<StructureDefinition xmlns="http://hl7.org/fhir">
  <meta>
    <lastUpdated value="2024-04-19T13:20:07.805+00:00" />
  </meta>
  <url value="http://ehealthontario.ca/fhir/StructureDefinition/ObservationValueQuantity" />
  <name value="ObservationValueQuantity" />
  <status value="draft" />
  <fhirVersion value="3.0.2" />
  <mapping>
    <identity value="v2" />
    <uri value="http://hl7.org/v2" />
    <name value="HL7 v2 Mapping" />
  </mapping>
  <mapping>
    <identity value="rim" />
    <uri value="http://hl7.org/v3" />
    <name value="RIM Mapping" />
  </mapping>
  <mapping>
    <identity value="olis-hl7-v2" />
    <name value="OLIS HL7 V2 Mapping" />
  </mapping>
  <kind value="complex-type" />
  <abstract value="false" />
  <type value="Quantity" />
  <baseDefinition value="http://hl7.org/fhir/StructureDefinition/Quantity" />
  <derivation value="constraint" />
  <differential>
    <element id="Quantity.value">
      <path value="Quantity.value" />
      <min value="1" />
      <mustSupport value="true" />
      <mapping>
        <identity value="olis-hl7-v2" />
        <map value="Quantity.value" />
        <comment value="if OBX.2 = NM or SN" />
      </mapping>
    </element>
    <element id="Quantity.comparator">
      <path value="Quantity.comparator" />
      <mustSupport value="true" />
      <mapping>
        <identity value="olis-hl7-v2" />
        <map value="OBX.5 (if OBX.2 = SN)" />
        <comment value="may be &quot;&gt;&quot;, &quot;&gt;=&quot;, &quot;&lt;&quot;, &quot;&lt;=&quot;. If &quot;=&quot; is used, skip comparator" />
      </mapping>
    </element>
    <element id="Quantity.unit">
      <path value="Quantity.unit" />
      <mustSupport value="true" />
      <mapping>
        <identity value="olis-hl7-v2" />
        <map value="OBX.6" />
        <comment value="Only applies if OBX.2 = NM or SN" />
      </mapping>
    </element>
  </differential>
</StructureDefinition>