<StructureDefinition xmlns="http://hl7.org/fhir">
  <id value="NHSHC-RiskAssessment" />
  <url value="https://fhir.nhs.uk/StructureDefinition/NHSHC-RiskAssessment" />
  <version value="0.1.0" />
  <name value="NHSHCRiskAssessment" />
  <title value="NHSHC RiskAssessment" />
  <status value="draft" />
  <date value="2026-06-23" />
  <publisher value="NHS England" />
  <description value="Derived profile from FHIR R4 RiskAssessment for NHS Health Check Online. Enforces status=final and requires one or more predictions. Supports QRISK3 and Leicester Diabetes Risk Score." />
  <fhirVersion value="4.0.1" />
  <kind value="resource" />
  <abstract value="false" />
  <type value="RiskAssessment" />
  <baseDefinition value="http://hl7.org/fhir/StructureDefinition/RiskAssessment" />
  <derivation value="constraint" />
  <differential>
    <element id="RiskAssessment">
      <path value="RiskAssessment" />
    </element>
    <element id="RiskAssessment.status">
      <path value="RiskAssessment.status" />
      <min value="1" />
      <fixedCode value="final" />
    </element>
    <element id="RiskAssessment.method">
      <path value="RiskAssessment.method" />
      <min value="1" />
      <binding>
        <strength value="required" />
        <valueSet value="https://fhir.nhs.uk/ValueSet/NHSHC-RiskAssessmentMethod" />
      </binding>
    </element>
    <element id="RiskAssessment.subject">
      <path value="RiskAssessment.subject" />
      <min value="1" />
      <type>
        <code value="Reference" />
        <targetProfile value="https://fhir.hl7.org.uk/StructureDefinition/UKCore-Patient" />
      </type>
    </element>
    <element id="RiskAssessment.encounter">
      <path value="RiskAssessment.encounter" />
      <min value="1" />
      <type>
        <code value="Reference" />
        <targetProfile value="https://fhir.nhs.uk/StructureDefinition/NHSHC-Encounter" />
      </type>
    </element>
    <element id="RiskAssessment.occurrence[x]">
      <path value="RiskAssessment.occurrence[x]" />
      <min value="1" />
    </element>
    <element id="RiskAssessment.prediction">
      <path value="RiskAssessment.prediction" />
      <min value="1" />
    </element>
    <element id="RiskAssessment.prediction.outcome">
      <path value="RiskAssessment.prediction.outcome" />
      <min value="1" />
      <binding>
        <strength value="required" />
        <valueSet value="https://fhir.nhs.uk/ValueSet/NHSHC-RiskAssessmentType" />
      </binding>
    </element>
    <element id="RiskAssessment.prediction.probability[x]">
      <path value="RiskAssessment.prediction.probability[x]" />
      <min value="1" />
      <type>
        <code value="decimal" />
      </type>
    </element>
  </differential>
</StructureDefinition>