<?xml version="1.0" encoding="UTF-8"?><Group xmlns="http://hl7.org/fhir">
  <id value="example-outcomedefinition-hba1c-at-12-months"/>
  <meta>
    <versionId value="6"/>
    <lastUpdated value="2025-03-15T21:09:28.653Z"/>
    <profile value="https://hl7.org/fhir/uv/ebm/StructureDefinition/outcome-definition"/>
  
    <security>
      <system value="http://terminology.hl7.org/CodeSystem/v3-ActReason"/>
      <code value="HTEST"/>
      <display value="test health data"/>
    </security>
  </meta>
  <extension url="http://hl7.org/fhir/StructureDefinition/artifact-author">
    <valueContactDetail>
      <name value="Brian S. Alper"/>
    </valueContactDetail>
  </extension>
  <extension url="http://hl7.org/fhir/StructureDefinition/structuredefinition-wg">
    <valueCode value="fhir"/>
  </extension>
  <url value="http://hl7.org/fhir/Group/example-outcomedefinition-hba1c-at-12-months"/>
  <name value="HbA1c at 12 months"/>
  <title value="OutcomeDefinition: HbA1c at 12 months"/>
  <status value="active"/>
  <publisher value="HL7 International / FHIR Infrastructure"/>
  <contact>
    <telecom>
      <system value="url"/>
      <value value="http://www.hl7.org/Special/committees/fiwg"/>
    </telecom>
  </contact>
  <description value="HbA1c at 12 months as the endpoint (outcome measure)"/>
  <copyright value="https://creativecommons.org/licenses/by-nc-sa/4.0/"/>
  <membership value="conceptual"/>
  <characteristic>
    <code>
      <text value="Observation"/>
    </code>
    <valueCodeableConcept>
      <coding>
        <system value="http://loinc.org"/>
        <code value="4548-4"/>
        <display value="Hemoglobin A1c/Hemoglobin.total in Blood"/>
      </coding>
    </valueCodeableConcept>
    <exclude value="false"/>
    <description value="HbA1c at 12 months"/>
    <timing>
      <contextCode>
        <coding>
          <system value="http://snomed.info/sct"/>
          <code value="709491003"/>
          <display value="Enrollment in clinical trial"/>
        </coding>
      </contextCode>
      <offsetDuration>
        <value value="12"/>
        <unit value="months"/>
        <system value="http://unitsofmeasure.org"/>
        <code value="mo"/>
      </offsetDuration>
      <text value="at 12 months"/>
    </timing>
  </characteristic>
</Group>