{
  "description": "Resource structure is based on UKCore-Observation-VitalSigns-BodyWeight v1.0.0 which is not yet included in a balloted release. Added manually to prevent structure deviation and to support NHS Wales projects. Once available, the resource will be updated and derived from UK Core. Defines the additional constraints and extensions on the Data Standards Wales Observation Vital Signs profile",
  "_filename": "Profile-DataStandardsWales-Observation-VitalSigns-BodyWeight.json",
  "package_name": "fhir.r4.wales.test",
  "date": "2025-01-01",
  "derivation": "constraint",
  "publisher": "NHS WALES",
  "fhirVersion": "4.0.1",
  "purpose": "To provide implementers with additional support when implementing weight measuring and to provide a consistent structure to how the data is presented.",
  "name": "DataStandardsWalesObservationVitalSignsBodyWeight",
  "abstract": false,
  "copyright": "2025 NHS Wales",
  "type": "Observation",
  "experimental": null,
  "resourceType": "StructureDefinition",
  "title": "Data Standards Wales Observation Vital Signs Body Weight",
  "package_version": "1.0.0",
  "status": "draft",
  "id": "25e2ef9c-3516-4ab6-bc1e-9a7aa0f0b674",
  "kind": "resource",
  "url": "https://fhir.nhs.wales/StructureDefinition/DataStandardsWales-Observation-VitalSigns-BodyWeight",
  "version": "1.0.0",
  "differential": {
    "element": [ {
      "id": "Observation.code.coding:loinc",
      "path": "Observation.code.coding",
      "sliceName": "loinc"
    }, {
      "id": "Observation.code.coding:loinc.code",
      "path": "Observation.code.coding.code",
      "fixedCode": "29463-7"
    }, {
      "id": "Observation.code.coding:snomedCT",
      "path": "Observation.code.coding",
      "binding": {
        "strength": "preferred",
        "valueSet": "https://fhir.nhs.wales/ValueSet/DataStandardsWales-BodyWeightMeasurements",
        "description": "Resource structure is based on UKCore-X vX.X.X which is not yet included in a balloted release. Added manually to prevent structure deviation and to support NHS Wales projects. Once available, the resource will be updated and derived from UK Core. A code from the SNOMED CT UK coding system for weight measurements."
      },
      "sliceName": "snomedCT"
    }, {
      "id": "Observation.subject",
      "path": "Observation.subject",
      "type": [ {
        "code": "Reference",
        "targetProfile": [ "https://fhir.nhs.wales/StructureDefinition/DataStandardsWales-Patient", "https://fhir.nhs.wales/StructureDefinition/DataStandardsWales-Device", "https://fhir.nhs.wales/StructureDefinition/DataStandardsWales-Location", "http://hl7.org/fhir/StructureDefinition/Group" ]
      } ]
    }, {
      "id": "Observation.value[x]",
      "min": 1,
      "path": "Observation.value[x]",
      "type": [ {
        "code": "Quantity"
      } ]
    }, {
      "id": "Observation.value[x].unit",
      "path": "Observation.value[x].unit",
      "fixedString": "kilogram"
    }, {
      "id": "Observation.value[x].system",
      "path": "Observation.value[x].system",
      "fixedUri": "http://unitsofmeasure.org"
    }, {
      "id": "Observation.value[x].code",
      "path": "Observation.value[x].code",
      "fixedCode": "kg"
    } ]
  },
  "contact": [ {
    "name": "NHS WALES",
    "telecom": [ {
      "use": "work",
      "rank": 1,
      "value": "fhir.standards@wales.nhs.uk",
      "system": "email"
    } ]
  } ],
  "baseDefinition": "https://fhir.nhs.wales/StructureDefinition/DataStandardsWales-Observation-VitalSigns"
}