Release 5 Draft Ballot

This page is part of the FHIR Specification (v4.6.0: R5 Draft Ballot). The current version which supercedes this version is 5.0.0. For a full list of available versions, see the Directory of published versions . Page versions: R5 R4B R4 R3

Observation-example-bmi.json

Orders and Observations Work Group

Maturity Level: N/A

Standards Status: Informative

Compartments: Device, Encounter, Patient, Practitioner, RelatedPerson

Raw JSON (canonical form + also see JSON Format Specification)

Simple BMI Example

{
  "resourceType": "Observation",
  "id": "bmi",
  "meta": {
    "profile": [
      "http://hl7.org/fhir/StructureDefinition/vitalsigns"
    ]
  },
  "text": {
    "status": "generated",
    "div": "<div xmlns=\"http://www.w3.org/1999/xhtml\"><p><b>Generated Narrative</b></p><p/><p><b>category</b>: <span>Vital Signs</span></p><p><b>code</b>: <span>BMI</span></p><p><b>subject</b>: <a>Generated Summary: Medical record number: 12345 (USUAL); active; Peter James Chalmers (OFFICIAL), Jim , Peter James Windsor (MAIDEN); , Phone: (03) 5555 6473, Phone: (03) 3410 5613, Phone: (03) 5555 8834; gender: male; birthDate: 1974-12-25; </a></p><p><b>effective</b>: 1999-07-02</p><p><b>value</b>: 16.2 kg/m2</p></div>"
  },
  "status": "final",
  "category": [
    {
      "coding": [
        {
          "system": "http://terminology.hl7.org/CodeSystem/observation-category",
          "code": "vital-signs",
          "display": "Vital Signs"
        }
      ],
      "text": "Vital Signs"
    }
  ],
  "code": {
    "coding": [
      {
        "system": "http://loinc.org",
        "code": "39156-5",
        "display": "Body mass index (BMI) [Ratio]"
      }
    ],
    "text": "BMI"
  },
  "subject": {
    "reference": "Patient/example"
  },
  "effectiveDateTime": "1999-07-02",
  "valueQuantity": {
    "value": 16.2,
    "unit": "kg/m2",
    "system": "http://unitsofmeasure.org",
    "code": "kg/m2"
  }
}

Usage note: every effort has been made to ensure that the examples are correct and useful, but they are not a normative part of the specification.