CDC National Healthcare Safety Network (NHSN) Digital Quality Measures (dQM) Content Package IG
2.0.0-cibuild - Release 2 ci-build United States of America flag

CDC National Healthcare Safety Network (NHSN) Digital Quality Measures (dQM) Content Package IG - Local Development build (v2.0.0-cibuild) built by the FHIR (HL7® FHIR® Standard) Build Tools. See the Directory of published versions

Resource Profile: ACH Daily Event Lab Result Observation

Official URL: http://www.cdc.gov/nhsn/fhirportal/dqm/ig/StructureDefinition/ach-daily-observation-lab Version: 2.0.0-cibuild
Standards status: Trial-use Maturity Level: 1 Computable Name: AcuteCareHospitalDailyEventLabObservation

This profile contains Required and Must Support data elements for reporting COVID-19, Influenza, and Respiratory Syncytial Virus (RSV) Daily laboratory result information for the NHSN Acute Care Hospital (ACH) Daily Digital Quality Measure. This profile inherits from the QI Core 6.0.0 Laboratory Result Observation profile, which inherits from the US Core 6.1.0 Laboratory Result Observation profile.

Usages:

You can also check for usages in the FHIR IG Statistics

Changes since version 1.0.0:

  • New Content

    • Formal Views of Profile Content

    Description of Profiles, Differentials, Snapshots and how the different presentations work.

    NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
    .. Observation C 0..* QICoreLaboratoryResultObservation(6.0.0) Measurements and simple assertions
    Constraints: obs-6, obs-7, us-core-2
    ... id Σ 1..1 id Logical id of this artifact
    ... implicitRules ?!Σ 0..1 uri A set of rules under which this content was created
    ... modifierExtension ?! 0..* Extension Extensions that cannot be ignored
    ... Slices for category S 1..* CodeableConcept (QI-Core)(USCDI) Classification of type of observation
    Slice: Unordered, Open by pattern:$this
    Binding: ObservationCategoryCodes (preferred): Codes for high level observation categories.
    .... category:us-core S 1..1 CodeableConcept (QI-Core)(USCDI) Classification of type of observation
    Binding: US Core Clinical Result Observation Category (required): Note that other codes are permitted, see Required Bindings When Slicing by Value Sets

    Required Pattern: At least the following
    ..... id 0..1 string Unique id for inter-element referencing
    ..... extension 0..* Extension Additional content defined by implementations
    ..... coding 1..* Coding Code defined by a terminology system
    Fixed Value: (Complex)
    ...... id 0..1 string Unique id for inter-element referencing
    ...... extension 0..* Extension Additional content defined by implementations
    ...... system 1..1 uri Identity of the terminology system
    Fixed Value: http://terminology.hl7.org/CodeSystem/observation-category
    ...... version 0..1 string Version of the system - if relevant
    ...... code 1..1 code Symbol in syntax defined by the system
    Fixed Value: laboratory
    ...... display 0..1 string Representation defined by the system
    ...... userSelected 0..1 boolean If this coding was chosen directly by the user
    ..... text 0..1 string Plain text representation of the concept
    ... code SΣ 1..1 CodeableConcept (QI-Core)(USCDI) Laboratory Test Name
    Binding: US Core Laboratory Test Codes (extensible): Laboratory LOINC Codes
    ... subject SΣ 1..1 Reference(Cross-Measure Patient Profile) (QI-Core)(USCDI) Who and/or what the observation is about
    .... reference SΣC 1..1 string Literal reference, Relative, internal or absolute URL
    ... encounter SΣ 0..1 Reference(Encounter) Healthcare event during which this observation is made
    .... reference SΣC 1..1 string Literal reference, Relative, internal or absolute URL
    ... effective[x] SΣC 1..1 (QI-Core)(USCDI) Clinically relevant time/time-period for observation
    Constraints: us-core-1
    .... effectiveDateTime dateTime S
    .... effectivePeriod Period
    .... effectiveTiming Timing
    .... effectiveInstant instant
    ... issued SΣ 0..1 instant (QI-Core) Date/Time this version was made available
    ... value[x] SΣC 0..1 (QI-Core)(USCDI) Result Value
    Constraints: us-core-3, us-core-4
    .... valueQuantity Quantity S
    .... valueCodeableConcept CodeableConcept S
    .... valueString string S
    .... valueBoolean boolean
    .... valueInteger integer
    .... valueRange Range
    .... valueRatio Ratio
    .... valueTime time
    .... valueDateTime dateTime
    .... valuePeriod Period
    ... dataAbsentReason SC 0..1 CodeableConcept (USCDI) Why the result is missing
    Binding: DataAbsentReason (extensible): Codes specifying why the result (Observation.value[x]) is missing.
    ... interpretation S 0..* CodeableConcept (QI-Core) High, low, normal, etc.
    Binding: ObservationInterpretationCodes (extensible): Codes identifying interpretations of observations.
    ... bodySite S 0..1 CodeableConcept Observed body part
    Binding: SNOMEDCTBodyStructures (example): Codes describing anatomical locations. May include laterality.
    ... method S 0..1 CodeableConcept How it was done
    Binding: ObservationMethods (extensible)
    ... specimen S 0..1 Reference(ACH Daily Event Specimen) (USCDI) Specimen used for this observation
    .... reference SΣC 1..1 string Literal reference, Relative, internal or absolute URL
    ... hasMember SΣ 0..* Reference(Observation | QuestionnaireResponse | MolecularSequence) Related resource that belongs to the Observation group
    .... reference SΣC 1..1 string Literal reference, Relative, internal or absolute URL
    ... derivedFrom SΣ 0..* Reference(DocumentReference | ImagingStudy | Media | QuestionnaireResponse | Observation | MolecularSequence) Related measurements the observation is made from
    ... component SΣ 0..* BackboneElement Component results
    .... modifierExtension ?!Σ 0..* Extension Extensions that cannot be ignored even if unrecognized
    .... code Σ 1..1 CodeableConcept Type of component observation (code / type)
    Binding: LOINCCodes (extensible)
    .... value[x] SΣ 0..1 Actual component result
    ..... valueQuantity Quantity
    ..... valueCodeableConcept CodeableConcept
    ..... valueString string
    ..... valueBoolean boolean
    ..... valueInteger integer
    ..... valueRange Range
    ..... valueRatio Ratio
    ..... valueSampledData SampledData
    ..... valueTime time
    ..... valueDateTime dateTime
    ..... valuePeriod Period
    .... interpretation S 0..* CodeableConcept High, low, normal, etc.
    Binding: ObservationInterpretationCodes (extensible): Codes identifying interpretations of observations.

    doco Documentation for this format

    Terminology Bindings

    Path Status Usage ValueSet Version Source
    Observation.status Base required Non-Negative Observation Status 📦6.0.0 QI-Core Implementation Guide v6.0
    Observation.category Base preferred Observation Category Codes 📦4.0.1 FHIR Std.
    Observation.category:us-core Base required US Core Clinical Result Observation Category 📦6.1.0 US Core v6.1
    Observation.code Base extensible US Core Laboratory Test Codes 📦6.1.0 US Core v6.1
    Observation.dataAbsentReason Base extensible DataAbsentReason 📦4.0.1 FHIR Std.
    Observation.interpretation Base extensible Observation Interpretation Codes 📦4.0.1 FHIR Std.
    Observation.bodySite Base example SNOMED CT Body Structures 📦4.0.1 FHIR Std.
    Observation.method Base extensible Observation Methods 📦4.0.1 FHIR Std.
    Observation.component.​code Base extensible LOINC Codes 📦4.0.1 FHIR Std.
    Observation.component.​interpretation Base extensible Observation Interpretation Codes 📦4.0.1 FHIR Std.

    Constraints

    Id Grade Path(s) Description Expression
    dom-2 error Observation If the resource is contained in another resource, it SHALL NOT contain nested Resources contained.contained.empty()
    dom-3 error Observation If the resource is contained in another resource, it SHALL be referred to from elsewhere in the resource or SHALL refer to the containing resource contained.where((('#'+id in (%resource.descendants().reference | %resource.descendants().as(canonical) | %resource.descendants().as(uri) | %resource.descendants().as(url))) or descendants().where(reference = '#').exists() or descendants().where(as(canonical) = '#').exists() or descendants().where(as(canonical) = '#').exists()).not()).trace('unmatched', id).empty()
    dom-4 error Observation If a resource is contained in another resource, it SHALL NOT have a meta.versionId or a meta.lastUpdated contained.meta.versionId.empty() and contained.meta.lastUpdated.empty()
    dom-5 error Observation If a resource is contained in another resource, it SHALL NOT have a security label contained.meta.security.empty()
    dom-6 best practice Observation A resource should have narrative for robust management text.`div`.exists()
    ele-1 error **ALL** elements All FHIR elements must have a @value or children hasValue() or (children().count() > id.count())
    ext-1 error **ALL** extensions Must have either extensions or value[x], not both extension.exists() != value.exists()
    obs-6 error Observation dataAbsentReason SHALL only be present if Observation.value[x] is not present dataAbsentReason.empty() or value.empty()
    obs-7 error Observation If Observation.code is the same as an Observation.component.code then the value element associated with the code SHALL NOT be present value.empty() or component.code.where(coding.intersect(%resource.code.coding).exists()).empty()
    us-core-1 error Observation.effective[x] Datetime must be at least to day. $this is DateTime implies $this.toString().length() >= 10
    us-core-2 error Observation If there is no component or hasMember element then either a value[x] or a data absent reason must be present (component.empty() and hasMember.empty()) implies (dataAbsentReason.exists() or value.exists())
    us-core-3 error Observation.value[x] SHALL use UCUM for coded quantity units. value.ofType(Quantity).system.empty() or value.ofType(Quantity).system = 'http://unitsofmeasure.org'
    us-core-4 best practice Observation.value[x] SHOULD use Snomed CT for coded Results value.ofType(CodeableConcept).coding.system.empty() or value.ofType(CodeableConcept).coding.system = 'http://snomed.info/sct'

    This structure is derived from QICoreLaboratoryResultObservation

    NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
    .. Observation 0..* QICoreLaboratoryResultObservation(6.0.0) Measurements and simple assertions
    ... id 1..1 id Logical id of this artifact
    ... meta
    .... Slices for extension Content/Rules for all slices
    ..... extension:link-received-date-extension 0..1 dateTime Received Date
    URL: http://www.cdc.gov/nhsn/fhirportal/dqm/ig/StructureDefinition/link-received-date-extension
    ... subject 1..1 Reference(Cross-Measure Patient Profile) (QI-Core)(USCDI) Who and/or what the observation is about
    .... reference S 1..1 string Literal reference, Relative, internal or absolute URL
    .... reference S 1..1 string Literal reference, Relative, internal or absolute URL
    ... effective[x] 1..1 dateTime, Period, Timing, instant (QI-Core)(USCDI) Clinically relevant time/time-period for observation
    ... issued S 0..1 instant (QI-Core) Date/Time this version was made available
    ... interpretation S 0..* CodeableConcept (QI-Core) High, low, normal, etc.
    ... bodySite S 0..1 CodeableConcept Observed body part
    ... method S 0..1 CodeableConcept How it was done
    Binding: ObservationMethods (extensible)
    ... specimen 0..1 Reference(ACH Daily Event Specimen) (USCDI) Specimen used for this observation
    .... reference S 1..1 string Literal reference, Relative, internal or absolute URL
    ... hasMember S 0..* Reference(Observation | QuestionnaireResponse | MolecularSequence) Related resource that belongs to the Observation group
    .... reference S 1..1 string Literal reference, Relative, internal or absolute URL
    ... derivedFrom S 0..* Reference(DocumentReference | ImagingStudy | Media | QuestionnaireResponse | Observation | MolecularSequence) Related measurements the observation is made from
    ... component S 0..* BackboneElement Component results
    .... code 1..1 CodeableConcept Type of component observation (code / type)
    Binding: LOINCCodes (extensible)
    .... value[x] S 0..1 Quantity, CodeableConcept, string, boolean, integer, Range, Ratio, SampledData, time, dateTime, Period Actual component result
    .... interpretation S 0..* CodeableConcept High, low, normal, etc.

    doco Documentation for this format

    Terminology Bindings (Differential)

    Path Status Usage ValueSet Version Source
    Observation.method Base extensible Observation Methods 📦4.0.1 FHIR Std.
    Observation.component.​code Base extensible LOINC Codes 📦4.0.1 FHIR Std.
    NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
    .. Observation C 0..* QICoreLaboratoryResultObservation(6.0.0) Measurements and simple assertions
    Constraints: obs-6, obs-7, us-core-2
    ... id Σ 1..1 id Logical id of this artifact
    ... meta Σ 0..1 Meta Metadata about the resource
    .... id 0..1 string Unique id for inter-element referencing
    .... Slices for extension 0..* Extension Additional content defined by implementations
    Slice: Unordered, Open by value:url
    ..... extension:link-received-date-extension 0..1 dateTime Received Date
    URL: http://www.cdc.gov/nhsn/fhirportal/dqm/ig/StructureDefinition/link-received-date-extension
    .... versionId Σ 0..1 id Version specific identifier
    .... lastUpdated Σ 0..1 instant When the resource version last changed
    .... source Σ 0..1 uri Identifies where the resource comes from
    .... profile Σ 0..* canonical(StructureDefinition) Profiles this resource claims to conform to
    .... security Σ 0..* Coding Security Labels applied to this resource
    Binding: All Security Labels (extensible): Security Labels from the Healthcare Privacy and Security Classification System.
    .... tag Σ 0..* Coding Tags applied to this resource
    Binding: CommonTags (example): Codes that represent various types of tags, commonly workflow-related; e.g. "Needs review by Dr. Jones".
    ... implicitRules ?!Σ 0..1 uri A set of rules under which this content was created
    ... language 0..1 code Language of the resource content
    Binding: CommonLanguages (preferred): A human language.
    Additional BindingsPurpose
    AllLanguages Max Binding
    ... text 0..1 Narrative Text summary of the resource, for human interpretation
    This profile does not constrain the narrative in regard to content, language, or traceability to data elements
    ... contained 0..* Resource Contained, inline Resources
    ... extension 0..* Extension Additional content defined by implementations
    ... modifierExtension ?! 0..* Extension Extensions that cannot be ignored
    ... identifier Σ 0..* Identifier Business Identifier for observation
    ... basedOn Σ 0..* Reference(CarePlan | DeviceRequest | ImmunizationRecommendation | MedicationRequest | NutritionOrder | ServiceRequest) Fulfills plan, proposal or order
    ... partOf Σ 0..* Reference(MedicationAdministration | MedicationDispense | MedicationStatement | Procedure | Immunization | ImagingStudy) Part of referenced event
    ... status ?!SΣ 1..1 code (QI-Core)(USCDI) registered | prliminary | final | amended | corrected | entered-in-error | unknown
    Binding: Non-Negative Observation Status (required)
    ... Slices for category S 1..* CodeableConcept (QI-Core)(USCDI) Classification of type of observation
    Slice: Unordered, Open by pattern:$this
    Binding: ObservationCategoryCodes (preferred): Codes for high level observation categories.
    .... category:us-core S 1..1 CodeableConcept (QI-Core)(USCDI) Classification of type of observation
    Binding: US Core Clinical Result Observation Category (required): Note that other codes are permitted, see Required Bindings When Slicing by Value Sets

    Required Pattern: At least the following
    ..... id 0..1 string Unique id for inter-element referencing
    ..... extension 0..* Extension Additional content defined by implementations
    ..... coding 1..* Coding Code defined by a terminology system
    Fixed Value: (Complex)
    ...... id 0..1 string Unique id for inter-element referencing
    ...... extension 0..* Extension Additional content defined by implementations
    ...... system 1..1 uri Identity of the terminology system
    Fixed Value: http://terminology.hl7.org/CodeSystem/observation-category
    ...... version 0..1 string Version of the system - if relevant
    ...... code 1..1 code Symbol in syntax defined by the system
    Fixed Value: laboratory
    ...... display 0..1 string Representation defined by the system
    ...... userSelected 0..1 boolean If this coding was chosen directly by the user
    ..... text 0..1 string Plain text representation of the concept
    ... code SΣ 1..1 CodeableConcept (QI-Core)(USCDI) Laboratory Test Name
    Binding: US Core Laboratory Test Codes (extensible): Laboratory LOINC Codes
    ... subject SΣ 1..1 Reference(Cross-Measure Patient Profile) (QI-Core)(USCDI) Who and/or what the observation is about
    .... id 0..1 string Unique id for inter-element referencing
    .... extension 0..* Extension Additional content defined by implementations
    Slice: Unordered, Open by value:url
    .... reference SΣC 1..1 string Literal reference, Relative, internal or absolute URL
    .... type Σ 0..1 uri Type the reference refers to (e.g. "Patient")
    Binding: ResourceType (extensible): Aa resource (or, for logical models, the URI of the logical model).
    .... identifier Σ 0..1 Identifier Logical reference, when literal reference is not known
    .... display Σ 0..1 string Text alternative for the resource
    ... focus Σ 0..* Reference(Resource) What the observation is about, when it is not about the subject of record
    ... encounter SΣ 0..1 Reference(Encounter) Healthcare event during which this observation is made
    .... id 0..1 string Unique id for inter-element referencing
    .... extension 0..* Extension Additional content defined by implementations
    Slice: Unordered, Open by value:url
    .... reference SΣC 1..1 string Literal reference, Relative, internal or absolute URL
    .... type Σ 0..1 uri Type the reference refers to (e.g. "Patient")
    Binding: ResourceType (extensible): Aa resource (or, for logical models, the URI of the logical model).
    .... identifier Σ 0..1 Identifier Logical reference, when literal reference is not known
    .... display Σ 0..1 string Text alternative for the resource
    ... effective[x] SΣC 1..1 (QI-Core)(USCDI) Clinically relevant time/time-period for observation
    Constraints: us-core-1
    .... effectiveDateTime dateTime S
    .... effectivePeriod Period
    .... effectiveTiming Timing
    .... effectiveInstant instant
    ... issued SΣ 0..1 instant (QI-Core) Date/Time this version was made available
    ... performer Σ 0..* Reference(Practitioner | PractitionerRole | Organization | CareTeam | Patient | RelatedPerson) Who is responsible for the observation
    ... value[x] SΣC 0..1 (QI-Core)(USCDI) Result Value
    Constraints: us-core-3, us-core-4
    .... valueQuantity Quantity S
    .... valueCodeableConcept CodeableConcept S
    .... valueString string S
    .... valueBoolean boolean
    .... valueInteger integer
    .... valueRange Range
    .... valueRatio Ratio
    .... valueTime time
    .... valueDateTime dateTime
    .... valuePeriod Period
    ... dataAbsentReason SC 0..1 CodeableConcept (USCDI) Why the result is missing
    Binding: DataAbsentReason (extensible): Codes specifying why the result (Observation.value[x]) is missing.
    ... interpretation S 0..* CodeableConcept (QI-Core) High, low, normal, etc.
    Binding: ObservationInterpretationCodes (extensible): Codes identifying interpretations of observations.
    ... note 0..* Annotation Comments about the observation
    ... bodySite S 0..1 CodeableConcept Observed body part
    Binding: SNOMEDCTBodyStructures (example): Codes describing anatomical locations. May include laterality.
    ... method S 0..1 CodeableConcept How it was done
    Binding: ObservationMethods (extensible)
    ... specimen S 0..1 Reference(ACH Daily Event Specimen) (USCDI) Specimen used for this observation
    .... id 0..1 string Unique id for inter-element referencing
    .... extension 0..* Extension Additional content defined by implementations
    Slice: Unordered, Open by value:url
    .... reference SΣC 1..1 string Literal reference, Relative, internal or absolute URL
    .... type Σ 0..1 uri Type the reference refers to (e.g. "Patient")
    Binding: ResourceType (extensible): Aa resource (or, for logical models, the URI of the logical model).
    .... identifier Σ 0..1 Identifier Logical reference, when literal reference is not known
    .... display Σ 0..1 string Text alternative for the resource
    ... device 0..1 Reference(Device | DeviceMetric) (Measurement) Device
    ... referenceRange C 0..* BackboneElement Provides guide for interpretation
    Constraints: obs-3
    .... id 0..1 string Unique id for inter-element referencing
    .... extension 0..* Extension Additional content defined by implementations
    .... modifierExtension ?!Σ 0..* Extension Extensions that cannot be ignored even if unrecognized
    .... low C 0..1 SimpleQuantity Low Range, if relevant
    .... high C 0..1 SimpleQuantity High Range, if relevant
    .... type 0..1 CodeableConcept Reference range qualifier
    Binding: ObservationReferenceRangeMeaningCodes (preferred): Code for the meaning of a reference range.
    .... appliesTo 0..* CodeableConcept Reference range population
    Binding: ObservationReferenceRangeAppliesToCodes (example): Codes identifying the population the reference range applies to.
    .... age 0..1 Range Applicable age range, if relevant
    .... text 0..1 string Text based reference range in an observation
    ... hasMember SΣ 0..* Reference(Observation | QuestionnaireResponse | MolecularSequence) Related resource that belongs to the Observation group
    .... id 0..1 string Unique id for inter-element referencing
    .... extension 0..* Extension Additional content defined by implementations
    Slice: Unordered, Open by value:url
    .... reference SΣC 1..1 string Literal reference, Relative, internal or absolute URL
    .... type Σ 0..1 uri Type the reference refers to (e.g. "Patient")
    Binding: ResourceType (extensible): Aa resource (or, for logical models, the URI of the logical model).
    .... identifier Σ 0..1 Identifier Logical reference, when literal reference is not known
    .... display Σ 0..1 string Text alternative for the resource
    ... derivedFrom SΣ 0..* Reference(DocumentReference | ImagingStudy | Media | QuestionnaireResponse | Observation | MolecularSequence) Related measurements the observation is made from
    ... component SΣ 0..* BackboneElement Component results
    .... id 0..1 string Unique id for inter-element referencing
    .... extension 0..* Extension Additional content defined by implementations
    .... modifierExtension ?!Σ 0..* Extension Extensions that cannot be ignored even if unrecognized
    .... code Σ 1..1 CodeableConcept Type of component observation (code / type)
    Binding: LOINCCodes (extensible)
    .... value[x] SΣ 0..1 Actual component result
    ..... valueQuantity Quantity
    ..... valueCodeableConcept CodeableConcept
    ..... valueString string
    ..... valueBoolean boolean
    ..... valueInteger integer
    ..... valueRange Range
    ..... valueRatio Ratio
    ..... valueSampledData SampledData
    ..... valueTime time
    ..... valueDateTime dateTime
    ..... valuePeriod Period
    .... dataAbsentReason C 0..1 CodeableConcept Why the component result is missing
    Binding: DataAbsentReason (extensible): Codes specifying why the result (Observation.value[x]) is missing.
    .... interpretation S 0..* CodeableConcept High, low, normal, etc.
    Binding: ObservationInterpretationCodes (extensible): Codes identifying interpretations of observations.
    .... referenceRange 0..* See referenceRange (Observation) Provides guide for interpretation of component result

    doco Documentation for this format

    Terminology Bindings

    Path Status Usage ValueSet Version Source
    Observation.meta.security Base extensible SecurityLabels 📍4.0.1 FHIR Std.
    Observation.meta.tag Base example Common Tags 📍4.0.1 FHIR Std.
    Observation.language Base preferred Common Languages 📦4.0.1 FHIR Std.
    Observation.status Base required Non-Negative Observation Status 📦6.0.0 QI-Core Implementation Guide v6.0
    Observation.category Base preferred Observation Category Codes 📦4.0.1 FHIR Std.
    Observation.category:us-core Base required US Core Clinical Result Observation Category 📦6.1.0 US Core v6.1
    Observation.code Base extensible US Core Laboratory Test Codes 📦6.1.0 US Core v6.1
    Observation.subject.​type Base extensible ResourceType 📍4.0.1 FHIR Std.
    Observation.encounter.​type Base extensible ResourceType 📍4.0.1 FHIR Std.
    Observation.dataAbsentReason Base extensible DataAbsentReason 📦4.0.1 FHIR Std.
    Observation.interpretation Base extensible Observation Interpretation Codes 📦4.0.1 FHIR Std.
    Observation.bodySite Base example SNOMED CT Body Structures 📦4.0.1 FHIR Std.
    Observation.method Base extensible Observation Methods 📦4.0.1 FHIR Std.
    Observation.specimen.​type Base extensible ResourceType 📍4.0.1 FHIR Std.
    Observation.referenceRange.​type Base preferred Observation Reference Range Meaning Codes 📦4.0.1 FHIR Std.
    Observation.referenceRange.​appliesTo Base example Observation Reference Range Applies To Codes 📦4.0.1 FHIR Std.
    Observation.hasMember.​type Base extensible ResourceType 📍4.0.1 FHIR Std.
    Observation.component.​code Base extensible LOINC Codes 📦4.0.1 FHIR Std.
    Observation.component.​dataAbsentReason Base extensible DataAbsentReason 📦4.0.1 FHIR Std.
    Observation.component.​interpretation Base extensible Observation Interpretation Codes 📦4.0.1 FHIR Std.

    Constraints

    Id Grade Path(s) Description Expression
    dom-2 error Observation If the resource is contained in another resource, it SHALL NOT contain nested Resources contained.contained.empty()
    dom-3 error Observation If the resource is contained in another resource, it SHALL be referred to from elsewhere in the resource or SHALL refer to the containing resource contained.where((('#'+id in (%resource.descendants().reference | %resource.descendants().as(canonical) | %resource.descendants().as(uri) | %resource.descendants().as(url))) or descendants().where(reference = '#').exists() or descendants().where(as(canonical) = '#').exists() or descendants().where(as(canonical) = '#').exists()).not()).trace('unmatched', id).empty()
    dom-4 error Observation If a resource is contained in another resource, it SHALL NOT have a meta.versionId or a meta.lastUpdated contained.meta.versionId.empty() and contained.meta.lastUpdated.empty()
    dom-5 error Observation If a resource is contained in another resource, it SHALL NOT have a security label contained.meta.security.empty()
    dom-6 best practice Observation A resource should have narrative for robust management text.`div`.exists()
    ele-1 error **ALL** elements All FHIR elements must have a @value or children hasValue() or (children().count() > id.count())
    ext-1 error **ALL** extensions Must have either extensions or value[x], not both extension.exists() != value.exists()
    obs-3 error Observation.referenceRange Must have at least a low or a high or text low.exists() or high.exists() or text.exists()
    obs-6 error Observation dataAbsentReason SHALL only be present if Observation.value[x] is not present dataAbsentReason.empty() or value.empty()
    obs-7 error Observation If Observation.code is the same as an Observation.component.code then the value element associated with the code SHALL NOT be present value.empty() or component.code.where(coding.intersect(%resource.code.coding).exists()).empty()
    us-core-1 error Observation.effective[x] Datetime must be at least to day. $this is DateTime implies $this.toString().length() >= 10
    us-core-2 error Observation If there is no component or hasMember element then either a value[x] or a data absent reason must be present (component.empty() and hasMember.empty()) implies (dataAbsentReason.exists() or value.exists())
    us-core-3 error Observation.value[x] SHALL use UCUM for coded quantity units. value.ofType(Quantity).system.empty() or value.ofType(Quantity).system = 'http://unitsofmeasure.org'
    us-core-4 best practice Observation.value[x] SHOULD use Snomed CT for coded Results value.ofType(CodeableConcept).coding.system.empty() or value.ofType(CodeableConcept).coding.system = 'http://snomed.info/sct'

    Key Elements View

    NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
    .. Observation C 0..* QICoreLaboratoryResultObservation(6.0.0) Measurements and simple assertions
    Constraints: obs-6, obs-7, us-core-2
    ... id Σ 1..1 id Logical id of this artifact
    ... implicitRules ?!Σ 0..1 uri A set of rules under which this content was created
    ... modifierExtension ?! 0..* Extension Extensions that cannot be ignored
    ... Slices for category S 1..* CodeableConcept (QI-Core)(USCDI) Classification of type of observation
    Slice: Unordered, Open by pattern:$this
    Binding: ObservationCategoryCodes (preferred): Codes for high level observation categories.
    .... category:us-core S 1..1 CodeableConcept (QI-Core)(USCDI) Classification of type of observation
    Binding: US Core Clinical Result Observation Category (required): Note that other codes are permitted, see Required Bindings When Slicing by Value Sets

    Required Pattern: At least the following
    ..... id 0..1 string Unique id for inter-element referencing
    ..... extension 0..* Extension Additional content defined by implementations
    ..... coding 1..* Coding Code defined by a terminology system
    Fixed Value: (Complex)
    ...... id 0..1 string Unique id for inter-element referencing
    ...... extension 0..* Extension Additional content defined by implementations
    ...... system 1..1 uri Identity of the terminology system
    Fixed Value: http://terminology.hl7.org/CodeSystem/observation-category
    ...... version 0..1 string Version of the system - if relevant
    ...... code 1..1 code Symbol in syntax defined by the system
    Fixed Value: laboratory
    ...... display 0..1 string Representation defined by the system
    ...... userSelected 0..1 boolean If this coding was chosen directly by the user
    ..... text 0..1 string Plain text representation of the concept
    ... code SΣ 1..1 CodeableConcept (QI-Core)(USCDI) Laboratory Test Name
    Binding: US Core Laboratory Test Codes (extensible): Laboratory LOINC Codes
    ... subject SΣ 1..1 Reference(Cross-Measure Patient Profile) (QI-Core)(USCDI) Who and/or what the observation is about
    .... reference SΣC 1..1 string Literal reference, Relative, internal or absolute URL
    ... encounter SΣ 0..1 Reference(Encounter) Healthcare event during which this observation is made
    .... reference SΣC 1..1 string Literal reference, Relative, internal or absolute URL
    ... effective[x] SΣC 1..1 (QI-Core)(USCDI) Clinically relevant time/time-period for observation
    Constraints: us-core-1
    .... effectiveDateTime dateTime S
    .... effectivePeriod Period
    .... effectiveTiming Timing
    .... effectiveInstant instant
    ... issued SΣ 0..1 instant (QI-Core) Date/Time this version was made available
    ... value[x] SΣC 0..1 (QI-Core)(USCDI) Result Value
    Constraints: us-core-3, us-core-4
    .... valueQuantity Quantity S
    .... valueCodeableConcept CodeableConcept S
    .... valueString string S
    .... valueBoolean boolean
    .... valueInteger integer
    .... valueRange Range
    .... valueRatio Ratio
    .... valueTime time
    .... valueDateTime dateTime
    .... valuePeriod Period
    ... dataAbsentReason SC 0..1 CodeableConcept (USCDI) Why the result is missing
    Binding: DataAbsentReason (extensible): Codes specifying why the result (Observation.value[x]) is missing.
    ... interpretation S 0..* CodeableConcept (QI-Core) High, low, normal, etc.
    Binding: ObservationInterpretationCodes (extensible): Codes identifying interpretations of observations.
    ... bodySite S 0..1 CodeableConcept Observed body part
    Binding: SNOMEDCTBodyStructures (example): Codes describing anatomical locations. May include laterality.
    ... method S 0..1 CodeableConcept How it was done
    Binding: ObservationMethods (extensible)
    ... specimen S 0..1 Reference(ACH Daily Event Specimen) (USCDI) Specimen used for this observation
    .... reference SΣC 1..1 string Literal reference, Relative, internal or absolute URL
    ... hasMember SΣ 0..* Reference(Observation | QuestionnaireResponse | MolecularSequence) Related resource that belongs to the Observation group
    .... reference SΣC 1..1 string Literal reference, Relative, internal or absolute URL
    ... derivedFrom SΣ 0..* Reference(DocumentReference | ImagingStudy | Media | QuestionnaireResponse | Observation | MolecularSequence) Related measurements the observation is made from
    ... component SΣ 0..* BackboneElement Component results
    .... modifierExtension ?!Σ 0..* Extension Extensions that cannot be ignored even if unrecognized
    .... code Σ 1..1 CodeableConcept Type of component observation (code / type)
    Binding: LOINCCodes (extensible)
    .... value[x] SΣ 0..1 Actual component result
    ..... valueQuantity Quantity
    ..... valueCodeableConcept CodeableConcept
    ..... valueString string
    ..... valueBoolean boolean
    ..... valueInteger integer
    ..... valueRange Range
    ..... valueRatio Ratio
    ..... valueSampledData SampledData
    ..... valueTime time
    ..... valueDateTime dateTime
    ..... valuePeriod Period
    .... interpretation S 0..* CodeableConcept High, low, normal, etc.
    Binding: ObservationInterpretationCodes (extensible): Codes identifying interpretations of observations.

    doco Documentation for this format

    Terminology Bindings

    Path Status Usage ValueSet Version Source
    Observation.status Base required Non-Negative Observation Status 📦6.0.0 QI-Core Implementation Guide v6.0
    Observation.category Base preferred Observation Category Codes 📦4.0.1 FHIR Std.
    Observation.category:us-core Base required US Core Clinical Result Observation Category 📦6.1.0 US Core v6.1
    Observation.code Base extensible US Core Laboratory Test Codes 📦6.1.0 US Core v6.1
    Observation.dataAbsentReason Base extensible DataAbsentReason 📦4.0.1 FHIR Std.
    Observation.interpretation Base extensible Observation Interpretation Codes 📦4.0.1 FHIR Std.
    Observation.bodySite Base example SNOMED CT Body Structures 📦4.0.1 FHIR Std.
    Observation.method Base extensible Observation Methods 📦4.0.1 FHIR Std.
    Observation.component.​code Base extensible LOINC Codes 📦4.0.1 FHIR Std.
    Observation.component.​interpretation Base extensible Observation Interpretation Codes 📦4.0.1 FHIR Std.

    Constraints

    Id Grade Path(s) Description Expression
    dom-2 error Observation If the resource is contained in another resource, it SHALL NOT contain nested Resources contained.contained.empty()
    dom-3 error Observation If the resource is contained in another resource, it SHALL be referred to from elsewhere in the resource or SHALL refer to the containing resource contained.where((('#'+id in (%resource.descendants().reference | %resource.descendants().as(canonical) | %resource.descendants().as(uri) | %resource.descendants().as(url))) or descendants().where(reference = '#').exists() or descendants().where(as(canonical) = '#').exists() or descendants().where(as(canonical) = '#').exists()).not()).trace('unmatched', id).empty()
    dom-4 error Observation If a resource is contained in another resource, it SHALL NOT have a meta.versionId or a meta.lastUpdated contained.meta.versionId.empty() and contained.meta.lastUpdated.empty()
    dom-5 error Observation If a resource is contained in another resource, it SHALL NOT have a security label contained.meta.security.empty()
    dom-6 best practice Observation A resource should have narrative for robust management text.`div`.exists()
    ele-1 error **ALL** elements All FHIR elements must have a @value or children hasValue() or (children().count() > id.count())
    ext-1 error **ALL** extensions Must have either extensions or value[x], not both extension.exists() != value.exists()
    obs-6 error Observation dataAbsentReason SHALL only be present if Observation.value[x] is not present dataAbsentReason.empty() or value.empty()
    obs-7 error Observation If Observation.code is the same as an Observation.component.code then the value element associated with the code SHALL NOT be present value.empty() or component.code.where(coding.intersect(%resource.code.coding).exists()).empty()
    us-core-1 error Observation.effective[x] Datetime must be at least to day. $this is DateTime implies $this.toString().length() >= 10
    us-core-2 error Observation If there is no component or hasMember element then either a value[x] or a data absent reason must be present (component.empty() and hasMember.empty()) implies (dataAbsentReason.exists() or value.exists())
    us-core-3 error Observation.value[x] SHALL use UCUM for coded quantity units. value.ofType(Quantity).system.empty() or value.ofType(Quantity).system = 'http://unitsofmeasure.org'
    us-core-4 best practice Observation.value[x] SHOULD use Snomed CT for coded Results value.ofType(CodeableConcept).coding.system.empty() or value.ofType(CodeableConcept).coding.system = 'http://snomed.info/sct'

    Differential View

    This structure is derived from QICoreLaboratoryResultObservation

    NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
    .. Observation 0..* QICoreLaboratoryResultObservation(6.0.0) Measurements and simple assertions
    ... id 1..1 id Logical id of this artifact
    ... meta
    .... Slices for extension Content/Rules for all slices
    ..... extension:link-received-date-extension 0..1 dateTime Received Date
    URL: http://www.cdc.gov/nhsn/fhirportal/dqm/ig/StructureDefinition/link-received-date-extension
    ... subject 1..1 Reference(Cross-Measure Patient Profile) (QI-Core)(USCDI) Who and/or what the observation is about
    .... reference S 1..1 string Literal reference, Relative, internal or absolute URL
    .... reference S 1..1 string Literal reference, Relative, internal or absolute URL
    ... effective[x] 1..1 dateTime, Period, Timing, instant (QI-Core)(USCDI) Clinically relevant time/time-period for observation
    ... issued S 0..1 instant (QI-Core) Date/Time this version was made available
    ... interpretation S 0..* CodeableConcept (QI-Core) High, low, normal, etc.
    ... bodySite S 0..1 CodeableConcept Observed body part
    ... method S 0..1 CodeableConcept How it was done
    Binding: ObservationMethods (extensible)
    ... specimen 0..1 Reference(ACH Daily Event Specimen) (USCDI) Specimen used for this observation
    .... reference S 1..1 string Literal reference, Relative, internal or absolute URL
    ... hasMember S 0..* Reference(Observation | QuestionnaireResponse | MolecularSequence) Related resource that belongs to the Observation group
    .... reference S 1..1 string Literal reference, Relative, internal or absolute URL
    ... derivedFrom S 0..* Reference(DocumentReference | ImagingStudy | Media | QuestionnaireResponse | Observation | MolecularSequence) Related measurements the observation is made from
    ... component S 0..* BackboneElement Component results
    .... code 1..1 CodeableConcept Type of component observation (code / type)
    Binding: LOINCCodes (extensible)
    .... value[x] S 0..1 Quantity, CodeableConcept, string, boolean, integer, Range, Ratio, SampledData, time, dateTime, Period Actual component result
    .... interpretation S 0..* CodeableConcept High, low, normal, etc.

    doco Documentation for this format

    Terminology Bindings (Differential)

    Path Status Usage ValueSet Version Source
    Observation.method Base extensible Observation Methods 📦4.0.1 FHIR Std.
    Observation.component.​code Base extensible LOINC Codes 📦4.0.1 FHIR Std.

    Snapshot View

    NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
    .. Observation C 0..* QICoreLaboratoryResultObservation(6.0.0) Measurements and simple assertions
    Constraints: obs-6, obs-7, us-core-2
    ... id Σ 1..1 id Logical id of this artifact
    ... meta Σ 0..1 Meta Metadata about the resource
    .... id 0..1 string Unique id for inter-element referencing
    .... Slices for extension 0..* Extension Additional content defined by implementations
    Slice: Unordered, Open by value:url
    ..... extension:link-received-date-extension 0..1 dateTime Received Date
    URL: http://www.cdc.gov/nhsn/fhirportal/dqm/ig/StructureDefinition/link-received-date-extension
    .... versionId Σ 0..1 id Version specific identifier
    .... lastUpdated Σ 0..1 instant When the resource version last changed
    .... source Σ 0..1 uri Identifies where the resource comes from
    .... profile Σ 0..* canonical(StructureDefinition) Profiles this resource claims to conform to
    .... security Σ 0..* Coding Security Labels applied to this resource
    Binding: All Security Labels (extensible): Security Labels from the Healthcare Privacy and Security Classification System.
    .... tag Σ 0..* Coding Tags applied to this resource
    Binding: CommonTags (example): Codes that represent various types of tags, commonly workflow-related; e.g. "Needs review by Dr. Jones".
    ... implicitRules ?!Σ 0..1 uri A set of rules under which this content was created
    ... language 0..1 code Language of the resource content
    Binding: CommonLanguages (preferred): A human language.
    Additional BindingsPurpose
    AllLanguages Max Binding
    ... text 0..1 Narrative Text summary of the resource, for human interpretation
    This profile does not constrain the narrative in regard to content, language, or traceability to data elements
    ... contained 0..* Resource Contained, inline Resources
    ... extension 0..* Extension Additional content defined by implementations
    ... modifierExtension ?! 0..* Extension Extensions that cannot be ignored
    ... identifier Σ 0..* Identifier Business Identifier for observation
    ... basedOn Σ 0..* Reference(CarePlan | DeviceRequest | ImmunizationRecommendation | MedicationRequest | NutritionOrder | ServiceRequest) Fulfills plan, proposal or order
    ... partOf Σ 0..* Reference(MedicationAdministration | MedicationDispense | MedicationStatement | Procedure | Immunization | ImagingStudy) Part of referenced event
    ... status ?!SΣ 1..1 code (QI-Core)(USCDI) registered | prliminary | final | amended | corrected | entered-in-error | unknown
    Binding: Non-Negative Observation Status (required)
    ... Slices for category S 1..* CodeableConcept (QI-Core)(USCDI) Classification of type of observation
    Slice: Unordered, Open by pattern:$this
    Binding: ObservationCategoryCodes (preferred): Codes for high level observation categories.
    .... category:us-core S 1..1 CodeableConcept (QI-Core)(USCDI) Classification of type of observation
    Binding: US Core Clinical Result Observation Category (required): Note that other codes are permitted, see Required Bindings When Slicing by Value Sets

    Required Pattern: At least the following
    ..... id 0..1 string Unique id for inter-element referencing
    ..... extension 0..* Extension Additional content defined by implementations
    ..... coding 1..* Coding Code defined by a terminology system
    Fixed Value: (Complex)
    ...... id 0..1 string Unique id for inter-element referencing
    ...... extension 0..* Extension Additional content defined by implementations
    ...... system 1..1 uri Identity of the terminology system
    Fixed Value: http://terminology.hl7.org/CodeSystem/observation-category
    ...... version 0..1 string Version of the system - if relevant
    ...... code 1..1 code Symbol in syntax defined by the system
    Fixed Value: laboratory
    ...... display 0..1 string Representation defined by the system
    ...... userSelected 0..1 boolean If this coding was chosen directly by the user
    ..... text 0..1 string Plain text representation of the concept
    ... code SΣ 1..1 CodeableConcept (QI-Core)(USCDI) Laboratory Test Name
    Binding: US Core Laboratory Test Codes (extensible): Laboratory LOINC Codes
    ... subject SΣ 1..1 Reference(Cross-Measure Patient Profile) (QI-Core)(USCDI) Who and/or what the observation is about
    .... id 0..1 string Unique id for inter-element referencing
    .... extension 0..* Extension Additional content defined by implementations
    Slice: Unordered, Open by value:url
    .... reference SΣC 1..1 string Literal reference, Relative, internal or absolute URL
    .... type Σ 0..1 uri Type the reference refers to (e.g. "Patient")
    Binding: ResourceType (extensible): Aa resource (or, for logical models, the URI of the logical model).
    .... identifier Σ 0..1 Identifier Logical reference, when literal reference is not known
    .... display Σ 0..1 string Text alternative for the resource
    ... focus Σ 0..* Reference(Resource) What the observation is about, when it is not about the subject of record
    ... encounter SΣ 0..1 Reference(Encounter) Healthcare event during which this observation is made
    .... id 0..1 string Unique id for inter-element referencing
    .... extension 0..* Extension Additional content defined by implementations
    Slice: Unordered, Open by value:url
    .... reference SΣC 1..1 string Literal reference, Relative, internal or absolute URL
    .... type Σ 0..1 uri Type the reference refers to (e.g. "Patient")
    Binding: ResourceType (extensible): Aa resource (or, for logical models, the URI of the logical model).
    .... identifier Σ 0..1 Identifier Logical reference, when literal reference is not known
    .... display Σ 0..1 string Text alternative for the resource
    ... effective[x] SΣC 1..1 (QI-Core)(USCDI) Clinically relevant time/time-period for observation
    Constraints: us-core-1
    .... effectiveDateTime dateTime S
    .... effectivePeriod Period
    .... effectiveTiming Timing
    .... effectiveInstant instant
    ... issued SΣ 0..1 instant (QI-Core) Date/Time this version was made available
    ... performer Σ 0..* Reference(Practitioner | PractitionerRole | Organization | CareTeam | Patient | RelatedPerson) Who is responsible for the observation
    ... value[x] SΣC 0..1 (QI-Core)(USCDI) Result Value
    Constraints: us-core-3, us-core-4
    .... valueQuantity Quantity S
    .... valueCodeableConcept CodeableConcept S
    .... valueString string S
    .... valueBoolean boolean
    .... valueInteger integer
    .... valueRange Range
    .... valueRatio Ratio
    .... valueTime time
    .... valueDateTime dateTime
    .... valuePeriod Period
    ... dataAbsentReason SC 0..1 CodeableConcept (USCDI) Why the result is missing
    Binding: DataAbsentReason (extensible): Codes specifying why the result (Observation.value[x]) is missing.
    ... interpretation S 0..* CodeableConcept (QI-Core) High, low, normal, etc.
    Binding: ObservationInterpretationCodes (extensible): Codes identifying interpretations of observations.
    ... note 0..* Annotation Comments about the observation
    ... bodySite S 0..1 CodeableConcept Observed body part
    Binding: SNOMEDCTBodyStructures (example): Codes describing anatomical locations. May include laterality.
    ... method S 0..1 CodeableConcept How it was done
    Binding: ObservationMethods (extensible)
    ... specimen S 0..1 Reference(ACH Daily Event Specimen) (USCDI) Specimen used for this observation
    .... id 0..1 string Unique id for inter-element referencing
    .... extension 0..* Extension Additional content defined by implementations
    Slice: Unordered, Open by value:url
    .... reference SΣC 1..1 string Literal reference, Relative, internal or absolute URL
    .... type Σ 0..1 uri Type the reference refers to (e.g. "Patient")
    Binding: ResourceType (extensible): Aa resource (or, for logical models, the URI of the logical model).
    .... identifier Σ 0..1 Identifier Logical reference, when literal reference is not known
    .... display Σ 0..1 string Text alternative for the resource
    ... device 0..1 Reference(Device | DeviceMetric) (Measurement) Device
    ... referenceRange C 0..* BackboneElement Provides guide for interpretation
    Constraints: obs-3
    .... id 0..1 string Unique id for inter-element referencing
    .... extension 0..* Extension Additional content defined by implementations
    .... modifierExtension ?!Σ 0..* Extension Extensions that cannot be ignored even if unrecognized
    .... low C 0..1 SimpleQuantity Low Range, if relevant
    .... high C 0..1 SimpleQuantity High Range, if relevant
    .... type 0..1 CodeableConcept Reference range qualifier
    Binding: ObservationReferenceRangeMeaningCodes (preferred): Code for the meaning of a reference range.
    .... appliesTo 0..* CodeableConcept Reference range population
    Binding: ObservationReferenceRangeAppliesToCodes (example): Codes identifying the population the reference range applies to.
    .... age 0..1 Range Applicable age range, if relevant
    .... text 0..1 string Text based reference range in an observation
    ... hasMember SΣ 0..* Reference(Observation | QuestionnaireResponse | MolecularSequence) Related resource that belongs to the Observation group
    .... id 0..1 string Unique id for inter-element referencing
    .... extension 0..* Extension Additional content defined by implementations
    Slice: Unordered, Open by value:url
    .... reference SΣC 1..1 string Literal reference, Relative, internal or absolute URL
    .... type Σ 0..1 uri Type the reference refers to (e.g. "Patient")
    Binding: ResourceType (extensible): Aa resource (or, for logical models, the URI of the logical model).
    .... identifier Σ 0..1 Identifier Logical reference, when literal reference is not known
    .... display Σ 0..1 string Text alternative for the resource
    ... derivedFrom SΣ 0..* Reference(DocumentReference | ImagingStudy | Media | QuestionnaireResponse | Observation | MolecularSequence) Related measurements the observation is made from
    ... component SΣ 0..* BackboneElement Component results
    .... id 0..1 string Unique id for inter-element referencing
    .... extension 0..* Extension Additional content defined by implementations
    .... modifierExtension ?!Σ 0..* Extension Extensions that cannot be ignored even if unrecognized
    .... code Σ 1..1 CodeableConcept Type of component observation (code / type)
    Binding: LOINCCodes (extensible)
    .... value[x] SΣ 0..1 Actual component result
    ..... valueQuantity Quantity
    ..... valueCodeableConcept CodeableConcept
    ..... valueString string
    ..... valueBoolean boolean
    ..... valueInteger integer
    ..... valueRange Range
    ..... valueRatio Ratio
    ..... valueSampledData SampledData
    ..... valueTime time
    ..... valueDateTime dateTime
    ..... valuePeriod Period
    .... dataAbsentReason C 0..1 CodeableConcept Why the component result is missing
    Binding: DataAbsentReason (extensible): Codes specifying why the result (Observation.value[x]) is missing.
    .... interpretation S 0..* CodeableConcept High, low, normal, etc.
    Binding: ObservationInterpretationCodes (extensible): Codes identifying interpretations of observations.
    .... referenceRange 0..* See referenceRange (Observation) Provides guide for interpretation of component result

    doco Documentation for this format

    Terminology Bindings

    Path Status Usage ValueSet Version Source
    Observation.meta.security Base extensible SecurityLabels 📍4.0.1 FHIR Std.
    Observation.meta.tag Base example Common Tags 📍4.0.1 FHIR Std.
    Observation.language Base preferred Common Languages 📦4.0.1 FHIR Std.
    Observation.status Base required Non-Negative Observation Status 📦6.0.0 QI-Core Implementation Guide v6.0
    Observation.category Base preferred Observation Category Codes 📦4.0.1 FHIR Std.
    Observation.category:us-core Base required US Core Clinical Result Observation Category 📦6.1.0 US Core v6.1
    Observation.code Base extensible US Core Laboratory Test Codes 📦6.1.0 US Core v6.1
    Observation.subject.​type Base extensible ResourceType 📍4.0.1 FHIR Std.
    Observation.encounter.​type Base extensible ResourceType 📍4.0.1 FHIR Std.
    Observation.dataAbsentReason Base extensible DataAbsentReason 📦4.0.1 FHIR Std.
    Observation.interpretation Base extensible Observation Interpretation Codes 📦4.0.1 FHIR Std.
    Observation.bodySite Base example SNOMED CT Body Structures 📦4.0.1 FHIR Std.
    Observation.method Base extensible Observation Methods 📦4.0.1 FHIR Std.
    Observation.specimen.​type Base extensible ResourceType 📍4.0.1 FHIR Std.
    Observation.referenceRange.​type Base preferred Observation Reference Range Meaning Codes 📦4.0.1 FHIR Std.
    Observation.referenceRange.​appliesTo Base example Observation Reference Range Applies To Codes 📦4.0.1 FHIR Std.
    Observation.hasMember.​type Base extensible ResourceType 📍4.0.1 FHIR Std.
    Observation.component.​code Base extensible LOINC Codes 📦4.0.1 FHIR Std.
    Observation.component.​dataAbsentReason Base extensible DataAbsentReason 📦4.0.1 FHIR Std.
    Observation.component.​interpretation Base extensible Observation Interpretation Codes 📦4.0.1 FHIR Std.

    Constraints

    Id Grade Path(s) Description Expression
    dom-2 error Observation If the resource is contained in another resource, it SHALL NOT contain nested Resources contained.contained.empty()
    dom-3 error Observation If the resource is contained in another resource, it SHALL be referred to from elsewhere in the resource or SHALL refer to the containing resource contained.where((('#'+id in (%resource.descendants().reference | %resource.descendants().as(canonical) | %resource.descendants().as(uri) | %resource.descendants().as(url))) or descendants().where(reference = '#').exists() or descendants().where(as(canonical) = '#').exists() or descendants().where(as(canonical) = '#').exists()).not()).trace('unmatched', id).empty()
    dom-4 error Observation If a resource is contained in another resource, it SHALL NOT have a meta.versionId or a meta.lastUpdated contained.meta.versionId.empty() and contained.meta.lastUpdated.empty()
    dom-5 error Observation If a resource is contained in another resource, it SHALL NOT have a security label contained.meta.security.empty()
    dom-6 best practice Observation A resource should have narrative for robust management text.`div`.exists()
    ele-1 error **ALL** elements All FHIR elements must have a @value or children hasValue() or (children().count() > id.count())
    ext-1 error **ALL** extensions Must have either extensions or value[x], not both extension.exists() != value.exists()
    obs-3 error Observation.referenceRange Must have at least a low or a high or text low.exists() or high.exists() or text.exists()
    obs-6 error Observation dataAbsentReason SHALL only be present if Observation.value[x] is not present dataAbsentReason.empty() or value.empty()
    obs-7 error Observation If Observation.code is the same as an Observation.component.code then the value element associated with the code SHALL NOT be present value.empty() or component.code.where(coding.intersect(%resource.code.coding).exists()).empty()
    us-core-1 error Observation.effective[x] Datetime must be at least to day. $this is DateTime implies $this.toString().length() >= 10
    us-core-2 error Observation If there is no component or hasMember element then either a value[x] or a data absent reason must be present (component.empty() and hasMember.empty()) implies (dataAbsentReason.exists() or value.exists())
    us-core-3 error Observation.value[x] SHALL use UCUM for coded quantity units. value.ofType(Quantity).system.empty() or value.ofType(Quantity).system = 'http://unitsofmeasure.org'
    us-core-4 best practice Observation.value[x] SHOULD use Snomed CT for coded Results value.ofType(CodeableConcept).coding.system.empty() or value.ofType(CodeableConcept).coding.system = 'http://snomed.info/sct'

    This structure is derived from QICoreLaboratoryResultObservation

     

    Other representations of profile: CSV, Excel, Schematron