<Observation xmlns="http://hl7.org/fhir">
  <id value="UKCore-Observation-TobaccoConsumption-Example" />
  <text>
    <status value="additional" />
    <div xmlns="http://www.w3.org/1999/xhtml">An example to illustrate a tobacco consumption observation</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>
  </category>
  <code>
    <coding>
      <system value="http://snomed.info/sct" />
      <code value="266918002" />
      <display value="Tobacco smoking consumption" />
    </coding>
    <text value="Tobacco consumption" />
  </code>
  <subject>
    <reference value="Patient/UKCore-Patient-RichardSmith-Example" />
  </subject>
  <effectiveDateTime value="2026-01-16" />
  <performer>
    <reference value="Organization/UKCore-Organization-LeedsTeachingHospital-Example" />
  </performer>
  <valueCodeableConcept>
    <coding>
      <system value="http://snomed.info/sct" />
      <code value="160603005" />
      <display value="Light cigarette smoker (1-9 cigs/day)" />
    </coding>
  </valueCodeableConcept>
</Observation>