description: FHIR Vital Signs Base Profile
package_name: hl7.fhir.r6.examples
derivation: constraint
name: Observationvitalsignsbase
type: Observation
elements:
  category:
    binding: {strength: preferred, valueSet: 'http://hl7.org/fhir/ValueSet/observation-vitalsign-category'}
    mustSupport: true
    index: 1
    slicing:
      rules: open
      discriminator:
      - {path: $this, type: pattern}
      min: 1
      slices:
        VSCat:
          match:
            coding:
            - {code: vital-signs, system: 'http://terminology.hl7.org/CodeSystem/observation-category'}
          schema:
            mustSupport: true
            pattern:
              type: CodeableConcept
              value:
                coding:
                - {code: vital-signs, system: 'http://terminology.hl7.org/CodeSystem/observation-category'}
            _required: true
            index: 2
          min: 1
          max: 1
  hasMember:
    type: Reference
    short: Used when reporting vital signs panel components
    refers: ['http://hl7.org/fhir/StructureDefinition/MolecularSequence', 'http://hl7.org/fhir/StructureDefinition/QuestionnaireResponse', 'http://hl7.org/fhir/StructureDefinition/vitalsigns']
    index: 13
  derivedFrom:
    type: Reference
    refers: ['http://hl7.org/fhir/StructureDefinition/DocumentReference', 'http://hl7.org/fhir/StructureDefinition/ImagingStudy', 'http://hl7.org/fhir/StructureDefinition/MolecularSequence', 'http://hl7.org/fhir/StructureDefinition/QuestionnaireResponse', 'http://hl7.org/fhir/StructureDefinition/vitalsigns']
    index: 14
  valueQuantity:
    short: Vital Sign Value recorded with UCUM (preferred)
    binding: {strength: preferred, valueSet: 'http://hl7.org/fhir/ValueSet/ucum-vitals-common'}
    mustSupport: true
    index: 11
  value:
    short: Vital Signs value are recorded using the Quantity data type. For supporting observations such as Cuff size could use other datatypes such as CodeableConcept.
    mustSupport: true
    choices: []
    index: 10
  component:
    short: Used when reporting systolic and diastolic blood pressure.
    constraint:
      vs-3: {human: If there is no a value a data absent reason must be present, source: 'http://hl7.org/fhir/StructureDefinition/vitalsigns', severity: error, expression: value.exists() or dataAbsentReason.exists()}
    mustSupport: true
    index: 15
    elements:
      code:
        type: CodeableConcept
        binding: {strength: preferred, valueSet: 'http://hl7.org/fhir/ValueSet/observation-vitalsign-component-measurement'}
        mustSupport: true
        index: 16
      value:
        short: Vital Sign Value
        mustSupport: true
        choices: []
        index: 18
      valueQuantity:
        short: Vital Sign Component Value recorded with UCUM (preferred)
        binding: {strength: preferred, valueSet: 'http://hl7.org/fhir/ValueSet/ucum-vitals-common'}
        mustSupport: true
        index: 19
      dataAbsentReason: {type: CodeableConcept, mustSupport: true, index: 20}
    required: [code]
  effectiveDateTime:
    constraint:
      vs-1: {human: 'if Observation.effective[x] is dateTime and has a value then that value shall be precise to the day', source: 'http://hl7.org/fhir/StructureDefinition/vitalsigns', severity: error, expression: ($this as dateTime).toString().length() >= 8}
    short: Often just a dateTime for Vital Signs
    type: dateTime
    mustSupport: true
    choiceOf: effective
    index: 7
  status:
    type: code
    binding: {strength: required, valueSet: 'http://hl7.org/fhir/ValueSet/observation-status'}
    mustSupport: true
    index: 0
  effective:
    constraint:
      vs-1: {human: 'if Observation.effective[x] is dateTime and has a value then that value shall be precise to the day', source: 'http://hl7.org/fhir/StructureDefinition/vitalsigns', severity: error, expression: ($this as dateTime).toString().length() >= 8}
    short: Often just a dateTime for Vital Signs
    mustSupport: true
    choices: [effectiveDateTime, effectivePeriod]
    index: 6
  code:
    short: Vital Sign Measurement
    type: CodeableConcept
    mustSupport: true
    binding: {strength: preferred, valueSet: 'http://hl7.org/fhir/ValueSet/observation-vitalsign-measurement'}
    index: 3
  subject:
    type: Reference
    mustSupport: true
    refers: ['http://hl7.org/fhir/StructureDefinition/Patient']
    index: 4
  dataAbsentReason: {type: CodeableConcept, mustSupport: true, index: 12}
  effectivePeriod:
    constraint:
      vs-1: {human: 'if Observation.effective[x] is dateTime and has a value then that value shall be precise to the day', source: 'http://hl7.org/fhir/StructureDefinition/vitalsigns', severity: error, expression: ($this as dateTime).toString().length() >= 8}
    short: Often just a dateTime for Vital Signs
    type: Period
    mustSupport: true
    choiceOf: effective
    index: 8
package_version: 6.0.0-ballot2
class: profile
kind: resource
url: http://hl7.org/fhir/StructureDefinition/vitalsigns
base: http://hl7.org/fhir/StructureDefinition/Observation
version: 6.0.0-ballot2
required: [effectiveDateTime, effectivePeriod, status, subject, category, code, effective]