description: This profile defines an observation structure that represents smoking status, for use in an Australian context.
package_name: at.unofficial.au.base
derivation: constraint
name: AUSmokingStatus
type: Observation
elements:
  code:
    pattern:
      type: CodeableConcept
      value:
        coding:
        - {code: '266918002', system: 'http://snomed.info/sct'}
    index: 0
    elements:
      coding:
        index: 1
        slicing:
          rules: open
          discriminator:
          - {path: code, type: value}
          - {path: system, type: value}
          min: null
          slices:
            loincSmokingStatus:
              match: {code: 72166-2, system: 'http://loinc.org'}
              schema:
                short: LOINC Smoking Status
                index: 2
                elements:
                  system:
                    pattern: {type: Uri, value: 'http://loinc.org'}
                    index: 3
                  code:
                    pattern: {type: Code, value: 72166-2}
                    index: 4
                required: [system, code]
  subject:
    type: Reference
    refers: ['http://hl7.org/fhir/StructureDefinition/Patient']
    index: 5
  effective:
    short: Date, and optionally time, the observation was performed
    choices: [effectiveDateTime]
    index: 7
  effectiveDateTime: {type: dateTime, short: 'Date, and optionally time, the observation was performed', choiceOf: effective, index: 8}
  value:
    choices: [valueCodeableConcept]
    index: 10
  valueCodeableConcept: {type: CodeableConcept, choiceOf: value, index: 11}
package_version: 2.2.0-ballot2
class: profile
kind: resource
url: http://hl7.org.au/fhir/StructureDefinition/au-smokingstatus
base: http://hl7.org/fhir/StructureDefinition/Observation
version: 2.2.0
required: [effectiveDateTime, subject, effective]