US Core Implementation Guide, published by HL7 International / Cross-Group Projects. This guide is not an authorized publication; it is the continuous build for version 8.0.0-ballot built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/HL7/US-Core/ and changes regularly. See the Directory of published versions

• Narrative Content
• XML
• JSON
• TTL

: Cigarette Pack-Years Example - XML Representation

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<Observation xmlns="http://hl7.org/fhir">
  <id value="pack-years-example"/>
  <meta>
    <profile
             value="http://hl7.org/fhir/us/core/StructureDefinition/us-core-smokingstatus|8.0.0-ballot"/>
  </meta>
  <text>
    <status value="generated"/>
    <div xmlns="http://www.w3.org/1999/xhtml"><p class="res-header-id"><b>Generated Narrative: Observation pack-years-example</b></p><a name="pack-years-example"> </a><a name="hcpack-years-example"> </a><a name="pack-years-example-en-US"> </a><p><b>status</b>: Final</p><p><b>category</b>: <span title="Codes:{http://terminology.hl7.org/CodeSystem/observation-category social-history}">Social History</span></p><p><b>code</b>: <span title="Codes:{http://snomed.info/sct 401201003}">Cigarette pack-years</span></p><p><b>subject</b>: <a href="Patient-example.html">Amy Shaw</a></p><p><b>effective</b>: 2016-03-18 05:27:04+0000</p><p><b>value</b>: 26 pack-years<span style="background: LightGoldenRodYellow"> (Details: UCUM  code{pack-years} = '{pack-years}')</span></p></div>
  </text>
  <status value="final"/>
  <category>
    <coding>
      <system
              value="http://terminology.hl7.org/CodeSystem/observation-category"/>
      <code value="social-history"/>
      <display value="Social History"/>
    </coding>
    <text value="Social History"/>
  </category>
  <code>
    <coding>
      <system value="http://snomed.info/sct"/>
      <code value="401201003"/>
      <display value="Cigarette pack-years (observable entity)"/>
    </coding>
    <text value="Cigarette pack-years"/>
  </code>
  <subject>🔗 
    <reference value="Patient/example"/>
    <display value="Amy Shaw"/>
  </subject>
  <effectiveDateTime value="2016-03-18T05:27:04Z"/>
  <valueQuantity>
    <value value="26"/>
    <unit value="pack-years"/>
    <system value="http://unitsofmeasure.org"/>
    <code value="{pack-years}"/>
  </valueQuantity>
</Observation>