OpenEHR Base package
0.1.0 - First Draft International flag

OpenEHR Base package, published by openEHR + HL7. This guide is not an authorized publication; it is the continuous build for version 0.1.0 built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/FHIR/openehr-base-ig/ and changes regularly. See the Directory of published versions

Logical Model: ELEMENT - XML Profile

Page standards status: Informative Maturity Level: 3

XML representation of the ELEMENT logical model.

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<StructureDefinition xmlns="http://hl7.org/fhir">
  <id value="ELEMENT"/>
  <text>
    <status value="extensions"/>
    <div xmlns="http://www.w3.org/1999/xhtml"><p class="res-header-id"><b>Generated Narrative: StructureDefinition ELEMENT</b></p><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 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" class="hierarchy"><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 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" class="hierarchy"><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 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" class="hierarchy"><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 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" class="hierarchy"><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 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" class="hierarchy"><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 src="data:image/png;base64,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" alt="doco" style="background-color: inherit"/></a></span></th></tr><tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color: white"><td 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(tbl_bck1.png)" class="hierarchy"><img src="tbl_spacer.png" alt="." style="background-color: inherit" class="hierarchy"/><img src="icon_element.gif" alt="." style="background-color: white; background-color: inherit" title="Element" class="hierarchy"/> <a href="StructureDefinition-ELEMENT-definitions.html#ELEMENT" title="The leaf variant of ITEM, to which a DATA_VALUE instance is attached.">ELEMENT</a><a name="ELEMENT"> </a></td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy"/><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy">0..*</td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy"><a href="StructureDefinition-ITEM.html">ITEM</a></td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy"><br/>Elements defined in Ancestors:<a href="StructureDefinition-PATHABLE.html" title="This is the term provided via a clinical application or batch process to name this EHR construct: its retention in the EHR faithfully preserves the original label by which this entry was known to end users.">name</a>, <a href="StructureDefinition-PATHABLE.html" title="Design-time archetype identifier of this node taken from its generating archetype; used to build archetype paths. Always in the form of an at-code, e.g. at0005. This value enables a 'standardised' name for this node to be generated, by referring to the generating archetype local terminology.">archetype_node_id</a>, <a href="StructureDefinition-PATHABLE.html" title="Optional globally unique object identifier for root points of archetyped structures.">uid</a>, <a href="StructureDefinition-PATHABLE.html" title="Links to other archetyped structures (data whose root object inherits from ARCHETYPED, such as ENTRY, SECTION and so on). Links may be to structures in other compositions.">links</a>, <a href="StructureDefinition-PATHABLE.html" title="Details of archetyping used on this node.">archetype_details</a>, <a href="StructureDefinition-PATHABLE.html" title="Audit trail from non-openEHR system of original commit of information forming the content of this node, or from a conversion gateway which has synthesised this node.">feeder_audit</a>, <a href="StructureDefinition-LOCATABLE.html" title="This is the term provided via a clinical application or batch process to name this EHR construct: its retention in the EHR faithfully preserves the original label by which this entry was known to end users.">name</a>, <a href="StructureDefinition-LOCATABLE.html" title="Design-time archetype identifier of this node taken from its generating archetype; used to build archetype paths. Always in the form of an at-code, e.g. at0005. This value enables a 'standardised' name for this node to be generated, by referring to the generating archetype local terminology.">archetype_node_id</a>, <a href="StructureDefinition-LOCATABLE.html" title="Optional globally unique object identifier for root points of archetyped structures.">uid</a>, <a href="StructureDefinition-LOCATABLE.html" title="Links to other archetyped structures (data whose root object inherits from ARCHETYPED, such as ENTRY, SECTION and so on). Links may be to structures in other compositions.">links</a>, <a href="StructureDefinition-LOCATABLE.html" title="Details of archetyping used on this node.">archetype_details</a>, <a href="StructureDefinition-LOCATABLE.html" title="Audit trail from non-openEHR system of original commit of information forming the content of this node, or from a conversion gateway which has synthesised this node.">feeder_audit</a><br/>The leaf variant of ITEM, to which a DATA_VALUE instance is attached<br/></td></tr>
<tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color: #F7F7F7"><td 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(tbl_bck10.png)" class="hierarchy"><img src="tbl_spacer.png" alt="." style="background-color: inherit" class="hierarchy"/><img src="tbl_vjoin.png" alt="." style="background-color: inherit" class="hierarchy"/><img src="icon_resource.png" alt="." style="background-color: #F7F7F7; background-color: inherit" title="Resource" class="hierarchy"/> <a href="StructureDefinition-ELEMENT-definitions.html#ELEMENT.null-flavour" title="Flavour of null value, e.g. 253|unknown|, 271|no information|, 272|masked|, and 273|not applicable|.">null_flavour</a><a name="ELEMENT.null_flavour"> </a></td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy"/><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy">0..1</td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy"><a href="StructureDefinition-DV-CODED-TEXT.html">DV_CODED_TEXT</a></td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy">Flavour of null value, e.g. 253|unknown|, 271|no information|, 272|masked|, and 273|not applicable|<br class="binding"/><span style="font-weight:bold" title="null" class="binding">Binding: </span><a href="ValueSet-null-flavours.html" title="https://specifications.openehr.org/fhir/valueset-null_flavours" class="binding">Null Flavours</a><span title="null" class="binding"> (</span><a href="http://hl7.org/fhir/R5/terminologies.html#required" title="To be conformant, the concept in this element SHALL be from the specified value set." class="binding">required</a><span title="null" class="binding">)</span></td></tr>
<tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color: white"><td 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(tbl_bck10.png)" class="hierarchy"><img src="tbl_spacer.png" alt="." style="background-color: inherit" class="hierarchy"/><img src="tbl_vjoin.png" alt="." style="background-color: inherit" class="hierarchy"/><img src="icon_resource.png" alt="." style="background-color: white; background-color: inherit" title="Resource" class="hierarchy"/> <a href="StructureDefinition-ELEMENT-definitions.html#ELEMENT.value" title="Property representing leaf value object of ELEMENT. In real data, any concrete subtype of DATA_VALUE can be used.">value</a><a name="ELEMENT.value"> </a></td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy"/><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy">0..1</td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy"><a href="StructureDefinition-DATA-VALUE.html">DATA_VALUE</a></td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy">Property representing leaf value object of ELEMENT (any concrete subtype of DATA_VALUE)</td></tr>
<tr style="border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color: #F7F7F7"><td 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(tbl_bck00.png)" class="hierarchy"><img src="tbl_spacer.png" alt="." style="background-color: inherit" class="hierarchy"/><img src="tbl_vjoin_end.png" alt="." style="background-color: inherit" class="hierarchy"/><img src="icon_resource.png" alt="." style="background-color: #F7F7F7; background-color: inherit" title="Resource" class="hierarchy"/> <a href="StructureDefinition-ELEMENT-definitions.html#ELEMENT.null-reason" title="Optional specific reason for null value; if set, null_flavour must be set. Null reason may apply only to a minority of clinical data, commonly needed in reporting contexts.">null_reason</a><a name="ELEMENT.null_reason"> </a></td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy"/><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy">0..1</td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy"><a href="StructureDefinition-DV-TEXT.html">DV_TEXT</a></td><td style="vertical-align: top; text-align : var(--ig-left,left); background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy">Optional specific reason for null value; if set, null_flavour must be set</td></tr>
<tr><td colspan="5" class="hierarchy"><br/><a href="https://build.fhir.org/ig/FHIR/ig-guidance/readingIgs.html#table-views" title="Legend for this format"><img src="data:image/png;base64,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" alt="doco" style="background-color: inherit"/> Documentation for this format</a></td></tr></table></div>
  </text>
  <extension url="http://hl7.org/fhir/tools/StructureDefinition/web-source">
    <valueUrl
              value="https://specifications.openehr.org/releases/RM/Release-1.1.0/data_structures.html#_element_class"/>
  </extension>
  <extension
             url="http://hl7.org/fhir/StructureDefinition/structuredefinition-wg">
    <valueCode value="fhir"/>
  </extension>
  <extension url="http://hl7.org/fhir/tools/StructureDefinition/view-hint">
    <valueCode value="element-view-replace-cardinality"/>
  </extension>
  <extension
             url="http://hl7.org/fhir/StructureDefinition/structuredefinition-fmm">
    <valueInteger value="3">
      <extension
                 url="http://hl7.org/fhir/StructureDefinition/structuredefinition-conformance-derivedFrom">
        <valueCanonical
                        value="http://openehr.org/fhir/ImplementationGuide/openehr.base"/>
      </extension>
    </valueInteger>
  </extension>
  <extension
             url="http://hl7.org/fhir/StructureDefinition/structuredefinition-standards-status">
    <valueCode value="informative">
      <extension
                 url="http://hl7.org/fhir/StructureDefinition/structuredefinition-conformance-derivedFrom">
        <valueCanonical
                        value="http://openehr.org/fhir/ImplementationGuide/openehr.base"/>
      </extension>
    </valueCode>
  </extension>
  <url value="http://openehr.org/fhir/StructureDefinition/ELEMENT"/>
  <version value="0.1.0"/>
  <name value="ELEMENT"/>
  <title value="ELEMENT"/>
  <status value="active"/>
  <experimental value="false"/>
  <date value="2023-06-27T18:45:58+10:00"/>
  <publisher value="openEHR + HL7"/>
  <contact>
    <telecom>
      <system value="url"/>
      <value value="http://www.openehr.org"/>
    </telecom>
  </contact>
  <description
               value="The leaf variant of ITEM, to which a DATA_VALUE instance is attached."/>
  <jurisdiction>
    <coding>
      <system value="http://unstats.un.org/unsd/methods/m49/m49.htm"/>
      <code value="001"/>
    </coding>
  </jurisdiction>
  <fhirVersion value="5.0.0"/>
  <mapping>
    <identity value="rim"/>
    <uri value="http://hl7.org/v3"/>
    <name value="RIM Mapping"/>
  </mapping>
  <kind value="logical"/>
  <abstract value="false"/>
  <type value="http://openehr.org/fhir/StructureDefinition/ELEMENT"/>
  <baseDefinition value="http://openehr.org/fhir/StructureDefinition/ITEM"/>
  <derivation value="specialization"/>
  <snapshot>
    <extension
               url="http://hl7.org/fhir/tools/StructureDefinition/snapshot-base-version">
      <valueString value="0.1.0"/>
    </extension>
    <element id="ELEMENT">
      <path value="ELEMENT"/>
      <short
             value="The leaf variant of ITEM, to which a DATA_VALUE instance is attached"/>
      <definition
                  value="The leaf variant of ITEM, to which a DATA_VALUE instance is attached."/>
      <min value="0"/>
      <max value="*"/>
      <base>
        <path value="Base"/>
        <min value="0"/>
        <max value="*"/>
      </base>
      <isModifier value="false"/>
      <mapping>
        <identity value="rim"/>
        <map value="n/a"/>
      </mapping>
    </element>
    <element id="ELEMENT.name">
      <path value="ELEMENT.name"/>
      <short
             value="Runtime name of this fragment, used to build runtime paths"/>
      <definition
                  value="This is the term provided via a clinical application or batch process to name this EHR construct: its retention in the EHR faithfully preserves the original label by which this entry was known to end users."/>
      <min value="1"/>
      <max value="1"/>
      <base>
        <path value="PATHABLE.name"/>
        <min value="1"/>
        <max value="1"/>
      </base>
      <type>
        <code value="http://openehr.org/fhir/StructureDefinition/DV-TEXT"/>
      </type>
      <isModifier value="false"/>
    </element>
    <element id="ELEMENT.archetype-node-id">
      <path value="ELEMENT.archetype_node_id"/>
      <short
             value="Design-time archetype identifier of this node taken from its generating archetype"/>
      <definition
                  value="Design-time archetype identifier of this node taken from its generating archetype; used to build archetype paths. Always in the form of an at-code, e.g. at0005. This value enables a 'standardised' name for this node to be generated, by referring to the generating archetype local terminology."/>
      <comment
               value="At an archetype root point, the value of this attribute is always the stringified form of the archetype_id found in the archetype_details object."/>
      <min value="1"/>
      <max value="1"/>
      <base>
        <path value="PATHABLE.archetype_node_id"/>
        <min value="1"/>
        <max value="1"/>
      </base>
      <type>
        <code value="string"/>
      </type>
      <isModifier value="false"/>
    </element>
    <element id="ELEMENT.uid">
      <path value="ELEMENT.uid"/>
      <short
             value="Optional globally unique object identifier for root points of archetyped structures"/>
      <definition
                  value="Optional globally unique object identifier for root points of archetyped structures."/>
      <min value="0"/>
      <max value="1"/>
      <base>
        <path value="PATHABLE.uid"/>
        <min value="0"/>
        <max value="1"/>
      </base>
      <type>
        <code
              value="http://openehr.org/fhir/StructureDefinition/UID-BASED-ID"/>
      </type>
      <isModifier value="false"/>
    </element>
    <element id="ELEMENT.links">
      <path value="ELEMENT.links"/>
      <short value="Links to other archetyped structures"/>
      <definition
                  value="Links to other archetyped structures (data whose root object inherits from ARCHETYPED, such as ENTRY, SECTION and so on). Links may be to structures in other compositions."/>
      <min value="0"/>
      <max value="*"/>
      <base>
        <path value="PATHABLE.links"/>
        <min value="0"/>
        <max value="*"/>
      </base>
      <type>
        <code value="http://openehr.org/fhir/StructureDefinition/LINK"/>
      </type>
      <isModifier value="false"/>
    </element>
    <element id="ELEMENT.archetype-details">
      <path value="ELEMENT.archetype_details"/>
      <short value="Details of archetyping used on this node"/>
      <definition value="Details of archetyping used on this node."/>
      <min value="0"/>
      <max value="1"/>
      <base>
        <path value="PATHABLE.archetype_details"/>
        <min value="0"/>
        <max value="1"/>
      </base>
      <type>
        <code value="http://openehr.org/fhir/StructureDefinition/ARCHETYPED"/>
      </type>
      <isModifier value="false"/>
    </element>
    <element id="ELEMENT.feeder-audit">
      <path value="ELEMENT.feeder_audit"/>
      <short
             value="Audit trail from non-openEHR system of original commit of information forming the content of this node"/>
      <definition
                  value="Audit trail from non-openEHR system of original commit of information forming the content of this node, or from a conversion gateway which has synthesised this node."/>
      <min value="0"/>
      <max value="1"/>
      <base>
        <path value="PATHABLE.feeder_audit"/>
        <min value="0"/>
        <max value="1"/>
      </base>
      <type>
        <code
              value="http://openehr.org/fhir/StructureDefinition/FEEDER-AUDIT"/>
      </type>
      <isModifier value="false"/>
    </element>
    <element id="ELEMENT.null-flavour">
      <path value="ELEMENT.null_flavour"/>
      <short
             value="Flavour of null value, e.g. 253|unknown|, 271|no information|, 272|masked|, and 273|not applicable|"/>
      <definition
                  value="Flavour of null value, e.g. 253|unknown|, 271|no information|, 272|masked|, and 273|not applicable|."/>
      <min value="0"/>
      <max value="1"/>
      <base>
        <path value="ELEMENT.null_flavour"/>
        <min value="0"/>
        <max value="1"/>
      </base>
      <type>
        <code
              value="http://openehr.org/fhir/StructureDefinition/DV-CODED-TEXT"/>
      </type>
      <isModifier value="false"/>
      <binding>
        <strength value="required"/>
        <valueSet
                  value="https://specifications.openehr.org/fhir/valueset-null_flavours"/>
      </binding>
    </element>
    <element id="ELEMENT.value">
      <path value="ELEMENT.value"/>
      <short
             value="Property representing leaf value object of ELEMENT (any concrete subtype of DATA_VALUE)"/>
      <definition
                  value="Property representing leaf value object of ELEMENT. In real data, any concrete subtype of DATA_VALUE can be used."/>
      <min value="0"/>
      <max value="1"/>
      <base>
        <path value="ELEMENT.value"/>
        <min value="0"/>
        <max value="1"/>
      </base>
      <type>
        <code value="http://openehr.org/fhir/StructureDefinition/DATA-VALUE"/>
      </type>
      <isModifier value="false"/>
    </element>
    <element id="ELEMENT.null-reason">
      <path value="ELEMENT.null_reason"/>
      <short
             value="Optional specific reason for null value; if set, null_flavour must be set"/>
      <definition
                  value="Optional specific reason for null value; if set, null_flavour must be set. Null reason may apply only to a minority of clinical data, commonly needed in reporting contexts."/>
      <min value="0"/>
      <max value="1"/>
      <base>
        <path value="ELEMENT.null_reason"/>
        <min value="0"/>
        <max value="1"/>
      </base>
      <type>
        <code value="http://openehr.org/fhir/StructureDefinition/DV-TEXT"/>
      </type>
      <isModifier value="false"/>
    </element>
  </snapshot>
  <differential>
    <element id="ELEMENT">
      <path value="ELEMENT"/>
      <short
             value="The leaf variant of ITEM, to which a DATA_VALUE instance is attached"/>
      <definition
                  value="The leaf variant of ITEM, to which a DATA_VALUE instance is attached."/>
      <min value="0"/>
      <max value="*"/>
      <isModifier value="false"/>
    </element>
    <element id="ELEMENT.null-flavour">
      <path value="ELEMENT.null_flavour"/>
      <short
             value="Flavour of null value, e.g. 253|unknown|, 271|no information|, 272|masked|, and 273|not applicable|"/>
      <definition
                  value="Flavour of null value, e.g. 253|unknown|, 271|no information|, 272|masked|, and 273|not applicable|."/>
      <min value="0"/>
      <max value="1"/>
      <type>
        <code
              value="http://openehr.org/fhir/StructureDefinition/DV-CODED-TEXT"/>
      </type>
      <isModifier value="false"/>
      <binding>
        <strength value="required"/>
        <valueSet
                  value="https://specifications.openehr.org/fhir/valueset-null_flavours"/>
      </binding>
    </element>
    <element id="ELEMENT.value">
      <path value="ELEMENT.value"/>
      <short
             value="Property representing leaf value object of ELEMENT (any concrete subtype of DATA_VALUE)"/>
      <definition
                  value="Property representing leaf value object of ELEMENT. In real data, any concrete subtype of DATA_VALUE can be used."/>
      <min value="0"/>
      <max value="1"/>
      <type>
        <code value="http://openehr.org/fhir/StructureDefinition/DATA-VALUE"/>
      </type>
      <isModifier value="false"/>
    </element>
    <element id="ELEMENT.null-reason">
      <path value="ELEMENT.null_reason"/>
      <short
             value="Optional specific reason for null value; if set, null_flavour must be set"/>
      <definition
                  value="Optional specific reason for null value; if set, null_flavour must be set. Null reason may apply only to a minority of clinical data, commonly needed in reporting contexts."/>
      <min value="0"/>
      <max value="1"/>
      <type>
        <code value="http://openehr.org/fhir/StructureDefinition/DV-TEXT"/>
      </type>
      <isModifier value="false"/>
    </element>
  </differential>
</StructureDefinition>