description: This Observation profile represents current and/or prior pregnancy statuses and their date ranges, enabling investigators to determine if a patient was pregnant, possibly pregnant, not pregnant or whether the pregnancy status was unknown during a particular date range.
package_name: rs/hl7.fhir.us.ph
derivation: constraint
name: USPublicHealthPregnancyStatusObservation
type: Observation
elements:
  method:
    short: Pregnancy status determination method
    binding: {strength: extensible, valueSet: 'http://cts.nlm.nih.gov/fhir/ValueSet/2.16.840.1.113883.11.20.9.80'}
    mustSupport: true
    index: 11
  value:
    short: Pregnancy Status
    mustSupport: true
    choices: [valueCodeableConcept]
    index: 9
  component:
    mustSupport: true
    index: 12
    slicing:
      rules: open
      discriminator:
      - {path: value, type: type}
      min: null
      slices:
        estimatedGestationalAgeOfPregnancy:
          match: {}
          schema:
            short: Estimated Gestational Age of Pregnancy
            mustSupport: true
            array: true
            index: 13
            extensions: {}
            elements:
              extension: {type: Extension, short: Estimated gestational age of pregnancy determination date., mustSupport: true, url: 'http://hl7.org/fhir/us/ph-library/StructureDefinition/us-ph-date-determined-extension', index: 14}
              code:
                short: Estimated Gestational Age
                binding: {strength: extensible, valueSet: 'http://cts.nlm.nih.gov/fhir/ValueSet/2.16.840.1.113883.11.20.9.82'}
                mustSupport: true
                index: 15
              value:
                short: Estimated gestational age (days)
                mustSupport: true
                pattern:
                  type: Quantity
                  value: {unit: d}
                choices: [valueQuantity]
                type: Quantity
                index: 17
              valueQuantity:
                short: Estimated gestational age (days)
                type: Quantity
                mustSupport: true
                pattern:
                  type: Quantity
                  value: {unit: d}
                choiceOf: value
                index: 18
            required: [value, valueQuantity]
        estimatedDateOfDelivery:
          match: {}
          schema:
            short: Estimated Date of Delivery (EDD)
            mustSupport: true
            array: true
            index: 19
            extensions: {}
            elements:
              extension: {type: Extension, short: Estimated date of delivery (EDD) determination date., mustSupport: true, url: 'http://hl7.org/fhir/us/ph-library/StructureDefinition/us-ph-date-determined-extension', index: 20}
              code:
                short: Estimated Date of Delivery code
                binding: {strength: extensible, valueSet: 'http://cts.nlm.nih.gov/fhir/ValueSet/2.16.840.1.113883.11.20.9.81'}
                mustSupport: true
                index: 21
              value:
                short: Estimated delivery date (EDD)
                mustSupport: true
                choices: [valueDateTime]
                index: 23
              valueDateTime: {type: dateTime, short: Estimated delivery date (EDD), mustSupport: true, choiceOf: value, index: 24}
            required: [value, valueDateTime]
  extension:
    mustSupport: true
    index: 0
    slicing:
      rules: open
      discriminator:
      - {path: url, type: value}
      min: null
      slices:
        extensionPregnancyStatusRecordedDate:
          match: {url: null}
          schema: {short: Pregnancy Status Recorded Date, type: Extension, mustSupport: true, url: 'http://hl7.org/fhir/us/ph-library/StructureDefinition/us-ph-date-recorded-extension', index: 1}
          min: 0
          max: 1
        extensionPregnancyStatusDeterminationDate:
          match: {url: null}
          schema: {short: Pregnancy Status Determination Date, type: Extension, mustSupport: true, url: 'http://hl7.org/fhir/us/ph-library/StructureDefinition/us-ph-date-determined-extension', index: 2}
          min: 0
          max: 1
  effective:
    short: Pregnancy status date range
    mustSupport: true
    choices: [effectivePeriod]
    index: 6
  code:
    mustSupport: true
    pattern:
      type: CodeableConcept
      value:
        coding:
        - {code: 82810-3, system: 'http://loinc.org'}
    type: CodeableConcept
    index: 3
  valueCodeableConcept: {type: CodeableConcept, short: Pregnancy Status, mustSupport: true, choiceOf: value, index: 10}
  subject:
    type: Reference
    mustSupport: true
    refers: ['http://hl7.org/fhir/us/ph-library/StructureDefinition/us-ph-patient']
    index: 4
  effectivePeriod: {type: Period, short: Pregnancy status date range, mustSupport: true, choiceOf: effective, index: 7}
package_version: library-1.0.0
extensions:
  extensionPregnancyStatusRecordedDate: {url: 'http://hl7.org/fhir/us/ph-library/StructureDefinition/us-ph-date-recorded-extension', min: 0, max: 1, short: Pregnancy Status Recorded Date, type: Extension, mustSupport: true, index: 1}
  extensionPregnancyStatusDeterminationDate: {url: 'http://hl7.org/fhir/us/ph-library/StructureDefinition/us-ph-date-determined-extension', min: 0, max: 1, short: Pregnancy Status Determination Date, type: Extension, mustSupport: true, index: 2}
class: profile
kind: resource
url: http://hl7.org/fhir/us/ph-library/StructureDefinition/us-ph-pregnancy-status-observation
base: http://hl7.org/fhir/StructureDefinition/Observation
version: 1.0.0
required: [subject, value, valueCodeableConcept]