Evidence Based Medicine on FHIR Implementation Guide, published by HL7 International / Clinical Decision Support. This guide is not an authorized publication; it is the continuous build for version 1.0.0-ballot2 built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/HL7/ebm/ and changes regularly. See the Directory of published versions

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• XML
• JSON
• TTL

: QUARTET USA Trial Control Group - XML Representation

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<Group xmlns="http://hl7.org/fhir">
  <id value="375182"/>
  <meta>
    <versionId value="3"/>
    <lastUpdated value="2025-07-08T12:28:21.297Z"/>
    <profile
             value="http://hl7.org/fhir/uv/ebm/StructureDefinition/comparator-group"/>
  </meta>
  <text>
    <status value="empty"/>
    <div xmlns="http://www.w3.org/1999/xhtml"><p>[No data.]</p></div>
  </text>
  <extension url="http://hl7.org/fhir/uv/ebm/StructureDefinition/cite-as">
    <valueMarkdown
                   value="QUARTET USA Trial Control Group [Database Entry: FHIR Group Resource]. Contributors: Brian S. Alper, MD, MSPH [Authors/Creators]. In: Fast Evidence Interoperability Resources (FEvIR) Platform, FOI 375182. Revised 2025-07-08. Available at: https://fevir.net/resources/Group/375182. Computable resource at: https://fevir.net/resources/Group/375182#json."/>
  </extension>
  <extension url="http://hl7.org/fhir/StructureDefinition/artifact-author">
    <valueContactDetail>
      <name value="Brian S. Alper, MD, MSPH"/>
    </valueContactDetail>
  </extension>
  <url value="https://fevir.net/resources/Group/375182"/>
  <identifier>
    <type>
      <coding>
        <system value="http://terminology.hl7.org/CodeSystem/v2-0203"/>
        <code value="ACSN"/>
        <display value="Accession ID"/>
      </coding>
      <text value="FEvIR Object Identifier"/>
    </type>
    <system value="urn:ietf:rfc:3986"/>
    <value value="https://fevir.net/FOI/375182"/>
    <assigner>
      <display value="Computable Publishing LLC"/>
    </assigner>
  </identifier>
  <title value="QUARTET USA Trial Control Group"/>
  <status value="active"/>
  <publisher value="Computable Publishing LLC"/>
  <contact>
    <telecom>
      <system value="email"/>
      <value value="support@computablepublishing.com"/>
    </telecom>
  </contact>
  <description
               value="This Group Resource is referenced in an example for the EBMonFHIR Implementation Guide."/>
  <useContext>
    <code>
      <system value="https://fevir.net/resources/CodeSystem/179423"/>
      <code value="evidence-communication"/>
      <display value="Evidence Communication"/>
    </code>
    <valueCodeableConcept>
      <coding>
        <system value="https://fevir.net/resources/CodeSystem/179423"/>
        <code value="ComparatorGroup"/>
        <display value="ComparatorGroup"/>
      </coding>
    </valueCodeableConcept>
  </useContext>
  <copyright value="https://creativecommons.org/licenses/by-nc-sa/4.0/"/>
  <type value="person"/>
  <membership value="enumerated"/>
  <quantity value="30"/>
  <combinationMethod value="all-of"/>
  <characteristic>
    <code>
      <text value="Member of"/>
    </code>
    <valueReference>🔗 
      <reference value="Group/372797"/>
      <type value="Group"/>
      <display value="Enrolled Group for QUARTET USA Trial"/>
    </valueReference>
    <exclude value="false"/>
    <description value="Enrolled in QUARTET USA Trial"/>
  </characteristic>
  <characteristic>
    <code>
      <text value="Exposed to"/>
    </code>
    <valueReference>🔗 
      <reference value="ActivityDefinition/375181"/>
      <type value="ActivityDefinition"/>
      <display value="Candesartan 8 mg once daily"/>
    </valueReference>
    <exclude value="false"/>
    <description
                 value="Assigned to Control group (exposed to candesartan 8 mg once daily)"/>
  </characteristic>
</Group>