/>       <isModifier value="false"/>       <isSummary value="false"/>     </element>     <element id="EvidenceVariable.approvalDate">      <path value="EvidenceVariable.approvalDate"/>       <short value="When the resource was approved by publisher"/>       <definition value="The date on which the resource content was approved by the publisher. Approval
       happens once when the content is officially approved for usage.
See guidance around (not) making local changes to elements [here](canonicalresource.html#loca
      lization)."/> 
      <min value="0"/>       <max value="1"/>       <base>         <path value="EvidenceVariable.approvalDate"/>         <min value="0"/>         <max value="1"/>       </base>       <type>         <code value="date"/>       </type>       <constraint>         <key value="ele-1"/>         <severity value="error"/>         <human value="All FHIR elements must have a @value or children"/>         <expression value="hasValue() or (children().count() &gt; id.count())"/>         <source value="http://hl7.org/fhir/StructureDefinition/Element"/>       </constraint>       <mustSupport value="false"/>       <isModifier value="false"/>       <isSummary value="false"/>     </element>     <element id="EvidenceVariable.lastReviewDate">      <path value="EvidenceVariable.lastReviewDate"/>       <short value="When the resource was last reviewed by the publisher"/>       <definition value="The date on which the resource content was last reviewed. Review happens periodically
       after approval but does not change the original approval date."/> 
      <comment value="If specified, this date follows the original approval date.
See guidance around (not) making local changes to elements [here](canonicalresource.html#loca
      lization)."/> 
      <min value="0"/>       <max value="1"/>       <base>         <path value="EvidenceVariable.lastReviewDate"/>         <min value="0"/>         <max value="1"/>       </base>       <type>         <code value="date"/>       </type>       <constraint>         <key value="ele-1"/>         <severity value="error"/>         <human value="All FHIR elements must have a @value or children"/>         <expression value="hasValue() or (children().count() &gt; id.count())"/>         <source value="http://hl7.org/fhir/StructureDefinition/Element"/>       </constraint>       <mustSupport value="false"/>       <isModifier value="false"/>       <isSummary value="false"/>     </element>     <element id="EvidenceVariable.effectivePeriod">      <path value="EvidenceVariable.effectivePeriod"/>       <short value="When the resource is expected to be used"/>       <definition value="The period during which the resource content was or is planned to be in active
       use."/> 
      <comment value="The effective period for an EvidenceVariable determines when the content is applicable
       for usage and is independent of publication and review dates. For example, a variable
       intended to be used for the year 2016 might be published in 2015.
See guidance around (not) making local changes to elements [here](canonicalresource.html#loca
      lization)."/> 
      <min value="0"/>       <max value="1"/>       <base>         <path value="EvidenceVariable.effectivePeriod"/>         <min value="0"/>         <max value="1"/>       </base>       <type>         <code value="Period"/>       </type>       <constraint>         <key value="ele-1"/>         <severity value="error"/>         <human value="All FHIR elements must have a @value or children"/>         <expression value="hasValue() or (children().count() &gt; id.count())"/>         <source value="http://hl7.org/fhir/StructureDefinition/Element"/>       </constraint>       <mustSupport value="false"/>       <isModifier value="false"/>       <isSummary value="false"/>     </element>     <element id="EvidenceVariable.relatesTo">      <path value="EvidenceVariable.relatesTo"/>       <short value="Relationships to other Resources"/>       <definition value="Relationships that this EvidenceVariable has with other FHIR or non-FHIR resources
       that already exist."/> 
      <min value="0"/>       <max value="*"/>       <base>         <path value="EvidenceVariable.relatesTo"/>         <min value="0"/>         <max value="*"/>       </base>       <type>         <code value="BackboneElement"/>       </type>       <constraint>         <key value="ele-1"/>         <severity value="error"/>         <human value="All FHIR elements must have a @value or children or both"/>         <expression value="hasValue() or (children().count() &gt; id.count())"/>         <source value="http://hl7.org/fhir/StructureDefinition/Element"/>       </constraint>       <mustSupport value="false"/>       <isModifier value="false"/>       <isSummary value="false"/>     </element>     <element id="EvidenceVariable.relatesTo.id">      <path value="EvidenceVariable.relatesTo.id"/>       <representation value="xmlAttr"/>       <short value="Unique id for inter-element referencing"/>       <definition value="Unique id for the element within a resource (for internal references). This may
       be any string value that does not contain spaces."/> 
      <min value="0"/>       <max value="1"/>       <base>         <path value="Element.id"/>         <min value="0"/>         <max value="1"/>       </base>       <!--  Note: special primitive values have a FHIRPath system type. e.g. this is compiler
       magic (j)  -->
      <type>         <extension url="http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type">          <valueUrl value="string"/>         </extension>         <code value="http://hl7.org/fhirpath/System.String"/>       </type>       <condition value="ele-1"/>       <isModifier value="false"/>       <isSummary value="false"/>       <mapping>         <identity value="rim"/>         <map value="n/a"/>       </mapping>     </element>     <element id="EvidenceVariable.relatesTo.extension">      <path value="EvidenceVariable.relatesTo.extension"/>       <short value="Additional content defined by implementations"/>       <definition value="May be used to represent additional information that is not part of the basic definition
       of the element. To make the use of extensions safe and managable, there is a strict
       set of governance applied to the definition and use of extensions. Though any implementer
       can define an extension, there is a set of requirements that SHALL be met as part
       of the definition of the extension."/> 
      <comment value="There can be no stigma associated with the use of extensions by any application,
       project, or standard - regardless of the institution or jurisdiction that uses
       or defines the extensions.  The use of extensions is what allows the FHIR specification
       to retain a core level of simplicity for everyone."/> 
      <alias value="extensions"/>       <alias value="user content"/>       <min value="0"/>       <max value="*"/>       <base>         <path value="Element.extension"/>         <min value="0"/>         <max value="*"/>       </base>       <type>         <code value="Extension"/>       </type>       <constraint>         <key value="ele-1"/>         <severity value="error"/>         <human value="All FHIR elements must have a @value or children"/>         <expression value="hasValue() or (children().count() &gt; id.count())"/>         <source value="http://hl7.org/fhir/StructureDefinition/Element"/>       </constraint>       <isModifier value="false"/>       <isSummary value="false"/>       <mapping>         <identity value="rim"/>         <map value="n/a"/>       </mapping>     </element>     <element id="EvidenceVariable.relatesTo.modifierExtension">      <path value="EvidenceVariable.relatesTo.modifierExtension"/>       <short value="Extensions that cannot be ignored even if unrecognized"/>       <definition value="May be used to represent additional information that is not part of the basic definition
       of the element and that modifies the understanding of the element in which it is
       contained and/or the understanding of the containing element's descendants. Usually
       modifier elements provide negation or qualification. To make the use of extensions
       safe and managable, there is a strict set of governance applied to the definition
       and use of extensions. Though any implementer can define an extension, there is
       a set of requirements that SHALL be met as part of the definition of the extension.
       Applications processing a resource are required to check for modifier extensions.
Modifier extensions SHALL NOT change the meaning of any elements on Resource or
       DomainResource (including cannot change the meaning of modifierExtension itself)."/> 
      <comment value="There can be no stigma associated with the use of extensions by any application,
       project, or standard - regardless of the institution or jurisdiction that uses
       or defines the extensions.  The use of extensions is what allows the FHIR specification
       to retain a core level of simplicity for everyone."/> 
      <requirements value="Modifier extensions allow for extensions that *cannot* be safely ignored to be
       clearly distinguished from the vast majority of extensions which can be safely
       ignored.  This promotes interoperability by eliminating the need for implementers
       to prohibit the presence of extensions. For further information, see the [definition
       of modifier extensions](extensibility.html#modifierExtension)."/> 
      <alias value="extensions"/>       <alias value="user content"/>       <alias value="modifiers"/>       <min value="0"/>       <max value="*"/>       <base>         <path value="BackboneElement.modifierExtension"/>         <min value="0"/>         <max value="*"/>       </base>       <type>         <code value="Extension"/>       </type>       <constraint>         <key value="ele-1"/>         <severity value="error"/>         <human value="All FHIR elements must have a @value or children"/>         <expression value="hasValue() or (children().count() &gt; id.count())"/>         <source value="http://hl7.org/fhir/StructureDefinition/Element"/>       </constraint>       <isModifier value="true"/>       <isModifierReason value="Modifier extensions are expected to modify the meaning or interpretation of the
       element that contains them"/> 
      <isSummary value="true"/>       <mapping>         <identity value="rim"/>         <map value="N/A"/>       </mapping>     </element>     <element id="EvidenceVariable.relatesTo.type">      <path value="EvidenceVariable.relatesTo.type"/>       <short value="documentation | justification | citation | predecessor | successor | derived-from
       | depends-on | composed-of | part-of | amends | amended-with | appends | appended-with
       | cites | cited-by | comments-on | comment-in | contains | contained-in | corrects
       | correction-in | replaces | replaced-with | retracts | retracted-by | signs |
       similar-to | supports | supported-with | transforms | transformed-into | transformed-with
       | documents | specification-of | created-with | cite-as | reprint | reprint-of
       | summarizes"/> 
      <definition value="The type of relationship to the related artifact."/>       <min value="1"/>       <max value="1"/>       <base>         <path value="EvidenceVariable.relatesTo.type"/>         <min value="1"/>         <max value="1"/>       </base>       <type>         <code value="CodeableConcept"/>       </type>       <constraint>         <key value="ele-1"/>         <severity value="error"/>         <human value="All FHIR elements must have a @value or children"/>         <expression value="hasValue() or (children().count() &gt; id.count())"/>         <source value="http://hl7.org/fhir/StructureDefinition/Element"/>       </constraint>       <mustSupport value="false"/>       <isModifier value="false"/>       <isSummary value="false"/>       <binding>         <extension url="http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName">          <valueString value="ArtifactRelationshipType"/>         </extension>         <strength value="extensible"/>         <description value="The type of relationship to the related artifact."/>         <valueSet value="http://terminology.hl7.org/ValueSet/artifact-relationship-type"/>       </binding>     </element>     <element id="EvidenceVariable.relatesTo.target[x]">      <path value="EvidenceVariable.relatesTo.target[x]"/>       <short value="The artifact that is related to this EvidenceVariable"/>       <definition value="The artifact that is related to this EvidenceVariable Resource."/>       <min value="1"/>       <max value="1"/>       <base>         <path value="EvidenceVariable.relatesTo.target[x]"/>         <min value="1"/>         <max value="1"/>       </base>       <type>         <code value="uri"/>       </type>       <type>         <code value="Attachment"/>       </type>       <type>         <code value="canonical"/>         <targetProfile value="http://hl7.org/fhir/StructureDefinition/Resource"/>       </type>       <type>         <code value="Reference"/>         <targetProfile value="http://hl7.org/fhir/StructureDefinition/Resource"/>       </type>       <type>         <code value="markdown"/>       </type>       <constraint>         <key value="ele-1"/>         <severity value="error"/>         <human value="All FHIR elements must have a @value or children"/>         <expression value="hasValue() or (children().count() &gt; id.count())"/>         <source value="http://hl7.org/fhir/StructureDefinition/Element"/>       </constraint>       <mustSupport value="false"/>       <isModifier value="false"/>       <isSummary value="false"/>     </element>     <element id="EvidenceVariable.actual">      <path value="EvidenceVariable.actual"/>       <short value="Actual or conceptual"/>       <definition value="True if the actual variable measured, false if a conceptual representation of the
       intended variable."/> 
      <min value="0"/>       <max value="1"/>       <base>         <path value="EvidenceVariable.actual"/>         <min value="0"/>         <max value="1"/>       </base>       <type>         <code value="boolean"/>       </type>       <meaningWhenMissing value="Value is unknown."/>       <constraint>         <key value="ele-1"/>         <severity value="error"/>         <human value="All FHIR elements must have a @value or children"/>         <expression value="hasValue() or (children().count() &gt; id.count())"/>         <source value="http://hl7.org/fhir/StructureDefinition/Element"/>       </constraint>       <mustSupport value="false"/>       <isModifier value="false"/>       <isSummary value="false"/>     </element>     <element id="EvidenceVariable.definition">      <path value="EvidenceVariable.definition"/>       <short value="The meaning of the evidence variable"/>       <definition value="The meaning of the evidence variable."/>       <min value="0"/>       <max value="1"/>       <base>         <path value="EvidenceVariable.definition"/>         <min value="0"/>         <max value="1"/>       </base>       <type>         <code value="CodeableReference"/>         <targetProfile value="http://hl7.org/fhir/StructureDefinition/Group"/>       </type>       <constraint>         <key value="ele-1"/>         <severity value="error"/>         <human value="All FHIR elements must have a @value or children"/>         <expression value="hasValue() or (children().count() &gt; id.count())"/>         <source value="http://hl7.org/fhir/StructureDefinition/Element"/>       </constraint>       <mustSupport value="false"/>       <isModifier value="false"/>       <isSummary value="true"/>       <binding>         <extension url="http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName">          <valueString value="EvidenceVariableDefinition"/>         </extension>         <strength value="example"/>         <valueSet value="http://hl7.org/fhir/ValueSet/evidence-variable-definition"/>       </binding>     </element>     <element id="EvidenceVariable.definitionModifier">      <path value="EvidenceVariable.definitionModifier"/>       <short value="Further specification of the definition"/>       <definition value="Further specification of the definition."/>       <min value="0"/>       <max value="*"/>       <base>         <path value="EvidenceVariable.definitionModifier"/>         <min value="0"/>         <max value="*"/>       </base>       <type>         <code value="BackboneElement"/>       </type>       <constraint>         <key value="ele-1"/>         <severity value="error"/>         <human value="All FHIR elements must have a @value or children or both"/>         <expression value="hasValue() or (children().count() &gt; id.count())"/>         <source value="http://hl7.org/fhir/StructureDefinition/Element"/>       </constraint>       <mustSupport value="false"/>       <isModifier value="false"/>       <isSummary value="false"/>     </element>     <element id="EvidenceVariable.definitionModifier.id">      <path value="EvidenceVariable.definitionModifier.id"/>       <representation value="xmlAttr"/>       <short value="Unique id for inter-element referencing"/>       <definition value="Unique id for the element within a resource (for internal references). This may
       be any string value that does not contain spaces."/> 
      <min value="0"/>       <max value="1"/>       <base>         <path value="Element.id"/>         <min value="0"/>         <max value="1"/>       </base>       <!--  Note: special primitive values have a FHIRPath system type. e.g. this is compiler
       magic (j)  -->
      <type>         <extension url="http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type">          <valueUrl value="string"/>         </extension>         <code value="http://hl7.org/fhirpath/System.String"/>       </type>       <condition value="ele-1"/>       <isModifier value="false"/>       <isSummary value="false"/>       <mapping>         <identity value="rim"/>         <map value="n/a"/>       </mapping>     </element>     <element id="EvidenceVariable.definitionModifier.extension">      <path value="EvidenceVariable.definitionModifier.extension"/>       <short value="Additional content defined by implementations"/>       <definition value="May be used to represent additional information that is not part of the basic definition
       of the element. To make the use of extensions safe and managable, there is a strict
       set of governance applied to the definition and use of extensions. Though any implementer
       can define an extension, there is a set of requirements that SHALL be met as part
       of the definition of the extension."/> 
      <comment value="There can be no stigma associated with the use of extensions by any application,
       project, or standard - regardless of the institution or jurisdiction that uses
       or defines the extensions.  The use of extensions is what allows the FHIR specification
       to retain a core level of simplicity for everyone."/> 
      <alias value="extensions"/>       <alias value="user content"/>       <min value="0"/>       <max value="*"/>       <base>         <path value="Element.extension"/>         <min value="0"/>         <max value="*"/>       </base>       <type>         <code value="Extension"/>       </type>       <constraint>         <key value="ele-1"/>         <severity value="error"/>         <human value="All FHIR elements must have a @value or children"/>         <expression value="hasValue() or (children().count() &gt; id.count())"/>         <source value="http://hl7.org/fhir/StructureDefinition/Element"/>       </constraint>       <isModifier value="false"/>       <isSummary value="false"/>       <mapping>         <identity value="rim"/>         <map value="n/a"/>       </mapping>     </element>     <element id="EvidenceVariable.definitionModifier.modifierExtension">      <path value="EvidenceVariable.definitionModifier.modifierExtension"/>       <short value="Extensions that cannot be ignored even if unrecognized"/>       <definition value="May be used to represent additional information that is not part of the basic definition
       of the element and that modifies the understanding of the element in which it is
       contained and/or the understanding of the containing element's descendants. Usually
       modifier elements provide negation or qualification. To make the use of extensions
       safe and managable, there is a strict set of governance applied to the definition
       and use of extensions. Though any implementer can define an extension, there is
       a set of requirements that SHALL be met as part of the definition of the extension.
       Applications processing a resource are required to check for modifier extensions.
Modifier extensions SHALL NOT change the meaning of any elements on Resource or
       DomainResource (including cannot change the meaning of modifierExtension itself)."/> 
      <comment value="There can be no stigma associated with the use of extensions by any application,
       project, or standard - regardless of the institution or jurisdiction that uses
       or defines the extensions.  The use of extensions is what allows the FHIR specification
       to retain a core level of simplicity for everyone."/> 
      <requirements value="Modifier extensions allow for extensions that *cannot* be safely ignored to be
       clearly distinguished from the vast majority of extensions which can be safely
       ignored.  This promotes interoperability by eliminating the need for implementers
       to prohibit the presence of extensions. For further information, see the [definition
       of modifier extensions](extensibility.html#modifierExtension)."/> 
      <alias value="extensions"/>       <alias value="user content"/>       <alias value="modifiers"/>       <min value="0"/>       <max value="*"/>       <base>         <path value="BackboneElement.modifierExtension"/>         <min value="0"/>         <max value="*"/>       </base>       <type>         <code value="Extension"/>       </type>       <constraint>         <key value="ele-1"/>         <severity value="error"/>         <human value="All FHIR elements must have a @value or children"/>         <expression value="hasValue() or (children().count() &gt; id.count())"/>         <source value="http://hl7.org/fhir/StructureDefinition/Element"/>       </constraint>       <isModifier value="true"/>       <isModifierReason value="Modifier extensions are expected to modify the meaning or interpretation of the
       element that contains them"/> 
      <isSummary value="true"/>       <mapping>         <identity value="rim"/>         <map value="N/A"/>       </mapping>     </element>     <element id="EvidenceVariable.definitionModifier.code">      <path value="EvidenceVariable.definitionModifier.code"/>       <short value="Attribute of the definition"/>       <definition value="Attribute of the definition."/>       <min value="1"/>       <max value="1"/>       <base>         <path value="EvidenceVariable.definitionModifier.code"/>         <min value="1"/>         <max value="1"/>       </base>       <type>         <code value="CodeableConcept"/>       </type>       <constraint>         <key value="ele-1"/>         <severity value="error"/>         <human value="All FHIR elements must have a @value or children"/>         <expression value="hasValue() or (children().count() &gt; id.count())"/>         <source value="http://hl7.org/fhir/StructureDefinition/Element"/>       </constraint>       <mustSupport value="false"/>       <isModifier value="false"/>       <isSummary value="false"/>       <binding>         <extension url="http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName">          <valueString value="EvidenceVariableDefinitionModifierCode"/>         </extension>         <strength value="example"/>         <valueSet value="http://hl7.org/fhir/ValueSet/evidence-variable-definition-modifier-code"/>       </binding>     </element>     <element id="EvidenceVariable.definitionModifier.value[x]">      <path value="EvidenceVariable.definitionModifier.value[x]"/>       <short value="Specification of the definition attribute"/>       <definition value="Specification of the definition attribute."/>       <min value="1"/>       <max value="1"/>       <base>         <path value="EvidenceVariable.definitionModifier.value[x]"/>         <min value="1"/>         <max value="1"/>       </base>       <type>         <code value="CodeableConcept"/>       </type>       <type>         <code value="boolean"/>       </type>       <type>         <code value="Quantity"/>       </type>       <type>         <code value="Range"/>       </type>       <type>         <code value="Period"/>       </type>       <type>         <code value="RelativeTime"/>       </type>       <type>         <code value="Reference"/>         <targetProfile value="http://hl7.org/fhir/StructureDefinition/Resource"/>       </type>       <type>         <code value="Expression"/>       </type>       <type>         <code value="uri"/>       </type>       <constraint>         <key value="ele-1"/>         <severity value="error"/>         <human value="All FHIR elements must have a @value or children"/>         <expression value="hasValue() or (children().count() &gt; id.count())"/>         <source value="http://hl7.org/fhir/StructureDefinition/Element"/>       </constraint>       <mustSupport value="false"/>       <isModifier value="false"/>       <isSummary value="false"/>     </element>     <element id="EvidenceVariable.handling">      <path value="EvidenceVariable.handling"/>       <short value="boolean | continuous | dichotomous | ordinal | polychotomous | time-to-event |
       not-specified"/> 
      <definition value="The method of handling in statistical analysis."/>       <comment value="See the Evidence Based Medicine on FHIR Implementation Guide (https://hl7.org/fhir/uv/ebm)
       for Extensible and Preferred value sets for evidence-related terminologies."/> 
      <min value="0"/>       <max value="1"/>       <base>         <path value="EvidenceVariable.handling"/>         <min value="0"/>         <max value="1"/>       </base>       <type>         <code value="CodeableConcept"/>       </type>       <constraint>         <key value="ele-1"/>         <severity value="error"/>         <human value="All FHIR elements must have a @value or children"/>         <expression value="hasValue() or (children().count() &gt; id.count())"/>         <source value="http://hl7.org/fhir/StructureDefinition/Element"/>       </constraint>       <mustSupport value="false"/>       <isModifier value="false"/>       <isSummary value="false"/>       <binding>         <extension url="http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName">          <valueString value="EvidenceVariableHandlingExample"/>         </extension>         <strength value="example"/>         <valueSet value="http://hl7.org/fhir/ValueSet/variable-handling-example"/>       </binding>     </element>     <element id="EvidenceVariable.category">      <path value="EvidenceVariable.category"/>       <short value="A grouping for dichotomous, ordinal, or polychotomouos variables"/>       <definition value="A grouping for dichotomous, ordinal, or polychotomouos variables."/>       <min value="0"/>       <max value="*"/>       <base>         <path value="EvidenceVariable.category"/>         <min value="0"/>         <max value="*"/>       </base>       <type>         <code value="BackboneElement"/>       </type>       <constraint>         <key value="ele-1"/>         <severity value="error"/>         <human value="All FHIR elements must have a @value or children or both"/>         <expression value="hasValue() or (children().count() &gt; id.count())"/>         <source value="http://hl7.org/fhir/StructureDefinition/Element"/>       </constraint>       <mustSupport value="false"/>       <isModifier value="false"/>       <isSummary value="false"/>     </element>     <element id="EvidenceVariable.category.id">      <path value="EvidenceVariable.category.id"/>       <representation value="xmlAttr"/>       <short value="Unique id for inter-element referencing"/>       <definition value="Unique id for the element within a resource (for internal references). This may
       be any string value that does not contain spaces."/> 
      <min value="0"/>       <max value="1"/>       <base>         <path value="Element.id"/>         <min value="0"/>         <max value="1"/>       </base>       <!--  Note: special primitive values have a FHIRPath system type. e.g. this is compiler
       magic (j)  -->
      <type>         <extension url="http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type">          <valueUrl value="string"/>         </extension>         <code value="http://hl7.org/fhirpath/System.String"/>       </type>       <condition value="ele-1"/>       <isModifier value="false"/>       <isSummary value="false"/>       <mapping>         <identity value="rim"/>         <map value="n/a"/>       </mapping>     </element>     <element id="EvidenceVariable.category.extension">      <path value="EvidenceVariable.category.extension"/>       <short value="Additional content defined by implementations"/>       <definition value="May be used to represent additional information that is not part of the basic definition
       of the element. To make the use of extensions safe and managable, there is a strict
       set of governance applied to the definition and use of extensions. Though any implementer
       can define an extension, there is a set of requirements that SHALL be met as part
       of the definition of the extension."/> 
      <comment value="There can be no stigma associated with the use of extensions by any application,
       project, or standard - regardless of the institution or jurisdiction that uses
       or defines the extensions.  The use of extensions is what allows the FHIR specification
       to retain a core level of simplicity for everyone."/> 
      <alias value="extensions"/>       <alias value="user content"/>       <min value="0"/>       <max value="*"/>       <base>         <path value="Element.extension"/>         <min value="0"/>         <max value="*"/>       </base>       <type>         <code value="Extension"/>       </type>       <constraint>         <key value="ele-1"/>         <severity value="error"/>         <human value="All FHIR elements must have a @value or children"/>         <expression value="hasValue() or (children().count() &gt; id.count())"/>         <source value="http://hl7.org/fhir/StructureDefinition/Element"/>       </constraint>       <isModifier value="false"/>       <isSummary value="false"/>       <mapping>         <identity value="rim"/>         <map value="n/a"/>       </mapping>     </element>     <element id="EvidenceVariable.category.modifierExtension">      <path value="EvidenceVariable.category.modifierExtension"/>       <short value="Extensions that cannot be ignored even if unrecognized"/>       <definition value="May be used to represent additional information that is not part of the basic definition
       of the element and that modifies the understanding of the element in which it is
       contained and/or the understanding of the containing element's descendants. Usually
       modifier elements provide negation or qualification. To make the use of extensions
       safe and managable, there is a strict set of governance applied to the definition
       and use of extensions. Though any implementer can define an extension, there is
       a set of requirements that SHALL be met as part of the definition of the extension.
       Applications processing a resource are required to check for modifier extensions.
Modifier extensions SHALL NOT change the meaning of any elements on Resource or
       DomainResource (including cannot change the meaning of modifierExtension itself)."/> 
      <comment value="There can be no stigma associated with the use of extensions by any application,
       project, or standard - regardless of the institution or jurisdiction that uses
       or defines the extensions.  The use of extensions is what allows the FHIR specification
       to retain a core level of simplicity for everyone."/> 
      <requirements value="Modifier extensions allow for extensions that *cannot* be safely ignored to be
       clearly distinguished from the vast majority of extensions which can be safely
       ignored.  This promotes interoperability by eliminating the need for implementers
       to prohibit the presence of extensions. For further information, see the [definition
       of modifier extensions](extensibility.html#modifierExtension)."/> 
      <alias value="extensions"/>       <alias value="user content"/>       <alias value="modifiers"/>       <min value="0"/>       <max value="*"/>       <base>         <path value="BackboneElement.modifierExtension"/>         <min value="0"/>         <max value="*"/>       </base>       <type>         <code value="Extension"/>       </type>       <constraint>         <key value="ele-1"/>         <severity value="error"/>         <human value="All FHIR elements must have a @value or children"/>         <expression value="hasValue() or (children().count() &gt; id.count())"/>         <source value="http://hl7.org/fhir/StructureDefinition/Element"/>       </constraint>       <isModifier value="true"/>       <isModifierReason value="Modifier extensions are expected to modify the meaning or interpretation of the
       element that contains them"/> 
      <isSummary value="true"/>       <mapping>         <identity value="rim"/>         <map value="N/A"/>       </mapping>     </element>     <element id="EvidenceVariable.category.name">      <path value="EvidenceVariable.category.name"/>       <short value="Description of the grouping"/>       <definition value="Description of the grouping."/>       <min value="0"/>       <max value="1"/>       <base>         <path value="EvidenceVariable.category.name"/>         <min value="0"/>         <max value="1"/>       </base>       <type>         <code value="string"/>       </type>       <constraint>         <key value="ele-1"/>         <severity value="error"/>         <human value="All FHIR elements must have a @value or children"/>         <expression value="hasValue() or (children().count() &gt; id.count())"/>         <source value="http://hl7.org/fhir/StructureDefinition/Element"/>       </constraint>       <mustSupport value="false"/>       <isModifier value="false"/>       <isSummary value="false"/>     </element>     <element id="EvidenceVariable.category.value[x]">      <path value="EvidenceVariable.category.value[x]"/>       <short value="Definition of the grouping"/>       <definition value="Definition of the grouping."/>       <min value="0"/>       <max value="1"/>       <base>         <path value="EvidenceVariable.category.value[x]"/>         <min value="0"/>         <max value="1"/>       </base>       <type>         <code value="CodeableConcept"/>       </type>       <type>         <code value="Quantity"/>       </type>       <type>         <code value="Range"/>       </type>       <type>         <code value="Reference"/>         <targetProfile value="http://hl7.org/fhir/StructureDefinition/Group"/>       </type>       <constraint>         <key value="ele-1"/>         <severity value="error"/>         <human value="All FHIR elements must have a @value or children"/>         <expression value="hasValue() or (children().count() &gt; id.count())"/>         <source value="http://hl7.org/fhir/StructureDefinition/Element"/>       </constraint>       <mustSupport value="false"/>       <isModifier value="false"/>       <isSummary value="false"/>     </element>     <element id="EvidenceVariable.conditional">      <path value="EvidenceVariable.conditional"/>       <short value="Condition determining whether the data will be collected"/>       <definition value="The context, situation, or parameters that determine whether the data is obtained
       to determine the value of the variable."/> 
      <min value="0"/>       <max value="1"/>       <base>         <path value="EvidenceVariable.conditional"/>         <min value="0"/>         <max value="1"/>       </base>       <type>         <code value="Expression"/>       </type>       <constraint>         <key value="ele-1"/>         <severity value="error"/>         <human value="All FHIR elements must have a @value or children"/>         <expression value="hasValue() or (children().count() &gt; id.count())"/>         <source value="http://hl7.org/fhir/StructureDefinition/Element"/>       </constraint>       <mustSupport value="false"/>       <isModifier value="false"/>       <isSummary value="false"/>     </element>     <element id="EvidenceVariable.classifier">      <path value="EvidenceVariable.classifier"/>       <short value="Classification"/>       <definition value="Classification of the variable."/>       <min value="0"/>       <max value="*"/>       <base>         <path value="EvidenceVariable.classifier"/>         <min value="0"/>         <max value="*"/>       </base>       <type>         <code value="CodeableConcept"/>       </type>       <constraint>         <key value="ele-1"/>         <severity value="error"/>         <human value="All FHIR elements must have a @value or children"/>         <expression value="hasValue() or (children().count() &gt; id.count())"/>         <source value="http://hl7.org/fhir/StructureDefinition/Element"/>       </constraint>       <mustSupport value="false"/>       <isModifier value="false"/>       <isSummary value="false"/>       <binding>         <extension url="http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName">          <valueString value="EvidenceVariableClassifier"/>         </extension>         <strength value="example"/>         <valueSet value="http://hl7.org/fhir/ValueSet/evidence-variable-classifier"/>       </binding>     </element>     <element id="EvidenceVariable.dataStorage">      <path value="EvidenceVariable.dataStorage"/>       <short value="How the data element (value of the variable) is found"/>       <definition value="How the data element is organized and where the data element (expressing the value
       of the variable) is found in the dataset."/> 
      <min value="0"/>       <max value="*"/>       <base>         <path value="EvidenceVariable.dataStorage"/>         <min value="0"/>         <max value="*"/>       </base>       <type>         <code value="BackboneElement"/>       </type>       <constraint>         <key value="ele-1"/>         <severity value="error"/>         <human value="All FHIR elements must have a @value or children or both"/>         <expression value="hasValue() or (children().count() &gt; id.count())"/>         <source value="http://hl7.org/fhir/StructureDefinition/Element"/>       </constraint>       <mustSupport value="false"/>       <isModifier value="false"/>       <isSummary value="false"/>     </element>     <element id="EvidenceVariable.dataStorage.id">      <path value="EvidenceVariable.dataStorage.id"/>       <representation value="xmlAttr"/>       <short value="Unique id for inter-element referencing"/>       <definition value="Unique id for the element within a resource (for internal references). This may
       be any string value that does not contain spaces."/> 
      <min value="0"/>       <max value="1"/>       <base>         <path value="Element.id"/>         <min value="0"/>         <max value="1"/>       </base>       <!--  Note: special primitive values have a FHIRPath system type. e.g. this is compiler
       magic (j)  -->
      <type>         <extension url="http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type">          <valueUrl value="string"/>         </extension>         <code value="http://hl7.org/fhirpath/System.String"/>       </type>       <condition value="ele-1"/>       <isModifier value="false"/>       <isSummary value="false"/>       <mapping>         <identity value="rim"/>         <map value="n/a"/>       </mapping>     </element>     <element id="EvidenceVariable.dataStorage.extension">      <path value="EvidenceVariable.dataStorage.extension"/>       <short value="Additional content defined by implementations"/>       <definition value="May be used to represent additional information that is not part of the basic definition
       of the element. To make the use of extensions safe and managable, there is a strict
       set of governance applied to the definition and use of extensions. Though any implementer
       can define an extension, there is a set of requirements that SHALL be met as part
       of the definition of the extension."/> 
      <comment value="There can be no stigma associated with the use of extensions by any application,
       project, or standard - regardless of the institution or jurisdiction that uses
       or defines the extensions.  The use of extensions is what allows the FHIR specification
       to retain a core level of simplicity for everyone."/> 
      <alias value="extensions"/>       <alias value="user content"/>       <min value="0"/>       <max value="*"/>       <base>         <path value="Element.extension"/>         <min value="0"/>         <max value="*"/>       </base>       <type>         <code value="Extension"/>       </type>       <constraint>         <key value="ele-1"/>         <severity value="error"/>         <human value="All FHIR elements must have a @value or children"/>         <expression value="hasValue() or (children().count() &gt; id.count())"/>         <source value="http://hl7.org/fhir/StructureDefinition/Element"/>       </constraint>       <isModifier value="false"/>       <isSummary value="false"/>       <mapping>         <identity value="rim"/>         <map value="n/a"/>       </mapping>     </element>     <element id="EvidenceVariable.dataStorage.modifierExtension">      <path value="EvidenceVariable.dataStorage.modifierExtension"/>       <short value="Extensions that cannot be ignored even if unrecognized"/>       <definition value="May be used to represent additional information that is not part of the basic definition
       of the element and that modifies the understanding of the element in which it is
       contained and/or the understanding of the containing element's descendants. Usually
       modifier elements provide negation or qualification. To make the use of extensions
       safe and managable, there is a strict set of governance applied to the definition
       and use of extensions. Though any implementer can define an extension, there is
       a set of requirements that SHALL be met as part of the definition of the extension.
       Applications processing a resource are required to check for modifier extensions.
Modifier extensions SHALL NOT change the meaning of any elements on Resource or
       DomainResource (including cannot change the meaning of modifierExtension itself)."/> 
      <comment value="There can be no stigma associated with the use of extensions by any application,
       project, or standard - regardless of the institution or jurisdiction that uses
       or defines the extensions.  The use of extensions is what allows the FHIR specification
       to retain a core level of simplicity for everyone."/> 
      <requirements value="Modifier extensions allow for extensions that *cannot* be safely ignored to be
       clearly distinguished from the vast majority of extensions which can be safely
       ignored.  This promotes interoperability by eliminating the need for implementers
       to prohibit the presence of extensions. For further information, see the [definition
       of modifier extensions](extensibility.html#modifierExtension)."/> 
      <alias value="extensions"/>       <alias value="user content"/>       <alias value="modifiers"/>       <min value="0"/>       <max value="*"/>       <base>         <path value="BackboneElement.modifierExtension"/>         <min value="0"/>         <max value="*"/>       </base>       <type>         <code value="Extension"/>       </type>       <constraint>         <key value="ele-1"/>         <severity value="error"/>         <human value="All FHIR elements must have a @value or children"/>         <expression value="hasValue() or (children().count() &gt; id.count())"/>         <source value="http://hl7.org/fhir/StructureDefinition/Element"/>       </constraint>       <isModifier value="true"/>       <isModifierReason value="Modifier extensions are expected to modify the meaning or interpretation of the
       element that contains them"/> 
      <isSummary value="true"/>       <mapping>         <identity value="rim"/>         <map value="N/A"/>       </mapping>     </element>     <element id="EvidenceVariable.dataStorage.datatype">      <path value="EvidenceVariable.dataStorage.datatype"/>       <short value="Type of data used to express value of the variable"/>       <definition value="The type of data used to express values of the variable."/>       <min value="0"/>       <max value="1"/>       <base>         <path value="EvidenceVariable.dataStorage.datatype"/>         <min value="0"/>         <max value="1"/>       </base>       <type>         <code value="CodeableConcept"/>       </type>       <constraint>         <key value="ele-1"/>         <severity value="error"/>         <human value="All FHIR elements must have a @value or children"/>         <expression value="hasValue() or (children().count() &gt; id.count())"/>         <source value="http://hl7.org/fhir/StructureDefinition/Element"/>       </constraint>       <mustSupport value="false"/>       <isModifier value="false"/>       <isSummary value="false"/>       <binding>         <extension url="http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName">          <valueString value="FHIRTypes"/>         </extension>         <extension url="http://hl7.org/fhir/StructureDefinition/elementdefinition-isCommonBinding">          <valueBoolean value="true"/>         </extension>         <strength value="preferred"/>         <description value="Either a resource or a data type, including logical model types."/>         <valueSet value="http://hl7.org/fhir/ValueSet/fhir-types"/>       </binding>     </element>     <element id="EvidenceVariable.dataStorage.path">      <path value="EvidenceVariable.dataStorage.path"/>       <short value="Where to find the data element in the dataset"/>       <definition value="The mapping (order of elements) to reach the element containing the  data element
       in the dataset."/> 
      <min value="0"/>       <max value="1"/>       <base>         <path value="EvidenceVariable.dataStorage.path"/>         <min value="0"/>         <max value="1"/>       </base>       <type>         <code value="string"/>       </type>       <constraint>         <key value="ele-1"/>         <severity value="error"/>         <human value="All FHIR elements must have a @value or children"/>         <expression value="hasValue() or (children().count() &gt; id.count())"/>         <source value="http://hl7.org/fhir/StructureDefinition/Element"/>       </constraint>       <mustSupport value="false"/>       <isModifier value="false"/>       <isSummary value="false"/>     </element>     <element id="EvidenceVariable.dataStorage.delimiter">      <path value="EvidenceVariable.dataStorage.delimiter"/>       <short value="Character(s) separating values in a string-based list"/>       <definition value="A character or series of characters that is used within a string to signal the
       separation of discrete values."/> 
      <comment value="The delimiter element SHOULD only be used when the datatype element is a string-
       or text-based datatype. The delimiter element is used when the data is stored in
       a string which contains a list or array of values."/> 
      <min value="0"/>       <max value="1"/>       <base>         <path value="EvidenceVariable.dataStorage.delimiter"/>         <min value="0"/>         <max value="1"/>       </base>       <type>         <code value="string"/>       </type>       <constraint>         <key value="ele-1"/>         <severity value="error"/>         <human value="All FHIR elements must have a @value or children"/>         <expression value="hasValue() or (children().count() &gt; id.count())"/>         <source value="http://hl7.org/fhir/StructureDefinition/Element"/>       </constraint>       <mustSupport value="false"/>       <isModifier value="false"/>       <isSummary value="false"/>     </element>     <element id="EvidenceVariable.dataStorage.component">      <path value="EvidenceVariable.dataStorage.component"/>       <definition value="A part of the value for a variable that is stored in 2 or more parts."/>       <min value="0"/>       <max value="*"/>       <base>         <path value="EvidenceVariable.dataStorage.component"/>         <min value="0"/>         <max value="*"/>       </base>       <contentReference value="#EvidenceVariable.dataStorage"/>       <constraint>         <key value="ele-1"/>         <severity value="error"/>         <human value="All FHIR elements must have a @value or children"/>         <expression value="hasValue() or (children().count() &gt; id.count())"/>         <source value="http://hl7.org/fhir/StructureDefinition/Element"/>       </constraint>       <mustSupport value="false"/>       <isModifier value="false"/>       <isSummary value="false"/>     </element>     <element id="EvidenceVariable.timing">      <path value="EvidenceVariable.timing"/>       <short value="When the variable is observed"/>       <definition value="When the variable is observed in relation to a reference point in time defined
       by context or event."/> 
      <min value="0"/>       <max value="1"/>       <base>         <path value="EvidenceVariable.timing"/>         <min value="0"/>         <max value="1"/>       </base>       <type>         <code value="RelativeTime"/>       </type>       <constraint>         <key value="ele-1"/>         <severity value="error"/>         <human value="All FHIR elements must have a @value or children"/>         <expression value="hasValue() or (children().count() &gt; id.count())"/>         <source value="http://hl7.org/fhir/StructureDefinition/Element"/>       </constraint>       <mustSupport value="false"/>       <isModifier value="false"/>       <isSummary value="false"/>     </element>     <element id="EvidenceVariable.period">      <path value="EvidenceVariable.period"/>       <short value="Calendar-based timing when the variable is observed"/>       <definition value="When the variable is observed in relation to calendar dates and times."/>       <min value="0"/>       <max value="1"/>       <base>         <path value="EvidenceVariable.period"/>         <min value="0"/>         <max value="1"/>       </base>       <type>         <code value="Period"/>       </type>       <constraint>         <key value="ele-1"/>         <severity value="error"/>         <human value="All FHIR elements must have a @value or children"/>         <expression value="hasValue() or (children().count() &gt; id.count())"/>         <source value="http://hl7.org/fhir/StructureDefinition/Element"/>       </constraint>       <mustSupport value="false"/>       <isModifier value="false"/>       <isSummary value="false"/>     </element>     <element id="EvidenceVariable.constraint">      <path value="EvidenceVariable.constraint"/>       <short value="Limit on acceptability of data value"/>       <definition value="Limit on acceptability of data used to express values of the variable."/>       <min value="0"/>       <max value="*"/>       <base>         <path value="EvidenceVariable.constraint"/>         <min value="0"/>         <max value="*"/>       </base>       <type>         <code value="BackboneElement"/>       </type>       <constraint>         <key value="ele-1"/>         <severity value="error"/>         <human value="All FHIR elements must have a @value or children or both"/>         <expression value="hasValue() or (children().count() &gt; id.count())"/>         <source value="http://hl7.org/fhir/StructureDefinition/Element"/>       </constraint>       <mustSupport value="false"/>       <isModifier value="false"/>       <isSummary value="false"/>     </element>     <element id="EvidenceVariable.constraint.id">      <path value="EvidenceVariable.constraint.id"/>       <representation value="xmlAttr"/>       <short value="Unique id for inter-element referencing"/>       <definition value="Unique id for the element within a resource (for internal references). This may
       be any string value that does not contain spaces."/> 
      <min value="0"/>       <max value="1"/>       <base>         <path value="Element.id"/>         <min value="0"/>         <max value="1"/>       </base>       <!--  Note: special primitive values have a FHIRPath system type. e.g. this is compiler
       magic (j)  -->
      <type>         <extension url="http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type">          <valueUrl value="string"/>         </extension>         <code value="http://hl7.org/fhirpath/System.String"/>       </type>       <condition value="ele-1"/>       <isModifier value="false"/>       <isSummary value="false"/>       <mapping>         <identity value="rim"/>         <map value="n/a"/>       </mapping>     </element>     <element id="EvidenceVariable.constraint.extension">      <path value="EvidenceVariable.constraint.extension"/>       <short value="Additional content defined by implementations"/>       <definition value="May be used to represent additional information that is not part of the basic definition
       of the element. To make the use of extensions safe and managable, there is a strict
       set of governance applied to the definition and use of extensions. Though any implementer
       can define an extension, there is a set of requirements that SHALL be met as part
       of the definition of the extension."/> 
      <comment value="There can be no stigma associated with the use of extensions by any application,
       project, or standard - regardless of the institution or jurisdiction that uses
       or defines the extensions.  The use of extensions is what allows the FHIR specification
       to retain a core level of simplicity for everyone."/> 
      <alias value="extensions"/>       <alias value="user content"/>       <min value="0"/>       <max value="*"/>       <base>         <path value="Element.extension"/>         <min value="0"/>         <max value="*"/>       </base>       <type>         <code value="Extension"/>       </type>       <constraint>         <key value="ele-1"/>         <severity value="error"/>         <human value="All FHIR elements must have a @value or children"/>         <expression value="hasValue() or (children().count() &gt; id.count())"/>         <source value="http://hl7.org/fhir/StructureDefinition/Element"/>       </constraint>       <isModifier value="false"/>       <isSummary value="false"/>       <mapping>         <identity value="rim"/>         <map value="n/a"/>       </mapping>     </element>     <element id="EvidenceVariable.constraint.modifierExtension">      <path value="EvidenceVariable.constraint.modifierExtension"/>       <short value="Extensions that cannot be ignored even if unrecognized"/>       <definition value="May be used to represent additional information that is not part of the basic definition
       of the element and that modifies the understanding of the element in which it is
       contained and/or the understanding of the containing element's descendants. Usually
       modifier elements provide negation or qualification. To make the use of extensions
       safe and managable, there is a strict set of governance applied to the definition
       and use of extensions. Though any implementer can define an extension, there is
       a set of requirements that SHALL be met as part of the definition of the extension.
       Applications processing a resource are required to check for modifier extensions.
Modifier extensions SHALL NOT change the meaning of any elements on Resource or
       DomainResource (including cannot change the meaning of modifierExtension itself)."/> 
      <comment value="There can be no stigma associated with the use of extensions by any application,
       project, or standard - regardless of the institution or jurisdiction that uses
       or defines the extensions.  The use of extensions is what allows the FHIR specification
       to retain a core level of simplicity for everyone."/> 
      <requirements value="Modifier extensions allow for extensions that *cannot* be safely ignored to be
       clearly distinguished from the vast majority of extensions which can be safely
       ignored.  This promotes interoperability by eliminating the need for implementers
       to prohibit the presence of extensions. For further information, see the [definition
       of modifier extensions](extensibility.html#modifierExtension)."/> 
      <alias value="extensions"/>       <alias value="user content"/>       <alias value="modifiers"/>       <min value="0"/>       <max value="*"/>       <base>         <path value="BackboneElement.modifierExtension"/>         <min value="0"/>         <max value="*"/>       </base>       <type>         <code value="Extension"/>       </type>       <constraint>         <key value="ele-1"/>         <severity value="error"/>         <human value="All FHIR elements must have a @value or children"/>         <expression value="hasValue() or (children().count() &gt; id.count())"/>         <source value="http://hl7.org/fhir/StructureDefinition/Element"/>       </constraint>       <isModifier value="true"/>       <isModifierReason value="Modifier extensions are expected to modify the meaning or interpretation of the
       element that contains them"/> 
      <isSummary value="true"/>       <mapping>         <identity value="rim"/>         <map value="N/A"/>       </mapping>     </element>     <element id="EvidenceVariable.constraint.conditional">      <path value="EvidenceVariable.constraint.conditional"/>       <short value="Condition determining whether this constraint applies"/>       <definition value="The context, situation, or parameters that determine whether this constraint applies."/>       <min value="0"/>       <max value="1"/>       <base>         <path value="EvidenceVariable.constraint.conditional"/>         <min value="0"/>         <max value="1"/>       </base>       <type>         <code value="CodeableConcept"/>       </type>       <constraint>         <key value="ele-1"/>         <severity value="error"/>         <human value="All FHIR elements must have a @value or children"/>         <expression value="hasValue() or (children().count() &gt; id.count())"/>         <source value="http://hl7.org/fhir/StructureDefinition/Element"/>       </constraint>       <mustSupport value="false"/>       <isModifier value="false"/>       <isSummary value="false"/>       <binding>         <extension url="http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName">          <valueString value="AdministrativeGender"/>         </extension>         <extension url="http://hl7.org/fhir/StructureDefinition/elementdefinition-isCommonBinding">          <valueBoolean value="true"/>         </extension>         <strength value="example"/>         <valueSet value="http://hl7.org/fhir/ValueSet/administrative-gender"/>       </binding>     </element>     <element id="EvidenceVariable.constraint.minimumQuantity">      <path value="EvidenceVariable.constraint.minimumQuantity"/>       <short value="The lowest permissible value of the variable"/>       <definition value="The lowest permissible value of the variable, used with variables that have a number-based
       datatype (with or without units)."/> 
      <min value="0"/>       <max value="1"/>       <base>         <path value="EvidenceVariable.constraint.minimumQuantity"/>         <min value="0"/>         <max value="1"/>       </base>       <type>         <code value="Quantity"/>       </type>       <constraint>         <key value="ele-1"/>         <severity value="error"/>         <human value="All FHIR elements must have a @value or children"/>         <expression value="hasValue() or (children().count() &gt; id.count())"/>         <source value="http://hl7.org/fhir/StructureDefinition/Element"/>       </constraint>       <mustSupport value="false"/>       <isModifier value="false"/>       <isSummary value="false"/>     </element>     <element id="EvidenceVariable.constraint.maximumQuantity">      <path value="EvidenceVariable.constraint.maximumQuantity"/>       <short value="The highest permissible value of the variable"/>       <definition value="The highest permissible value of the variable, used with variables that have a
       number-based datatype (with or without units)."/> 
      <min value="0"/>       <max value="1"/>       <base>         <path value="EvidenceVariable.constraint.maximumQuantity"/>         <min value="0"/>         <max value="1"/>       </base>       <type>         <code value="Quantity"/>       </type>       <constraint>         <key value="ele-1"/>         <severity value="error"/>         <human value="All FHIR elements must have a @value or children"/>         <expression value="hasValue() or (children().count() &gt; id.count())"/>         <source value="http://hl7.org/fhir/StructureDefinition/Element"/>       </constraint>       <mustSupport value="false"/>       <isModifier value="false"/>       <isSummary value="false"/>     </element>     <element id="EvidenceVariable.constraint.earliestDateTime">      <path value="EvidenceVariable.constraint.earliestDateTime"/>       <short value="The earliest permissible value of the variable"/>       <definition value="The earliest permissible value of the variable, used with variables that have a
       date-based or dateTime-based datatype."/> 
      <min value="0"/>       <max value="1"/>       <base>         <path value="EvidenceVariable.constraint.earliestDateTime"/>         <min value="0"/>         <max value="1"/>       </base>       <type>         <code value="dateTime"/>       </type>       <constraint>         <key value="ele-1"/>         <severity value="error"/>         <human value="All FHIR elements must have a @value or children"/>         <expression value="hasValue() or (children().count() &gt; id.count())"/>         <source value="http://hl7.org/fhir/StructureDefinition/Element"/>       </constraint>       <mustSupport value="false"/>       <isModifier value="false"/>       <isSummary value="false"/>     </element>     <element id="EvidenceVariable.constraint.latestDateTime">      <path value="EvidenceVariable.constraint.latestDateTime"/>       <short value="The latest permissible value of the variable"/>       <definition value="The latest permissible value of the variable, used with variables that have a date-based
       or dateTime-based datatype."/> 
      <min value="0"/>       <max value="1"/>       <base>         <path value="EvidenceVariable.constraint.latestDateTime"/>         <min value="0"/>         <max value="1"/>       </base>       <type>         <code value="dateTime"/>       </type>       <constraint>         <key value="ele-1"/>         <severity value="error"/>         <human value="All FHIR elements must have a @value or children"/>         <expression value="hasValue() or (children().count() &gt; id.count())"/>         <source value="http://hl7.org/fhir/StructureDefinition/Element"/>       </constraint>       <mustSupport value="false"/>       <isModifier value="false"/>       <isSummary value="false"/>     </element>     <element id="EvidenceVariable.constraint.minimumStringLength">      <path value="EvidenceVariable.constraint.minimumStringLength"/>       <short value="The lowest number of characters allowed for a value of the variable"/>       <definition value="The lowest number of characters allowed for a value of the variable, used with
       variables that have a string-based datatype."/> 
      <min value="0"/>       <max value="1"/>       <base>         <path value="EvidenceVariable.constraint.minimumStringLength"/>         <min value="0"/>         <max value="1"/>       </base>       <type>         <code value="unsignedInt"/>       </type>       <constraint>         <key value="ele-1"/>         <severity value="error"/>         <human value="All FHIR elements must have a @value or children"/>         <expression value="hasValue() or (children().count() &gt; id.count())"/>         <source value="http://hl7.org/fhir/StructureDefinition/Element"/>       </constraint>       <mustSupport value="false"/>       <isModifier value="false"/>       <isSummary value="false"/>     </element>     <element id="EvidenceVariable.constraint.maximumStringLength">      <path value="EvidenceVariable.constraint.maximumStringLength"/>       <short value="The highest number of characters allowed for a value of the variable"/>       <definition value="The highest number of characters allowed for a value of the variable, used with
       variables that have a string-based datatype."/> 
      <min value="0"/>       <max value="1"/>       <base>         <path value="EvidenceVariable.constraint.maximumStringLength"/>         <min value="0"/>         <max value="1"/>       </base>       <type>         <code value="positiveInt"/>       </type>       <constraint>         <key value="ele-1"/>         <severity value="error"/>         <human value="All FHIR elements must have a @value or children"/>         <expression value="hasValue() or (children().count() &gt; id.count())"/>         <source value="http://hl7.org/fhir/StructureDefinition/Element"/>       </constraint>       <mustSupport value="false"/>       <isModifier value="false"/>       <isSummary value="false"/>     </element>     <element id="EvidenceVariable.constraint.code">      <path value="EvidenceVariable.constraint.code"/>       <short value="Rule for acceptable data values"/>       <definition value="A rule, such as a format or other expectation, for the data values."/>       <min value="0"/>       <max value="1"/>       <base>         <path value="EvidenceVariable.constraint.code"/>         <min value="0"/>         <max value="1"/>       </base>       <type>         <code value="CodeableConcept"/>       </type>       <constraint>         <key value="ele-1"/>         <severity value="error"/>         <human value="All FHIR elements must have a @value or children"/>         <expression value="hasValue() or (children().count() &gt; id.count())"/>         <source value="http://hl7.org/fhir/StructureDefinition/Element"/>       </constraint>       <mustSupport value="false"/>       <isModifier value="false"/>       <isSummary value="false"/>       <binding>         <extension url="http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName">          <valueString value="EvidenceVariableConstraint"/>         </extension>         <strength value="example"/>         <valueSet value="http://hl7.org/fhir/ValueSet/evidence-variable-constraint"/>       </binding>     </element>     <element id="EvidenceVariable.constraint.expression">      <path value="EvidenceVariable.constraint.expression"/>       <short value="Rule for acceptable data values, as an Expression"/>       <definition value="A rule, such as a format or other expectation, for the data values, expressed as
       an Expression."/> 
      <min value="0"/>       <max value="1"/>       <base>         <path value="EvidenceVariable.constraint.expression"/>         <min value="0"/>         <max value="1"/>       </base>       <type>         <code value="Expression"/>       </type>       <constraint>         <key value="ele-1"/>         <severity value="error"/>         <human value="All FHIR elements must have a @value or children"/>         <expression value="hasValue() or (children().count() &gt; id.count())"/>         <source value="http://hl7.org/fhir/StructureDefinition/Element"/>       </constraint>       <mustSupport value="false"/>       <isModifier value="false"/>       <isSummary value="false"/>     </element>     <element id="EvidenceVariable.constraint.expectedValueSet">      <path value="EvidenceVariable.constraint.expectedValueSet"/>       <short value="List of anticipated values used to express value of the variable"/>       <definition value="List of anticipated values used to express value of the variable, used with variables
       that have a codeable concept-based datatype."/> 
      <min value="0"/>       <max value="1"/>       <base>         <path value="EvidenceVariable.constraint.expectedValueSet"/>         <min value="0"/>         <max value="1"/>       </base>       <type>         <code value="Reference"/>         <targetProfile value="http://hl7.org/fhir/StructureDefinition/ValueSet"/>       </type>       <constraint>         <key value="ele-1"/>         <severity value="error"/>         <human value="All FHIR elements must have a @value or children"/>         <expression value="hasValue() or (children().count() &gt; id.count())"/>         <source value="http://hl7.org/fhir/StructureDefinition/Element"/>       </constraint>       <mustSupport value="false"/>       <isModifier value="false"/>       <isSummary value="false"/>     </element>     <element id="EvidenceVariable.constraint.expectedUnitsValueSet">      <path value="EvidenceVariable.constraint.expectedUnitsValueSet"/>       <short value="List of anticipated values used to express units for the value of the variable"/>       <definition value="List of anticipated values used to express units for the value of the variable,
       used with variables that have a Quantity-based datatype."/> 
      <min value="0"/>       <max value="1"/>       <base>         <path value="EvidenceVariable.constraint.expectedUnitsValueSet"/>         <min value="0"/>         <max value="1"/>       </base>       <type>         <code value="Reference"/>         <targetProfile value="http://hl7.org/fhir/StructureDefinition/ValueSet"/>       </type>       <constraint>         <key value="ele-1"/>         <severity value="error"/>         <human value="All FHIR elements must have a @value or children"/>         <expression value="hasValue() or (children().count() &gt; id.count())"/>         <source value="http://hl7.org/fhir/StructureDefinition/Element"/>       </constraint>       <mustSupport value="false"/>       <isModifier value="false"/>       <isSummary value="false"/>     </element>     <element id="EvidenceVariable.constraint.anyValueAllowed">      <path value="EvidenceVariable.constraint.anyValueAllowed"/>       <short value="Permissibility of unanticipated value used to express value of the variable"/>       <definition value="Whether the value expressed for a variable is allowed to not be restricted to the
       expected value set."/> 
      <min value="0"/>       <max value="1"/>       <base>         <path value="EvidenceVariable.constraint.anyValueAllowed"/>         <min value="0"/>         <max value="1"/>       </base>       <type>         <code value="boolean"/>       </type>       <meaningWhenMissing value="Presumed false."/>       <constraint>         <key value="ele-1"/>         <severity value="error"/>         <human value="All FHIR elements must have a @value or children"/>         <expression value="hasValue() or (children().count() &gt; id.count())"/>         <source value="http://hl7.org/fhir/StructureDefinition/Element"/>       </constraint>       <mustSupport value="false"/>       <isModifier value="false"/>       <isSummary value="false"/>     </element>     <element id="EvidenceVariable.missingDataMeaning">      <path value="EvidenceVariable.missingDataMeaning"/>       <short value="How missing data can be interpreted"/>       <definition value="A method or transformation applied for missing data."/>       <min value="0"/>       <max value="*"/>       <base>         <path value="EvidenceVariable.missingDataMeaning"/>         <min value="0"/>         <max value="*"/>       </base>       <type>         <code value="CodeableConcept"/>       </type>       <constraint>         <key value="ele-1"/>         <severity value="error"/>         <human value="All FHIR elements must have a @value or children"/>         <expression value="hasValue() or (children().count() &gt; id.count())"/>         <source value="http://hl7.org/fhir/StructureDefinition/Element"/>       </constraint>       <mustSupport value="false"/>       <isModifier value="false"/>       <isSummary value="false"/>       <binding>         <extension url="http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName">          <valueString value="ObservationValueAbsentReason"/>         </extension>         <extension url="http://hl7.org/fhir/StructureDefinition/elementdefinition-isCommonBinding">          <valueBoolean value="true"/>         </extension>         <strength value="example"/>         <valueSet value="http://hl7.org/fhir/ValueSet/data-absent-reason"/>       </binding>     </element>     <element id="EvidenceVariable.unacceptableDataHandling">      <path value="EvidenceVariable.unacceptableDataHandling"/>       <short value="How erroneous data is processed"/>       <definition value="A method or transformation applied for data that does not match required patterns."/>       <min value="0"/>       <max value="*"/>       <base>         <path value="EvidenceVariable.unacceptableDataHandling"/>         <min value="0"/>         <max value="*"/>       </base>       <type>         <code value="CodeableConcept"/>       </type>       <constraint>         <key value="ele-1"/>         <severity value="error"/>         <human value="All FHIR elements must have a @value or children"/>         <expression value="hasValue() or (children().count() &gt; id.count())"/>         <source value="http://hl7.org/fhir/StructureDefinition/Element"/>       </constraint>       <mustSupport value="false"/>       <isModifier value="false"/>       <isSummary value="false"/>       <binding>         <extension url="http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName">          <valueString value="EvidenceVariableUnacceptableDataHandling"/>         </extension>         <strength value="example"/>         <valueSet value="http://hl7.org/fhir/ValueSet/evidence-variable-unacceptable-data-handling"/>       </binding>     </element>   </snapshot>   <differential>     <element id="EvidenceVariable">      <path value="EvidenceVariable"/>       <short value="A definition of an exposure, outcome, or other variable"/>       <definition value="The EvidenceVariable resource describes an element that knowledge (Evidence) is
       about."/> 
      <comment value="The EvidenceVariable may be an exposure variable (intervention, condition, or state),
       a measured variable (outcome or observed parameter), or other variable (such as
       confounding factor)."/> 
      <min value="0"/>       <max value="*"/>       <constraint>         <key value="cnl-0"/>         <severity value="warning"/>         <human value="Name should be usable as an identifier for the module by machine processing applications
         such as code generation"/> 
        <expression value="name.exists() implies name.matches('^[A-Z]([A-Za-z0-9_]){1,254}$')"/>         <source value="http://hl7.org/fhir/StructureDefinition/EvidenceVariable"/>       </constraint>       <mustSupport value="false"/>       <isModifier value="false"/>       <mapping>         <identity value="w5"/>         <map value="clinical.general"/>       </mapping>     </element>     <element id="EvidenceVariable.url">      <path value="EvidenceVariable.url"/>       <short value="Canonical identifier for this evidence variable, represented as a URI (globally
       unique)"/> 
      <definition value="An absolute URI that is used to identify this evidence variable when it is referenced
       in a specification, model, design or an instance; also called its canonical identifier.
       This SHOULD be globally unique and SHOULD be a literal address at which an authoritative
       instance of this evidence variable is (or will be) published. This URL can be the
       target of a canonical reference. It SHALL remain the same when the evidence variable
       is stored on different servers."/> 
      <comment value="In some cases, the resource can no longer be found at the stated url, but the url
       itself cannot change. Implementations can use the meta.source element to indicate
       where the current master source of the resource can be found."/> 
      <requirements value="Allows the evidence variable to be referenced by a single globally unique identifier."/>       <min value="0"/>       <max value="1"/>       <type>         <code value="uri"/>       </type>       <constraint>         <key value="cnl-1"/>         <severity value="warning"/>         <human value="URL should not contain | or # - these characters make processing canonical references
         problematic"/> 
        <expression value="exists() implies matches('^[^|# ]+$')"/>         <source value="http://hl7.org/fhir/StructureDefinition/EvidenceVariable"/>       </constraint>       <mustSupport value="false"/>       <isModifier value="false"/>       <isSummary value="true"/>       <mapping>         <identity value="w5"/>         <map value="FiveWs.identifier"/>       </mapping>     </element>     <element id="EvidenceVariable.identifier">      <path value="EvidenceVariable.identifier"/>       <short value="Additional identifier for the evidence variable"/>       <definition value="A formal identifier that is used to identify this evidence variable when it is
       represented in other formats, or referenced in a specification, model, design or
       an instance."/> 
      <requirements value="Allows externally provided and/or usable business identifiers to be easily associated
       with the module."/> 
      <min value="0"/>       <max value="*"/>       <type>         <code value="Identifier"/>       </type>       <mustSupport value="false"/>       <isModifier value="false"/>       <isSummary value="true"/>       <mapping>         <identity value="w5"/>         <map value="FiveWs.identifier"/>       </mapping>       <mapping>         <identity value="objimpl"/>         <map value="no-gen-base"/>       </mapping>     </element>     <element id="EvidenceVariable.version">      <path value="EvidenceVariable.version"/>       <short value="Business version of the evidence variable"/>       <definition value="The identifier that is used to identify this version of the evidence variable when
       it is referenced in a specification, model, design or instance. This is an arbitrary
       value managed by the evidence variable author and is not expected to be globally
       unique. For example, it might be a timestamp (e.g. yyyymmdd) if a managed version
       is not available. There is also no expectation that versions can be placed in a
       lexicographical sequence. To provide a version consistent with the Decision Support
       Service specification, use the format Major.Minor.Revision (e.g. 1.0.0). For more
       information on versioning knowledge assets, refer to the Decision Support Service
       specification. Note that a version is required for non-experimental active artifacts."/> 
      <comment value="There may be different evidence variable instances that have the same identifier
       but different versions.  The version can be appended to the url in a reference
       to allow a reference to a particular business version of the evidence variable
       with the format [url]|[version]. The version SHOULD NOT contain a '#' - see [Business
       Version](resource.html#bv-format)."/> 
      <min value="0"/>       <max value="1"/>       <type>         <code value="string"/>       </type>       <mustSupport value="false"/>       <isModifier value="false"/>       <isSummary value="true"/>       <mapping>         <identity value="w5"/>         <map value="FiveWs.version"/>       </mapping>     </element>     <element id="EvidenceVariable.versionAlgorithm[x]">      <path value="EvidenceVariable.versionAlgorithm[x]"/>       <short value="How to compare versions"/>       <definition value="Indicates the mechanism used to compare versions to determine which is more current."/>       <comment value="If set as a string, this is a FHIRPath expression that has two additional context
       variables passed in - %version1 and %version2 and will return a negative number
       if version1 is newer, a positive number if version2 is newer, and a 0 if the version
       ordering can't successfully be determined."/> 
      <min value="0"/>       <max value="1"/>       <type>         <code value="string"/>       </type>       <type>         <code value="Coding"/>       </type>       <mustSupport value="false"/>       <isModifier value="false"/>       <isSummary value="true"/>       <binding>         <strength value="extensible"/>         <valueSet value="http://hl7.org/fhir/ValueSet/version-algorithm"/>       </binding>     </element>     <element id="EvidenceVariable.name">      <path value="EvidenceVariable.name"/>       <short value="Name for this evidence variable (computer friendly)"/>       <definition value="A natural language name identifying the evidence variable. This name should be
       usable as an identifier for the module by machine processing applications such
       as code generation."/> 
      <comment value="The name is not expected to be globally unique. The name should be a simple alphanumeric
       type name to ensure that it is machine-processing friendly."/> 
      <requirements value="Support human navigation and code generation."/>       <min value="0"/>       <max value="1"/>       <type>         <code value="string"/>       </type>       <condition value="cnl-0"/>       <mustSupport value="false"/>       <isModifier value="false"/>       <isSummary value="true"/>     </element>     <element id="EvidenceVariable.title">      <path value="EvidenceVariable.title"/>       <short value="Name for this evidence variable (human friendly)"/>       <definition value="A short, descriptive, user-friendly title for the evidence variable."/>       <comment value="This name does not need to be machine-processing friendly and may contain punctuation,
       white-space, etc."/> 
      <min value="0"/>       <max value="1"/>       <type>         <code value="string"/>       </type>       <mustSupport value="false"/>       <isModifier value="false"/>       <isSummary value="true"/>     </element>     <element id="EvidenceVariable.shortTitle">      <path value="EvidenceVariable.shortTitle"/>       <short value="Title for use in informal contexts"/>       <definition value="The short title provides an alternate title for use in informal descriptive contexts
       where the full, formal title is not necessary."/> 
      <requirements value="Need to be able to reference the content by a short description, but still provide
       a longer, more formal title for the content."/> 
      <min value="0"/>       <max value="1"/>       <type>         <code value="string"/>       </type>       <mustSupport value="false"/>       <isModifier value="false"/>       <isSummary value="true"/>     </element>     <element id="EvidenceVariable.citeAs">      <path value="EvidenceVariable.citeAs"/>       <short value="Display of how to cite this EvidenceVariable"/>       <definition value="Display of the suggested method of how to cite this EvidenceVariable."/>       <min value="0"/>       <max value="1"/>       <type>         <code value="markdown"/>       </type>       <mustSupport value="false"/>       <isModifier value="false"/>       <isSummary value="false"/>     </element>     <element id="EvidenceVariable.status">      <path value="EvidenceVariable.status"/>       <short value="draft | active | retired | unknown"/>       <definition value="The status of this EvidenceVariable. Enables tracking the life-cycle of the content."/>       <comment value="Allows filtering of evidence variables that are appropriate for use versus not.
See guidance around (not) making local changes to elements [here](canonicalresource.html#loca
      lization)."/> 
      <min value="1"/>       <max value="1"/>       <type>         <code value="code"/>       </type>       <mustSupport value="false"/>       <isModifier value="true"/>       <isModifierReason value="This is labeled as &quot;Is Modifier&quot; because applications should not use
       a retired EvidenceVariable without due consideration"/> 
      <isSummary value="true"/>       <binding>         <extension url="http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName">          <valueString value="PublicationStatus"/>         </extension>         <extension url="http://hl7.org/fhir/StructureDefinition/elementdefinition-isCommonBinding">          <valueBoolean value="true"/>         </extension>         <strength value="required"/>         <description value="The lifecycle status of an artifact."/>         <valueSet value="http://hl7.org/fhir/ValueSet/publication-status|6.0.0-ballot4"/>       </binding>       <mapping>         <identity value="w5"/>         <map value="FiveWs.status"/>       </mapping>     </element>     <element id="EvidenceVariable.experimental">      <path value="EvidenceVariable.experimental"/>       <short value="For testing only - never for real usage"/>       <definition value="A Boolean value to indicate that this resource is authored for testing purposes
       (or education/evaluation/marketing) and no version of this resource will ever be
       intended for genuine usage."/> 
      <comment value="Allows filtering of artifacts that are appropriate for use versus not. Experimental
       resources might include example instances in implementation guides, instances created
       solely for testing purposes, etc. If experimental is 'true' for any version of
       a resource, it should be true for all versions of the resource.  (If experimental
       changes, then it is being misused or a resource that was never intended for real-world
       use has unexpectedly changed its purpose.).
Experimental resources are not expected to be stable and may well have breaking
       changes without a corresponding change to the 'version' element."/> 
      <min value="0"/>       <max value="1"/>       <type>         <code value="boolean"/>       </type>       <meaningWhenMissing value="If absent, this resource is treated as though it is not experimental."/>       <mustSupport value="false"/>       <isModifier value="false"/>       <isSummary value="false"/>     </element>     <element id="EvidenceVariable.date">      <path value="EvidenceVariable.date"/>       <short value="Date last changed"/>       <definition value="The date  (and optionally time) when the evidence variable was last significantly
       changed. The date must change when the business version changes and it must change
       if the status code changes. In addition, it should change when the substantive
       content of the evidence variable changes."/> 
      <comment value="The date is often not tracked until the resource is published, but may be present
       on draft content. Note that this is not the same as the resource last-modified-date,
       since the resource may be a secondary representation of the evidence variable.
       Additional specific dates may be added as extensions or be found by consulting
       Provenances associated with past versions of the resource.
See guidance around (not) making local changes to elements [here](canonicalresource.html#loca
      lization)."/> 
      <alias value="Revision Date"/>       <min value="0"/>       <max value="1"/>       <type>         <code value="dateTime"/>       </type>       <mustSupport value="false"/>       <isModifier value="false"/>       <isSummary value="true"/>       <mapping>         <identity value="w5"/>         <map value="FiveWs.recorded"/>       </mapping>     </element>     <element id="EvidenceVariable.author">      <path value="EvidenceVariable.author"/>       <short value="Who authored the content"/>       <definition value="An individiual or organization primarily involved in the creation and maintenance
       of the content."/> 
      <comment value="Extensions to ContactDetail include: contactReference, contactAddress, and contributionTime
       (see [Clinical Reasoning Module](clinicalreasoning-module.html))."/> 
      <min value="0"/>       <max value="*"/>       <type>         <code value="ContactDetail"/>       </type>       <mustSupport value="false"/>       <isModifier value="false"/>       <isSummary value="false"/>       <mapping>         <identity value="w5"/>         <map value="FiveWs.author"/>       </mapping>       <mapping>         <identity value="rim"/>         <map value=".participation[typeCode=AUT]"/>       </mapping>     </element>     <element id="EvidenceVariable.publisher">      <path value="EvidenceVariable.publisher"/>       <short value="Name of the publisher/steward (organization or individual)"/>       <definition value="The name of the organization or individual responsible for the release and ongoing
       maintenance of the evidence variable."/> 
      <comment value="Usually an organization but may be an individual. The publisher (or steward) of
       the evidence variable is the organization or individual primarily responsible for
       the maintenance and upkeep of the evidence variable. This is not necessarily the
       same individual or organization that developed and initially authored the content.
       The publisher is the primary point of contact for questions or issues with the
       evidence variable. This item SHOULD be populated unless the information is available
       from context."/> 
      <requirements value="Helps establish the &quot;authority/credibility&quot; of the evidence variable.
        May also allow for contact."/> 
      <min value="0"/>       <max value="1"/>       <type>         <code value="string"/>       </type>       <mustSupport value="false"/>       <isModifier value="false"/>       <isSummary value="true"/>       <mapping>         <identity value="w5"/>         <map value="FiveWs.witness"/>       </mapping>     </element>     <element id="EvidenceVariable.contact">      <path value="EvidenceVariable.contact"/>       <short value="Contact details for the publisher"/>       <definition value="Contact details to assist a user in finding and communicating with the publisher."/>       <comment value="Extensions to ContactDetail include: contactReference, contactAddress, and contributionTime
       (see [Clinical Reasoning Module](clinicalreasoning-module.html)).
See guidance around (not) making local changes to elements [here](canonicalresource.html#loca
      lization)."/> 
      <min value="0"/>       <max value="*"/>       <type>         <code value="ContactDetail"/>       </type>       <mustSupport value="false"/>       <isModifier value="false"/>       <isSummary value="true"/>     </element>     <element id="EvidenceVariable.recorder">      <path value="EvidenceVariable.recorder"/>       <short value="Who entered the data for the evidence variable"/>       <definition value="The person or entity that entered the data into the EvidenceVariable Resource instance,
       if different than the author or creator of the intellectual property contained
       within the EvidenceVariable Resource instance."/> 
      <comment value="The EvidenceVariable.recorder element is structured to support a name (with a string
       datatype) and contact point information for the recorder, and is not structured
       to support unique identifiers for the recorder. If detailed contributorship data
       is needed, then one can create a Citation Resource for the EvidenceVariable Resource."/> 
      <min value="0"/>       <max value="*"/>       <type>         <code value="ContactDetail"/>       </type>       <mustSupport value="false"/>       <isModifier value="false"/>       <isSummary value="false"/>     </element>     <element id="EvidenceVariable.editor">      <path value="EvidenceVariable.editor"/>       <short value="Who edited the content"/>       <definition value="An individual or organization primarily responsible for internal coherence of the
       content."/> 
      <comment value="Extensions to ContactDetail include: contactReference, contactAddress, and contributionTime
       (see [Clinical Reasoning Module](clinicalreasoning-module.html))."/> 
      <min value="0"/>       <max value="*"/>       <type>         <code value="ContactDetail"/>       </type>       <mustSupport value="false"/>       <isModifier value="false"/>       <isSummary value="false"/>     </element>     <element id="EvidenceVariable.reviewer">      <path value="EvidenceVariable.reviewer"/>       <short value="Who reviewed the content"/>       <definition value="An individual or organization asserted by the publisher to be primarily responsible
       for review of some aspect of the content."/> 
      <comment value="Extensions to ContactDetail include: contactReference, contactAddress, and contributionTime
       (see [Clinical Reasoning Module](clinicalreasoning-module.html)).
See guidance around (not) making local changes to elements [here](canonicalresource.html#loca
      lization)."/> 
      <min value="0"/>       <max value="*"/>       <type>         <code value="ContactDetail"/>       </type>       <mustSupport value="false"/>       <isModifier value="false"/>       <isSummary value="false"/>       <mapping>         <identity value="rim"/>         <map value=".participation[typeCode=VRF] {not clear whether VRF best corresponds to reviewer
         or endorser}"/> 
      </mapping>     </element>     <element id="EvidenceVariable.endorser">      <path value="EvidenceVariable.endorser"/>       <short value="Who endorsed the content"/>       <definition value="An individual or organization asserted by the publisher to be responsible for officially
       endorsing the content for use in some setting."/> 
      <comment value="Extensions to ContactDetail include: contactReference, contactAddress, and contributionTime
       (see [Clinical Reasoning Module](clinicalreasoning-module.html)).
See guidance around (not) making local changes to elements [here](canonicalresource.html#loca
      lization)."/> 
      <min value="0"/>       <max value="*"/>       <type>         <code value="ContactDetail"/>       </type>       <mustSupport value="false"/>       <isModifier value="false"/>       <isSummary value="false"/>       <mapping>         <identity value="rim"/>         <map value=".participation[typeCode=VRF] {not clear whether VRF best corresponds to reviewer
         or endorser}"/> 
      </mapping>     </element>     <element id="EvidenceVariable.description">      <path value="EvidenceVariable.description"/>       <short value="Natural language description of the evidence variable"/>       <definition value="A natural language summary of the evidence variable."/>       <comment value="This description can be used to capture details such as comments about misuse,
       instructions for clinical use and interpretation, literature references, examples
       from the paper world, etc. It is not a rendering of the evidence variable as conveyed
       in the 'text' field of the resource itself. This item SHOULD be populated unless
       the information is available from context (e.g. the language of the evidence variable
       is presumed to be the predominant language in the place the evidence variable was
       created)."/> 
      <min value="0"/>       <max value="1"/>       <type>         <code value="markdown"/>       </type>       <mustSupport value="false"/>       <isModifier value="false"/>       <isSummary value="true"/>     </element>     <element id="EvidenceVariable.note">      <path value="EvidenceVariable.note"/>       <short value="Used for footnotes or explanatory notes"/>       <definition value="A human-readable string to clarify or explain concepts about the resource."/>       <min value="0"/>       <max value="*"/>       <type>         <code value="Annotation"/>       </type>       <mustSupport value="false"/>       <isModifier value="false"/>       <isSummary value="false"/>     </element>     <element id="EvidenceVariable.useContext">      <path value="EvidenceVariable.useContext"/>       <short value="The context that the content is intended to support"/>       <definition value="The content was developed with a focus and intent of supporting the contexts that
       are listed. These contexts may be general categories (gender, age, ...) or may
       be references to specific programs (insurance plans, studies, ...) and may be used
       to assist with indexing and searching for appropriate evidence variable instances."/> 
      <comment value="When multiple useContexts are specified, there is no expectation that all or any
       of the contexts apply."/> 
      <requirements value="Assist in searching for appropriate content."/>       <min value="0"/>       <max value="*"/>       <type>         <code value="UsageContext"/>       </type>       <mustSupport value="false"/>       <isModifier value="false"/>       <isSummary value="true"/>     </element>     <element id="EvidenceVariable.purpose">      <path value="EvidenceVariable.purpose"/>       <short value="Why this EvidenceVariable is defined"/>       <definition value="Explanation of why this EvidenceVariable is needed and why it has been designed
       as it has."/> 
      <comment value="This element does not describe the usage of the EvidenceVariable. Instead, it provides
       traceability of ''why'' the resource is either needed or ''why'' it is defined
       as it is. This may be used to point to source materials or specifications that
       drove the structure of this EvidenceVariable."/> 
      <min value="0"/>       <max value="1"/>       <type>         <code value="markdown"/>       </type>       <mustSupport value="false"/>       <isModifier value="false"/>       <isSummary value="false"/>       <mapping>         <identity value="w5"/>         <map value="FiveWs.why[x]"/>       </mapping>       <mapping>         <identity value="objimpl"/>         <map value="no-gen-base"/>       </mapping>     </element>     <element id="EvidenceVariable.copyright">      <path value="EvidenceVariable.copyright"/>       <short value="Intellectual property ownership, may include restrictions on use"/>       <definition value="A copyright statement relating to the EvidenceVariable and/or its contents. Copyright
       statements are legal notices of intellectual property ownership and may include
       restrictions on the use and publishing of the EvidenceVariable."/> 
      <min value="0"/>       <max value="1"/>       <type>         <code value="markdown"/>       </type>       <mustSupport value="false"/>       <isModifier value="false"/>       <isSummary value="false"/>     </element>     <element id="EvidenceVariable.copyrightLabel">      <extension url="http://hl7.org/fhir/StructureDefinition/elementdefinition-translatable">        <valueBoolean value="true"/>       </extension>       <path value="EvidenceVariable.copyrightLabel"/>       <short value="Copyright holder and year(s)"/>       <definition value="A short string (&lt;50 characters), suitable for inclusion in a page footer that
       identifies the copyright holder, effective period, and optionally whether rights
       are restricted . (e.g. 'All rights reserved', 'Some rights reserved')."/> 
      <comment value="The copyright symbol and the '(c)' textual representation SHOULD NOT be included
       in this string. It will be added by software when rendering the notation. Full
       details about licensing, restrictions, warrantees, etc. goes in the more general
       'copyright' element."/> 
      <requirements value="Defines the content expected to be rendered in all representations of the artifact."/>       <min value="0"/>       <max value="1"/>       <type>         <code value="string"/>       </type>       <mustSupport value="false"/>       <isModifier value="false"/>       <isSummary value="false"/>     </element>     <element id="EvidenceVariable.approvalDate">      <path value="EvidenceVariable.approvalDate"/>       <short value="When the resource was approved by publisher"/>       <definition value="The date on which the resource content was approved by the publisher. Approval
       happens once when the content is officially approved for usage.
See guidance around (not) making local changes to elements [here](canonicalresource.html#loca
      lization)."/> 
      <min value="0"/>       <max value="1"/>       <type>         <code value="date"/>       </type>       <mustSupport value="false"/>       <isModifier value="false"/>       <isSummary value="false"/>     </element>     <element id="EvidenceVariable.lastReviewDate">      <path value="EvidenceVariable.lastReviewDate"/>       <short value="When the resource was last reviewed by the publisher"/>       <definition value="The date on which the resource content was last reviewed. Review happens periodically
       after approval but does not change the original approval date."/> 
      <comment value="If specified, this date follows the original approval date.
See guidance around (not) making local changes to elements [here](canonicalresource.html#loca
      lization)."/> 
      <min value="0"/>       <max value="1"/>       <type>         <code value="date"/>       </type>       <mustSupport value="false"/>       <isModifier value="false"/>       <isSummary value="false"/>     </element>     <element id="EvidenceVariable.effectivePeriod">      <path value="EvidenceVariable.effectivePeriod"/>       <short value="When the resource is expected to be used"/>       <definition value="The period during which the resource content was or is planned to be in active
       use."/> 
      <comment value="The effective period for an EvidenceVariable determines when the content is applicable
       for usage and is independent of publication and review dates. For example, a variable
       intended to be used for the year 2016 might be published in 2015.
See guidance around (not) making local changes to elements [here](canonicalresource.html#loca
      lization)."/> 
      <min value="0"/>       <max value="1"/>       <type>         <code value="Period"/>       </type>       <mustSupport value="false"/>       <isModifier value="false"/>       <isSummary value="false"/>     </element>     <element id="EvidenceVariable.relatesTo">      <path value="EvidenceVariable.relatesTo"/>       <short value="Relationships to other Resources"/>       <definition value="Relationships that this EvidenceVariable has with other FHIR or non-FHIR resources
       that already exist."/> 
      <min value="0"/>       <max value="*"/>       <type>         <code value="BackboneElement"/>       </type>       <mustSupport value="false"/>       <isModifier value="false"/>       <isSummary value="false"/>     </element>     <element id="EvidenceVariable.relatesTo.type">      <path value="EvidenceVariable.relatesTo.type"/>       <short value="documentation | justification | citation | predecessor | successor | derived-from
       | depends-on | composed-of | part-of | amends | amended-with | appends | appended-with
       | cites | cited-by | comments-on | comment-in | contains | contained-in | corrects
       | correction-in | replaces | replaced-with | retracts | retracted-by | signs |
       similar-to | supports | supported-with | transforms | transformed-into | transformed-with
       | documents | specification-of | created-with | cite-as | reprint | reprint-of
       | summarizes"/> 
      <definition value="The type of relationship to the related artifact."/>       <min value="1"/>       <max value="1"/>       <type>         <code value="CodeableConcept"/>       </type>       <mustSupport value="false"/>       <isModifier value="false"/>       <isSummary value="false"/>       <binding>         <extension url="http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName">          <valueString value="ArtifactRelationshipType"/>         </extension>         <strength value="extensible"/>         <description value="The type of relationship to the related artifact."/>         <valueSet value="http://terminology.hl7.org/ValueSet/artifact-relationship-type"/>       </binding>     </element>     <element id="EvidenceVariable.relatesTo.target[x]">      <path value="EvidenceVariable.relatesTo.target[x]"/>       <short value="The artifact that is related to this EvidenceVariable"/>       <definition value="The artifact that is related to this EvidenceVariable Resource."/>       <min value="1"/>       <max value="1"/>       <type>         <code value="uri"/>       </type>       <type>         <code value="Attachment"/>       </type>       <type>         <code value="canonical"/>         <targetProfile value="http://hl7.org/fhir/StructureDefinition/Resource"/>       </type>       <type>         <code value="Reference"/>         <targetProfile value="http://hl7.org/fhir/StructureDefinition/Resource"/>       </type>       <type>         <code value="markdown"/>       </type>       <mustSupport value="false"/>       <isModifier value="false"/>       <isSummary value="false"/>     </element>     <element id="EvidenceVariable.actual">      <path value="EvidenceVariable.actual"/>       <short value="Actual or conceptual"/>       <definition value="True if the actual variable measured, false if a conceptual representation of the
       intended variable."/> 
      <min value="0"/>       <max value="1"/>       <type>         <code value="boolean"/>       </type>       <meaningWhenMissing value="Value is unknown."/>       <mustSupport value="false"/>       <isModifier value="false"/>       <isSummary value="false"/>     </element>     <element id="EvidenceVariable.definition">      <path value="EvidenceVariable.definition"/>       <short value="The meaning of the evidence variable"/>       <definition value="The meaning of the evidence variable."/>       <min value="0"/>       <max value="1"/>       <type>         <code value="CodeableReference"/>         <targetProfile value="http://hl7.org/fhir/StructureDefinition/Group"/>       </type>       <mustSupport value="false"/>       <isModifier value="false"/>       <isSummary value="true"/>       <binding>         <extension url="http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName">          <valueString value="EvidenceVariableDefinition"/>         </extension>         <strength value="example"/>         <valueSet value="http://hl7.org/fhir/ValueSet/evidence-variable-definition"/>       </binding>     </element>     <element id="EvidenceVariable.definitionModifier">      <path value="EvidenceVariable.definitionModifier"/>       <short value="Further specification of the definition"/>       <definition value="Further specification of the definition."/>       <min value="0"/>       <max value="*"/>       <type>         <code value="BackboneElement"/>       </type>       <mustSupport value="false"/>       <isModifier value="false"/>       <isSummary value="false"/>     </element>     <element id="EvidenceVariable.definitionModifier.code">      <path value="EvidenceVariable.definitionModifier.code"/>       <short value="Attribute of the definition"/>       <definition value="Attribute of the definition."/>       <min value="1"/>       <max value="1"/>       <type>         <code value="CodeableConcept"/>       </type>       <mustSupport value="false"/>       <isModifier value="false"/>       <isSummary value="false"/>       <binding>         <extension url="http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName">          <valueString value="EvidenceVariableDefinitionModifierCode"/>         </extension>         <strength value="example"/>         <valueSet value="http://hl7.org/fhir/ValueSet/evidence-variable-definition-modifier-code"/>       </binding>     </element>     <element id="EvidenceVariable.definitionModifier.value[x]">      <path value="EvidenceVariable.definitionModifier.value[x]"/>       <short value="Specification of the definition attribute"/>       <definition value="Specification of the definition attribute."/>       <min value="1"/>       <max value="1"/>       <type>         <code value="CodeableConcept"/>       </type>       <type>         <code value="boolean"/>       </type>       <type>         <code value="Quantity"/>       </type>       <type>         <code value="Range"/>       </type>       <type>         <code value="Period"/>       </type>       <type>         <code value="RelativeTime"/>       </type>       <type>         <code value="Reference"/>         <targetProfile value="http://hl7.org/fhir/StructureDefinition/Resource"/>       </type>       <type>         <code value="Expression"/>       </type>       <type>         <code value="uri"/>       </type>       <mustSupport value="false"/>       <isModifier value="false"/>       <isSummary value="false"/>     </element>     <element id="EvidenceVariable.handling">      <path value="EvidenceVariable.handling"/>       <short value="boolean | continuous | dichotomous | ordinal | polychotomous | time-to-event |
       not-specified"/> 
      <definition value="The method of handling in statistical analysis."/>       <comment value="See the Evidence Based Medicine on FHIR Implementation Guide (https://hl7.org/fhir/uv/ebm)
       for Extensible and Preferred value sets for evidence-related terminologies."/> 
      <min value="0"/>       <max value="1"/>       <type>         <code value="CodeableConcept"/>       </type>       <mustSupport value="false"/>       <isModifier value="false"/>       <isSummary value="false"/>       <binding>         <extension url="http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName">          <valueString value="EvidenceVariableHandlingExample"/>         </extension>         <strength value="example"/>         <valueSet value="http://hl7.org/fhir/ValueSet/variable-handling-example"/>       </binding>     </element>     <element id="EvidenceVariable.category">      <path value="EvidenceVariable.category"/>       <short value="A grouping for dichotomous, ordinal, or polychotomouos variables"/>       <definition value="A grouping for dichotomous, ordinal, or polychotomouos variables."/>       <min value="0"/>       <max value="*"/>       <type>         <code value="BackboneElement"/>       </type>       <mustSupport value="false"/>       <isModifier value="false"/>       <isSummary value="false"/>     </element>     <element id="EvidenceVariable.category.name">      <path value="EvidenceVariable.category.name"/>       <short value="Description of the grouping"/>       <definition value="Description of the grouping."/>       <min value="0"/>       <max value="1"/>       <type>         <code value="string"/>       </type>       <mustSupport value="false"/>       <isModifier value="false"/>       <isSummary value="false"/>     </element>     <element id="EvidenceVariable.category.value[x]">      <path value="EvidenceVariable.category.value[x]"/>       <short value="Definition of the grouping"/>       <definition value="Definition of the grouping."/>       <min value="0"/>       <max value="1"/>       <type>         <code value="CodeableConcept"/>       </type>       <type>         <code value="Quantity"/>       </type>       <type>         <code value="Range"/>       </type>       <type>         <code value="Reference"/>         <targetProfile value="http://hl7.org/fhir/StructureDefinition/Group"/>       </type>       <mustSupport value="false"/>       <isModifier value="false"/>       <isSummary value="false"/>     </element>     <element id="EvidenceVariable.conditional">      <path value="EvidenceVariable.conditional"/>       <short value="Condition determining whether the data will be collected"/>       <definition value="The context, situation, or parameters that determine whether the data is obtained
       to determine the value of the variable."/> 
      <min value="0"/>       <max value="1"/>       <type>         <code value="Expression"/>       </type>       <mustSupport value="false"/>       <isModifier value="false"/>       <isSummary value="false"/>     </element>     <element id="EvidenceVariable.classifier">      <path value="EvidenceVariable.classifier"/>       <short value="Classification"/>       <definition value="Classification of the variable."/>       <min value="0"/>       <max value="*"/>       <type>         <code value="CodeableConcept"/>       </type>       <mustSupport value="false"/>       <isModifier value="false"/>       <isSummary value="false"/>       <binding>         <extension url="http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName">          <valueString value="EvidenceVariableClassifier"/>         </extension>         <strength value="example"/>         <valueSet value="http://hl7.org/fhir/ValueSet/evidence-variable-classifier"/>       </binding>     </element>     <element id="EvidenceVariable.dataStorage">      <path value="EvidenceVariable.dataStorage"/>       <short value="How the data element (value of the variable) is found"/>       <definition value="How the data element is organized and where the data element (expressing the value
       of the variable) is found in the dataset."/> 
      <min value="0"/>       <max value="*"/>       <type>         <code value="BackboneElement"/>       </type>       <mustSupport value="false"/>       <isModifier value="false"/>       <isSummary value="false"/>     </element>     <element id="EvidenceVariable.dataStorage.datatype">      <path value="EvidenceVariable.dataStorage.datatype"/>       <short value="Type of data used to express value of the variable"/>       <definition value="The type of data used to express values of the variable."/>       <min value="0"/>       <max value="1"/>       <type>         <code value="CodeableConcept"/>       </type>       <mustSupport value="false"/>       <isModifier value="false"/>       <isSummary value="false"/>       <binding>         <extension url="http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName">          <valueString value="FHIRTypes"/>         </extension>         <extension url="http://hl7.org/fhir/StructureDefinition/elementdefinition-isCommonBinding">          <valueBoolean value="true"/>         </extension>         <strength value="preferred"/>         <description value="Either a resource or a data type, including logical model types."/>         <valueSet value="http://hl7.org/fhir/ValueSet/fhir-types"/>       </binding>     </element>     <element id="EvidenceVariable.dataStorage.path">      <path value="EvidenceVariable.dataStorage.path"/>       <short value="Where to find the data element in the dataset"/>       <definition value="The mapping (order of elements) to reach the element containing the  data element
       in the dataset."/> 
      <min value="0"/>       <max value="1"/>       <type>         <code value="string"/>       </type>       <mustSupport value="false"/>       <isModifier value="false"/>       <isSummary value="false"/>     </element>     <element id="EvidenceVariable.dataStorage.delimiter">      <path value="EvidenceVariable.dataStorage.delimiter"/>       <short value="Character(s) separating values in a string-based list"/>       <definition value="A character or series of characters that is used within a string to signal the
       separation of discrete values."/> 
      <comment value="The delimiter element SHOULD only be used when the datatype element is a string-
       or text-based datatype. The delimiter element is used when the data is stored in
       a string which contains a list or array of values."/> 
      <min value="0"/>       <max value="1"/>       <type>         <code value="string"/>       </type>       <mustSupport value="false"/>       <isModifier value="false"/>       <isSummary value="false"/>     </element>     <element id="EvidenceVariable.dataStorage.component">      <path value="EvidenceVariable.dataStorage.component"/>       <definition value="A part of the value for a variable that is stored in 2 or more parts."/>       <min value="0"/>       <max value="*"/>       <contentReference value="#EvidenceVariable.dataStorage"/>       <mustSupport value="false"/>       <isModifier value="false"/>       <isSummary value="false"/>     </element>     <element id="EvidenceVariable.timing">      <path value="EvidenceVariable.timing"/>       <short value="When the variable is observed"/>       <definition value="When the variable is observed in relation to a reference point in time defined
       by context or event."/> 
      <min value="0"/>       <max value="1"/>       <type>         <code value="RelativeTime"/>       </type>       <mustSupport value="false"/>       <isModifier value="false"/>       <isSummary value="false"/>     </element>     <element id="EvidenceVariable.period">      <path value="EvidenceVariable.period"/>       <short value="Calendar-based timing when the variable is observed"/>       <definition value="When the variable is observed in relation to calendar dates and times."/>       <min value="0"/>       <max value="1"/>       <type>         <code value="Period"/>       </type>       <mustSupport value="false"/>       <isModifier value="false"/>       <isSummary value="false"/>     </element>     <element id="EvidenceVariable.constraint">      <path value="EvidenceVariable.constraint"/>       <short value="Limit on acceptability of data value"/>       <definition value="Limit on acceptability of data used to express values of the variable."/>       <min value="0"/>       <max value="*"/>       <type>         <code value="BackboneElement"/>       </type>       <mustSupport value="false"/>       <isModifier value="false"/>       <isSummary value="false"/>     </element>     <element id="EvidenceVariable.constraint.conditional">      <path value="EvidenceVariable.constraint.conditional"/>       <short value="Condition determining whether this constraint applies"/>       <definition value="The context, situation, or parameters that determine whether this constraint applies."/>       <min value="0"/>       <max value="1"/>       <type>         <code value="CodeableConcept"/>       </type>       <mustSupport value="false"/>       <isModifier value="false"/>       <isSummary value="false"/>       <binding>         <extension url="http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName">          <valueString value="AdministrativeGender"/>         </extension>         <extension url="http://hl7.org/fhir/StructureDefinition/elementdefinition-isCommonBinding">          <valueBoolean value="true"/>         </extension>         <strength value="example"/>         <valueSet value="http://hl7.org/fhir/ValueSet/administrative-gender"/>       </binding>     </element>     <element id="EvidenceVariable.constraint.minimumQuantity">      <path value="EvidenceVariable.constraint.minimumQuantity"/>       <short value="The lowest permissible value of the variable"/>       <definition value="The lowest permissible value of the variable, used with variables that have a number-based
       datatype (with or without units)."/> 
      <min value="0"/>       <max value="1"/>       <type>         <code value="Quantity"/>       </type>       <mustSupport value="false"/>       <isModifier value="false"/>       <isSummary value="false"/>     </element>     <element id="EvidenceVariable.constraint.maximumQuantity">      <path value="EvidenceVariable.constraint.maximumQuantity"/>       <short value="The highest permissible value of the variable"/>       <definition value="The highest permissible value of the variable, used with variables that have a
       number-based datatype (with or without units)."/> 
      <min value="0"/>       <max value="1"/>       <type>         <code value="Quantity"/>       </type>       <mustSupport value="false"/>       <isModifier value="false"/>       <isSummary value="false"/>     </element>     <element id="EvidenceVariable.constraint.earliestDateTime">      <path value="EvidenceVariable.constraint.earliestDateTime"/>       <short value="The earliest permissible value of the variable"/>       <definition value="The earliest permissible value of the variable, used with variables that have a
       date-based or dateTime-based datatype."/> 
      <min value="0"/>       <max value="1"/>       <type>         <code value="dateTime"/>       </type>       <mustSupport value="false"/>       <isModifier value="false"/>       <isSummary value="false"/>     </element>     <element id="EvidenceVariable.constraint.latestDateTime">      <path value="EvidenceVariable.constraint.latestDateTime"/>       <short value="The latest permissible value of the variable"/>       <definition value="The latest permissible value of the variable, used with variables that have a date-based
       or dateTime-based datatype."/> 
      <min value="0"/>       <max value="1"/>       <type>         <code value="dateTime"/>       </type>       <mustSupport value="false"/>       <isModifier value="false"/>       <isSummary value="false"/>     </element>     <element id="EvidenceVariable.constraint.minimumStringLength">      <path value="EvidenceVariable.constraint.minimumStringLength"/>       <short value="The lowest number of characters allowed for a value of the variable"/>       <definition value="The lowest number of characters allowed for a value of the variable, used with
       variables that have a string-based datatype."/> 
      <min value="0"/>       <max value="1"/>       <type>         <code value="unsignedInt"/>       </type>       <mustSupport value="false"/>       <isModifier value="false"/>       <isSummary value="false"/>     </element>     <element id="EvidenceVariable.constraint.maximumStringLength">      <path value="EvidenceVariable.constraint.maximumStringLength"/>       <short value="The highest number of characters allowed for a value of the variable"/>       <definition value="The highest number of characters allowed for a value of the variable, used with
       variables that have a string-based datatype."/> 
      <min value="0"/>       <max value="1"/>       <type>         <code value="positiveInt"/>       </type>       <mustSupport value="false"/>       <isModifier value="false"/>       <isSummary value="false"/>     </element>     <element id="EvidenceVariable.constraint.code">      <path value="EvidenceVariable.constraint.code"/>       <short value="Rule for acceptable data values"/>       <definition value="A rule, such as a format or other expectation, for the data values."/>       <min value="0"/>       <max value="1"/>       <type>         <code value="CodeableConcept"/>       </type>       <mustSupport value="false"/>       <isModifier value="false"/>       <isSummary value="false"/>       <binding>         <extension url="http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName">          <valueString value="EvidenceVariableConstraint"/>         </extension>         <strength value="example"/>         <valueSet value="http://hl7.org/fhir/ValueSet/evidence-variable-constraint"/>       </binding>     </element>     <element id="EvidenceVariable.constraint.expression">      <path value="EvidenceVariable.constraint.expression"/>       <short value="Rule for acceptable data values, as an Expression"/>       <definition value="A rule, such as a format or other expectation, for the data values, expressed as
       an Expression."/> 
      <min value="0"/>       <max value="1"/>       <type>         <code value="Expression"/>       </type>       <mustSupport value="false"/>       <isModifier value="false"/>       <isSummary value="false"/>     </element>     <element id="EvidenceVariable.constraint.expectedValueSet">      <path value="EvidenceVariable.constraint.expectedValueSet"/>       <short value="List of anticipated values used to express value of the variable"/>       <definition value="List of anticipated values used to express value of the variable, used with variables
       that have a codeable concept-based datatype."/> 
      <min value="0"/>       <max value="1"/>       <type>         <code value="Reference"/>         <targetProfile value="http://hl7.org/fhir/StructureDefinition/ValueSet"/>       </type>       <mustSupport value="false"/>       <isModifier value="false"/>       <isSummary value="false"/>     </element>     <element id="EvidenceVariable.constraint.expectedUnitsValueSet">      <path value="EvidenceVariable.constraint.expectedUnitsValueSet"/>       <short value="List of anticipated values used to express units for the value of the variable"/>       <definition value="List of anticipated values used to express units for the value of the variable,
       used with variables that have a Quantity-based datatype."/> 
      <min value="0"/>       <max value="1"/>       <type>         <code value="Reference"/>         <targetProfile value="http://hl7.org/fhir/StructureDefinition/ValueSet"/>       </type>       <mustSupport value="false"/>       <isModifier value="false"/>       <isSummary value="false"/>     </element>     <element id="EvidenceVariable.constraint.anyValueAllowed">      <path value="EvidenceVariable.constraint.anyValueAllowed"/>       <short value="Permissibility of unanticipated value used to express value of the variable"/>       <definition value="Whether the value expressed for a variable is allowed to not be restricted to the
       expected value set."/> 
      <min value="0"/>       <max value="1"/>       <type>         <code value="boolean"/>       </type>       <meaningWhenMissing value="Presumed false."/>       <mustSupport value="false"/>       <isModifier value="false"/>       <isSummary value="false"/>     </element>     <element id="EvidenceVariable.missingDataMeaning">      <path value="EvidenceVariable.missingDataMeaning"/>       <short value="How missing data can be interpreted"/>       <definition value="A method or transformation applied for missing data."/>       <min value="0"/>       <max value="*"/>       <type>         <code value="CodeableConcept"/>       </type>       <mustSupport value="false"/>       <isModifier value="false"/>       <isSummary value="false"/>       <binding>         <extension url="http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName">          <valueString value="ObservationValueAbsentReason"/>         </extension>         <extension url="http://hl7.org/fhir/StructureDefinition/elementdefinition-isCommonBinding">          <valueBoolean value="true"/>         </extension>         <strength value="example"/>         <valueSet value="http://hl7.org/fhir/ValueSet/data-absent-reason"/>       </binding>     </element>     <element id="EvidenceVariable.unacceptableDataHandling">      <path value="EvidenceVariable.unacceptableDataHandling"/>       <short value="How erroneous data is processed"/>       <definition value="A method or transformation applied for data that does not match required patterns."/>       <min value="0"/>       <max value="*"/>       <type>         <code value="CodeableConcept"/>       </type>       <mustSupport value="false"/>       <isModifier value="false"/>       <isSummary value="false"/>       <binding>         <extension url="http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName">          <valueString value="EvidenceVariableUnacceptableDataHandling"/>         </extension>         <strength value="example"/>         <valueSet value="http://hl7.org/fhir/ValueSet/evidence-variable-unacceptable-data-handling"/>       </binding>     </element>   </differential> 


</

StructureDefinition

>