description: Defines constraints and extensions on the Observation  resource for the minimal set of data to query and retrieve patient's Smoking Status information.
package_name: hl7.fhir.us.core
derivation: constraint
name: USCoreSmokingStatusProfile
type: Observation
elements:
  status:
    binding: {strength: required, valueSet: 'http://hl7.org/fhir/us/core/ValueSet/us-core-observation-smoking-status-status'}
    mustSupport: true
    index: 0
  category:
    type: CodeableConcept
    mustSupport: true
    array: true
    min: 1
    index: 1
    slicing:
      rules: open
      discriminator:
      - {path: $this, type: pattern}
      min: 1
      slices:
        SocialHistory:
          match:
            coding:
            - {code: social-history, system: 'http://terminology.hl7.org/CodeSystem/observation-category'}
          schema:
            type: CodeableConcept
            mustSupport: true
            pattern:
              type: CodeableConcept
              value:
                coding:
                - {code: social-history, system: 'http://terminology.hl7.org/CodeSystem/observation-category'}
            _required: true
            index: 2
          min: 1
          max: 1
  code:
    short: Smoking Status
    type: CodeableConcept
    mustSupport: true
    binding: {strength: extensible, valueSet: 'http://hl7.org/fhir/us/core/ValueSet/us-core-smoking-status-observation-codes'}
    index: 3
  subject:
    type: Reference
    mustSupport: true
    refers: ['http://hl7.org/fhir/us/core/StructureDefinition/us-core-patient']
    index: 4
  effectiveDateTime: {mustSupport: true, index: 5}
  valueCodeableConcept:
    short: Coded Responses from Smoking Status Value Set
    type: CodeableConcept
    mustSupport: true
    binding: {strength: preferred, valueSet: 'http://cts.nlm.nih.gov/fhir/ValueSet/2.16.840.1.113883.11.20.9.38'}
    index: 6
package_version: 3.2.0
class: profile
kind: resource
url: http://hl7.org/fhir/us/core/StructureDefinition/us-core-smokingstatus
base: http://hl7.org/fhir/StructureDefinition/Observation
version: 3.2.0
required: [effectiveDateTime, status, subject, valueCodeableConcept, category, code]