<StructureDefinition xmlns="http://hl7.org/fhir">
  <id value="smoking-status" />
  <extension url="http://hl7.org/fhir/StructureDefinition/structuredefinition-category">
    <valueString value="Clinical.Diagnostics" />
  </extension>
  <extension url="http://hl7.org/fhir/StructureDefinition/structuredefinition-security-category">
    <valueCode value="patient" />
  </extension>
  <url value="https://www.netzwerk-universitaetsmedizin.de/fhir/StructureDefinition/smoking-status" />
  <version value="1.0.6" />
  <name value="SmokingStatus" />
  <title value="Smoking Status" />
  <status value="active" />
  <experimental value="false" />
  <date value="2021-09-15" />
  <publisher value="Berlin Institute of Health at Charité (BIH)" />
  <contact>
    <telecom>
      <system value="url" />
      <value value="https://www.bihealth.org/en/research/core-facilities/interoperability/" />
    </telecom>
  </contact>
  <description value="Tobacco use assessment" />
  <fhirVersion value="4.0.1" />
  <mapping>
    <identity value="workflow" />
    <uri value="http://hl7.org/fhir/workflow" />
    <name value="Workflow Pattern" />
  </mapping>
  <mapping>
    <identity value="sct-concept" />
    <uri value="http://snomed.info/conceptdomain" />
    <name value="SNOMED CT Concept Domain Binding" />
  </mapping>
  <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="w5" />
    <uri value="http://hl7.org/fhir/fivews" />
    <name value="FiveWs Pattern Mapping" />
  </mapping>
  <mapping>
    <identity value="sct-attr" />
    <uri value="http://snomed.org/attributebinding" />
    <name value="SNOMED CT Attribute Binding" />
  </mapping>
  <kind value="resource" />
  <abstract value="false" />
  <type value="Observation" />
  <baseDefinition value="http://hl7.org/fhir/StructureDefinition/Observation" />
  <derivation value="constraint" />
  <differential>
    <element id="Observation.code">
      <path value="Observation.code" />
      <patternCodeableConcept>
        <coding>
          <system value="http://loinc.org" />
          <code value="72166-2" />
        </coding>
      </patternCodeableConcept>
      <mustSupport value="true" />
    </element>
    <element id="Observation.subject">
      <path value="Observation.subject" />
      <min value="1" />
      <type>
        <code value="Reference" />
        <targetProfile value="http://hl7.org/fhir/StructureDefinition/Patient" />
      </type>
      <mustSupport value="true" />
    </element>
    <element id="Observation.effective[x]">
      <path value="Observation.effective[x]" />
      <min value="1" />
      <type>
        <code value="dateTime" />
      </type>
      <mustSupport value="true" />
    </element>
    <element id="Observation.effective[x].extension">
      <path value="Observation.effective[x].extension" />
      <slicing>
        <discriminator>
          <type value="value" />
          <path value="url" />
        </discriminator>
        <ordered value="false" />
        <rules value="open" />
      </slicing>
    </element>
    <element id="Observation.effective[x].extension:dataAbsentReason">
      <path value="Observation.effective[x].extension" />
      <sliceName value="dataAbsentReason" />
      <short value="effective[x] absence reason" />
      <definition value="Provides a reason why the effectiveTime is missing." />
      <min value="0" />
      <max value="1" />
      <type>
        <code value="Extension" />
        <profile value="http://hl7.org/fhir/StructureDefinition/data-absent-reason" />
      </type>
      <mustSupport value="true" />
    </element>
    <element id="Observation.value[x]">
      <path value="Observation.value[x]" />
      <type>
        <code value="CodeableConcept" />
      </type>
      <mustSupport value="true" />
      <binding>
        <strength value="required" />
        <description value="Smoking status codes" />
        <valueSet value="https://www.netzwerk-universitaetsmedizin.de/fhir/ValueSet/smoking-status" />
      </binding>
    </element>
    <element id="Observation.component">
      <path value="Observation.component" />
      <max value="0" />
      <mustSupport value="false" />
    </element>
  </differential>
</StructureDefinition>