{
  "resourceType": "StructureDefinition",
  "id": "NHSHC-RiskAssessment",
  "url": "https://fhir.nhs.uk/StructureDefinition/NHSHC-RiskAssessment",
  "version": "0.1.0",
  "name": "NHSHCRiskAssessment",
  "title": "NHSHC RiskAssessment",
  "status": "draft",
  "date": "2026-06-23",
  "publisher": "NHS England",
  "description": "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": "4.0.1",
  "kind": "resource",
  "abstract": false,
  "type": "RiskAssessment",
  "baseDefinition": "http://hl7.org/fhir/StructureDefinition/RiskAssessment",
  "derivation": "constraint",
  "differential": {
    "element": [
      {
        "id": "RiskAssessment",
        "path": "RiskAssessment"
      },
      {
        "id": "RiskAssessment.status",
        "path": "RiskAssessment.status",
        "min": 1,
        "fixedCode": "final"
      },
      {
        "id": "RiskAssessment.method",
        "path": "RiskAssessment.method",
        "min": 1,
        "binding": {
          "strength": "required",
          "valueSet": "https://fhir.nhs.uk/ValueSet/NHSHC-RiskAssessmentMethod"
        }
      },
      {
        "id": "RiskAssessment.subject",
        "path": "RiskAssessment.subject",
        "min": 1,
        "type": [
          {
            "code": "Reference",
            "targetProfile": [
              "https://fhir.hl7.org.uk/StructureDefinition/UKCore-Patient"
            ]
          }
        ]
      },
      {
        "id": "RiskAssessment.encounter",
        "path": "RiskAssessment.encounter",
        "min": 1,
        "type": [
          {
            "code": "Reference",
            "targetProfile": [
              "https://fhir.nhs.uk/StructureDefinition/NHSHC-Encounter"
            ]
          }
        ]
      },
      {
        "id": "RiskAssessment.occurrence[x]",
        "path": "RiskAssessment.occurrence[x]",
        "min": 1
      },
      {
        "id": "RiskAssessment.prediction",
        "path": "RiskAssessment.prediction",
        "min": 1
      },
      {
        "id": "RiskAssessment.prediction.outcome",
        "path": "RiskAssessment.prediction.outcome",
        "min": 1,
        "binding": {
          "strength": "required",
          "valueSet": "https://fhir.nhs.uk/ValueSet/NHSHC-RiskAssessmentType"
        }
      },
      {
        "id": "RiskAssessment.prediction.probability[x]",
        "path": "RiskAssessment.prediction.probability[x]",
        "min": 1,
        "type": [
          {
            "code": "decimal"
          }
        ]
      }
    ]
  }
}