NHDR Implementation Guide Release 1.0
0.1.0 - ci-build

NHDR Implementation Guide Release 1.0, published by NHDR. This guide is not an authorized publication; it is the continuous build for version 0.1.0 built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/UP-Manila-SILab/PhilHealth-NHDR-IG-Review/ and changes regularly. See the Directory of published versions

Resource Profile: PH Observation

Official URL: https://nhdr.gov.ph/fhir/StructureDefinition/PH-Observation Version: 0.1.0
Standards status: Draft Computable Name: PH_Observation

Copyright/Legal: Used by permission of HL7 International, all rights reserved Creative Commons License

Measurements and simple assertions made about a patient, device or other subject.

Usages:

You can also check for usages in the FHIR IG Statistics

Formal Views of Profile Content

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

NameFlagsCard.TypeDescription & Constraints    Filter: doco
Observation C 0..* Observation Measurements and simple assertions
Constraints: obs-6, obs-7
Observation.Slices for extension 0..* Extension Extension
Slice: Unordered, Open by value:url

Slicing Note: The rules on this element (including its children) apply to all the slices, but are not repeated in them
Observation.Slices for extension.extension:address 0..* PH_Address Address (Extension)
URL: https://nhdr.gov.ph/fhir/StructureDefinition/ExtAddress
Observation.status This element is a modifier element. This element is included in summaries. 1..1 code registered | preliminary | final | amended +
Binding: ObservationStatus (required): Codes providing the status of an observation.
Observation.code This element is included in summaries. 1..1 CodeableConcept Type of observation (code / type)
Binding: LOINCCodes (example): Codes identifying names of simple observations.
Observation.subject This element is included in summaries. 0..1 Reference(PH Patient) Who and/or what the observation is about
Observation.encounter This element is included in summaries. 0..1 Reference(PH Encounter) Healthcare event during which this observation is made
Observation.effective[x] This element is included in summaries. 0..1 dateTime Clinically relevant time/time-period for observation
Observation.performer This element is included in summaries. 0..* Reference(PH Practitioner) Who is responsible for the observation
Observation.value[x] This element is included in summaries. C 0..1 Actual result
Binding: Observation Value (required)
Observation.value[x].valueQuantity Quantity
Observation.value[x].valueCodeableConcept CodeableConcept
Observation.value[x].valueString string
Observation.value[x].valueBoolean boolean
Observation.value[x].valueInteger integer
Observation.value[x].valueRatio Ratio
Observation.value[x].valueDateTime dateTime
Observation.method 0..1 CodeableConcept How it was done
Binding: ObservationMethod (required)
Observation.specimen 0..1 Reference(PH Specimen) Specimen used for this observation

doco Documentation for this format

Terminology Bindings

Path Status Usage ValueSet Version Source
Observation.status Base required ObservationStatus 📍4.0.1 FHIR Std.
Observation.code Base example LOINC Codes 📍4.0.1 FHIR Std.
Observation.value[x] Base required Observation Value 📦0.1.0 This IG
Observation.method Base required ObservationMethod 📦3.0.0 THO v7.4

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()

This structure is derived from Observation

NameFlagsCard.TypeDescription & Constraints    Filter: doco
Observation 0..* Observation Measurements and simple assertions
Observation.meta
Observation.meta.Slices for extension Content/Rules for all slices
Observation.meta.Slices for extension.extension:hfRecordedDate 0..1 dateTime The recorded date indicating when the record was uploaded by the health facility.
URL: https://nhdr.gov.ph/fhir/StructureDefinition/HFRecordedDate
Observation.meta.Slices for extension.extension:hfLastUpdated 0..* dateTime The date indicating when the record was last updated by the health facility.
URL: https://nhdr.gov.ph/fhir/StructureDefinition/HFLastUpdated
Observation.meta.lastUpdated 0..1 instant When the resource was uploaded to the NHDR.
Observation.implicitRules 0..0 A set of rules under which this content was created
Observation.language 0..0 Language of the resource content
Observation.contained 0..0 Contained, inline Resources
Observation.Slices for extension 0..* Extension Extension
Slice: Unordered, Open by value:url
Slicing Note: The rules on this element (including its children) apply to all the slices, but are not repeated in them
Observation.Slices for extension.extension:address 0..* PH_Address Address (Extension)
URL: https://nhdr.gov.ph/fhir/StructureDefinition/ExtAddress
Observation.modifierExtension 0..0 Extension
Observation.basedOn 0..0 Fulfills plan, proposal or order
Observation.partOf 0..0 Part of referenced event
Observation.subject 0..1 Reference(PH Patient) Who and/or what the observation is about
Observation.focus 0..0 What the observation is about, when it is not about the subject of record
Observation.encounter 0..1 Reference(PH Encounter) Healthcare event during which this observation is made
Observation.effective[x] 0..1 dateTime Clinically relevant time/time-period for observation
Observation.issued 0..0 Date/Time this version was made available
Observation.performer 0..* Reference(PH Practitioner) Who is responsible for the observation
Observation.value[x] 0..1 Actual result
Binding: Observation Value (required)
Observation.value[x].valueQuantity Quantity
Observation.value[x].valueCodeableConcept CodeableConcept
Observation.value[x].valueString string
Observation.value[x].valueBoolean boolean
Observation.value[x].valueInteger integer
Observation.value[x].valueRatio Ratio
Observation.value[x].valueDateTime dateTime
Observation.method 0..1 CodeableConcept How it was done
Binding: ObservationMethod (required)
Observation.specimen 0..1 Reference(PH Specimen) Specimen used for this observation
Observation.device 0..0 (Measurement) Device
Observation.referenceRange 0..0 Provides guide for interpretation
Observation.hasMember 0..0 Related resource that belongs to the Observation group
Observation.derivedFrom 0..0 Related measurements the observation is made from
Observation.component
Observation.component.dataAbsentReason 0..0 Why the component result is missing
Observation.component.referenceRange 0..0 Provides guide for interpretation of component result

doco Documentation for this format

Terminology Bindings (Differential)

Path Status Usage ValueSet Version Source
Observation.value[x] Base required Observation Value 📦0.1.0 This IG
Observation.method Base required ObservationMethod 📦3.0.0 THO v7.4
NameFlagsCard.TypeDescription & Constraints    Filter: doco
Observation C 0..* Observation Measurements and simple assertions
Constraints: obs-6, obs-7
Observation.id This element is included in summaries. 0..1 id Logical id of this artifact
Observation.meta This element is included in summaries. 0..1 Meta Metadata about the resource
Observation.meta.id 0..1 string Unique id for inter-element referencing
Observation.meta.Slices for extension 0..* Extension Additional content defined by implementations
Slice: Unordered, Open by value:url
Observation.meta.Slices for extension.extension:hfRecordedDate 0..1 dateTime The recorded date indicating when the record was uploaded by the health facility.
URL: https://nhdr.gov.ph/fhir/StructureDefinition/HFRecordedDate
Observation.meta.Slices for extension.extension:hfLastUpdated 0..* dateTime The date indicating when the record was last updated by the health facility.
URL: https://nhdr.gov.ph/fhir/StructureDefinition/HFLastUpdated
Observation.meta.versionId This element is included in summaries. 0..1 id Version specific identifier
Observation.meta.lastUpdated This element is included in summaries. 0..1 instant When the resource was uploaded to the NHDR.
Observation.meta.source This element is included in summaries. 0..1 uri Identifies where the resource comes from
Observation.meta.profile This element is included in summaries. 0..* canonical(StructureDefinition) Profiles this resource claims to conform to
Observation.meta.security This element is included in summaries. 0..* Coding Security Labels applied to this resource
Binding: All Security Labels (extensible): Security Labels from the Healthcare Privacy and Security Classification System.
Observation.meta.tag This element is included in summaries. 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".
Observation.Slices for extension 0..* Extension Extension
Slice: Unordered, Open by value:url

Slicing Note: The rules on this element (including its children) apply to all the slices, but are not repeated in them
Observation.Slices for extension.extension:address 0..* PH_Address Address (Extension)
URL: https://nhdr.gov.ph/fhir/StructureDefinition/ExtAddress
Observation.identifier This element is included in summaries. 0..* Identifier Business Identifier for observation
Observation.status This element is a modifier element. This element is included in summaries. 1..1 code registered | preliminary | final | amended +
Binding: ObservationStatus (required): Codes providing the status of an observation.
Observation.category 0..* CodeableConcept Classification of type of observation
Binding: ObservationCategoryCodes (preferred): Codes for high level observation categories.
Observation.code This element is included in summaries. 1..1 CodeableConcept Type of observation (code / type)
Binding: LOINCCodes (example): Codes identifying names of simple observations.
Observation.subject This element is included in summaries. 0..1 Reference(PH Patient) Who and/or what the observation is about
Observation.encounter This element is included in summaries. 0..1 Reference(PH Encounter) Healthcare event during which this observation is made
Observation.effective[x] This element is included in summaries. 0..1 dateTime Clinically relevant time/time-period for observation
Observation.performer This element is included in summaries. 0..* Reference(PH Practitioner) Who is responsible for the observation
Observation.value[x] This element is included in summaries. C 0..1 Actual result
Binding: Observation Value (required)
Observation.value[x].valueQuantity Quantity
Observation.value[x].valueCodeableConcept CodeableConcept
Observation.value[x].valueString string
Observation.value[x].valueBoolean boolean
Observation.value[x].valueInteger integer
Observation.value[x].valueRatio Ratio
Observation.value[x].valueDateTime dateTime
Observation.dataAbsentReason C 0..1 CodeableConcept Why the result is missing
Binding: DataAbsentReason (extensible): Codes specifying why the result (Observation.value[x]) is missing.
Observation.interpretation 0..* CodeableConcept High, low, normal, etc.
Binding: ObservationInterpretationCodes (extensible): Codes identifying interpretations of observations.
Observation.note 0..* Annotation Comments about the observation
Observation.bodySite 0..1 CodeableConcept Observed body part
Binding: SNOMEDCTBodyStructures (example): Codes describing anatomical locations. May include laterality.
Observation.method 0..1 CodeableConcept How it was done
Binding: ObservationMethod (required)
Observation.specimen 0..1 Reference(PH Specimen) Specimen used for this observation
Observation.component This element is included in summaries. 0..* BackboneElement Component results
Observation.component.id 0..1 string Unique id for inter-element referencing
Observation.component.extension 0..* Extension Additional content defined by implementations
Observation.component.modifierExtension This element is a modifier element. This element is included in summaries. 0..* Extension Extensions that cannot be ignored even if unrecognized
Observation.component.code This element is included in summaries. 1..1 CodeableConcept Type of component observation (code / type)
Binding: LOINCCodes (example): Codes identifying names of simple observations.
Observation.component.value[x] This element is included in summaries. 0..1 Actual component result
Observation.component.value[x].valueQuantity Quantity
Observation.component.value[x].valueCodeableConcept CodeableConcept
Observation.component.value[x].valueString string
Observation.component.value[x].valueBoolean boolean
Observation.component.value[x].valueInteger integer
Observation.component.value[x].valueRange Range
Observation.component.value[x].valueRatio Ratio
Observation.component.value[x].valueSampledData SampledData
Observation.component.value[x].valueTime time
Observation.component.value[x].valueDateTime dateTime
Observation.component.value[x].valuePeriod Period
Observation.component.interpretation 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.meta.security Base extensible SecurityLabels 📍4.0.1 FHIR Std.
Observation.meta.tag Base example Common Tags 📍4.0.1 FHIR Std.
Observation.status Base required ObservationStatus 📍4.0.1 FHIR Std.
Observation.category Base preferred Observation Category Codes 📍4.0.1 FHIR Std.
Observation.code Base example LOINC Codes 📍4.0.1 FHIR Std.
Observation.value[x] Base required Observation Value 📦0.1.0 This IG
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 required ObservationMethod 📦3.0.0 THO v7.4
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.component.​code Base example 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()
sqty-1 error Observation.referenceRange.low, Observation.referenceRange.high The comparator is not used on a SimpleQuantity comparator.empty()

Key Elements View

NameFlagsCard.TypeDescription & Constraints    Filter: doco
Observation C 0..* Observation Measurements and simple assertions
Constraints: obs-6, obs-7
Observation.Slices for extension 0..* Extension Extension
Slice: Unordered, Open by value:url

Slicing Note: The rules on this element (including its children) apply to all the slices, but are not repeated in them
Observation.Slices for extension.extension:address 0..* PH_Address Address (Extension)
URL: https://nhdr.gov.ph/fhir/StructureDefinition/ExtAddress
Observation.status This element is a modifier element. This element is included in summaries. 1..1 code registered | preliminary | final | amended +
Binding: ObservationStatus (required): Codes providing the status of an observation.
Observation.code This element is included in summaries. 1..1 CodeableConcept Type of observation (code / type)
Binding: LOINCCodes (example): Codes identifying names of simple observations.
Observation.subject This element is included in summaries. 0..1 Reference(PH Patient) Who and/or what the observation is about
Observation.encounter This element is included in summaries. 0..1 Reference(PH Encounter) Healthcare event during which this observation is made
Observation.effective[x] This element is included in summaries. 0..1 dateTime Clinically relevant time/time-period for observation
Observation.performer This element is included in summaries. 0..* Reference(PH Practitioner) Who is responsible for the observation
Observation.value[x] This element is included in summaries. C 0..1 Actual result
Binding: Observation Value (required)
Observation.value[x].valueQuantity Quantity
Observation.value[x].valueCodeableConcept CodeableConcept
Observation.value[x].valueString string
Observation.value[x].valueBoolean boolean
Observation.value[x].valueInteger integer
Observation.value[x].valueRatio Ratio
Observation.value[x].valueDateTime dateTime
Observation.method 0..1 CodeableConcept How it was done
Binding: ObservationMethod (required)
Observation.specimen 0..1 Reference(PH Specimen) Specimen used for this observation

doco Documentation for this format

Terminology Bindings

Path Status Usage ValueSet Version Source
Observation.status Base required ObservationStatus 📍4.0.1 FHIR Std.
Observation.code Base example LOINC Codes 📍4.0.1 FHIR Std.
Observation.value[x] Base required Observation Value 📦0.1.0 This IG
Observation.method Base required ObservationMethod 📦3.0.0 THO v7.4

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()

Differential View

This structure is derived from Observation

NameFlagsCard.TypeDescription & Constraints    Filter: doco
Observation 0..* Observation Measurements and simple assertions
Observation.meta
Observation.meta.Slices for extension Content/Rules for all slices
Observation.meta.Slices for extension.extension:hfRecordedDate 0..1 dateTime The recorded date indicating when the record was uploaded by the health facility.
URL: https://nhdr.gov.ph/fhir/StructureDefinition/HFRecordedDate
Observation.meta.Slices for extension.extension:hfLastUpdated 0..* dateTime The date indicating when the record was last updated by the health facility.
URL: https://nhdr.gov.ph/fhir/StructureDefinition/HFLastUpdated
Observation.meta.lastUpdated 0..1 instant When the resource was uploaded to the NHDR.
Observation.implicitRules 0..0 A set of rules under which this content was created
Observation.language 0..0 Language of the resource content
Observation.text 0..0 Text summary of the resource, for human interpretation
Observation.contained 0..0 Contained, inline Resources
Observation.Slices for extension 0..* Extension Extension
Slice: Unordered, Open by value:url
Slicing Note: The rules on this element (including its children) apply to all the slices, but are not repeated in them
Observation.Slices for extension.extension:address 0..* PH_Address Address (Extension)
URL: https://nhdr.gov.ph/fhir/StructureDefinition/ExtAddress
Observation.modifierExtension 0..0 Extension
Observation.basedOn 0..0 Fulfills plan, proposal or order
Observation.partOf 0..0 Part of referenced event
Observation.subject 0..1 Reference(PH Patient) Who and/or what the observation is about
Observation.focus 0..0 What the observation is about, when it is not about the subject of record
Observation.encounter 0..1 Reference(PH Encounter) Healthcare event during which this observation is made
Observation.effective[x] 0..1 dateTime Clinically relevant time/time-period for observation
Observation.issued 0..0 Date/Time this version was made available
Observation.performer 0..* Reference(PH Practitioner) Who is responsible for the observation
Observation.value[x] 0..1 Actual result
Binding: Observation Value (required)
Observation.value[x].valueQuantity Quantity
Observation.value[x].valueCodeableConcept CodeableConcept
Observation.value[x].valueString string
Observation.value[x].valueBoolean boolean
Observation.value[x].valueInteger integer
Observation.value[x].valueRatio Ratio
Observation.value[x].valueDateTime dateTime
Observation.method 0..1 CodeableConcept How it was done
Binding: ObservationMethod (required)
Observation.specimen 0..1 Reference(PH Specimen) Specimen used for this observation
Observation.device 0..0 (Measurement) Device
Observation.referenceRange 0..0 Provides guide for interpretation
Observation.hasMember 0..0 Related resource that belongs to the Observation group
Observation.derivedFrom 0..0 Related measurements the observation is made from
Observation.component
Observation.component.dataAbsentReason 0..0 Why the component result is missing
Observation.component.referenceRange 0..0 Provides guide for interpretation of component result

doco Documentation for this format

Terminology Bindings (Differential)

Path Status Usage ValueSet Version Source
Observation.value[x] Base required Observation Value 📦0.1.0 This IG
Observation.method Base required ObservationMethod 📦3.0.0 THO v7.4

Snapshot View

NameFlagsCard.TypeDescription & Constraints    Filter: doco
Observation C 0..* Observation Measurements and simple assertions
Constraints: obs-6, obs-7
Observation.id This element is included in summaries. 0..1 id Logical id of this artifact
Observation.meta This element is included in summaries. 0..1 Meta Metadata about the resource
Observation.meta.id 0..1 string Unique id for inter-element referencing
Observation.meta.Slices for extension 0..* Extension Additional content defined by implementations
Slice: Unordered, Open by value:url
Observation.meta.Slices for extension.extension:hfRecordedDate 0..1 dateTime The recorded date indicating when the record was uploaded by the health facility.
URL: https://nhdr.gov.ph/fhir/StructureDefinition/HFRecordedDate
Observation.meta.Slices for extension.extension:hfLastUpdated 0..* dateTime The date indicating when the record was last updated by the health facility.
URL: https://nhdr.gov.ph/fhir/StructureDefinition/HFLastUpdated
Observation.meta.versionId This element is included in summaries. 0..1 id Version specific identifier
Observation.meta.lastUpdated This element is included in summaries. 0..1 instant When the resource was uploaded to the NHDR.
Observation.meta.source This element is included in summaries. 0..1 uri Identifies where the resource comes from
Observation.meta.profile This element is included in summaries. 0..* canonical(StructureDefinition) Profiles this resource claims to conform to
Observation.meta.security This element is included in summaries. 0..* Coding Security Labels applied to this resource
Binding: All Security Labels (extensible): Security Labels from the Healthcare Privacy and Security Classification System.
Observation.meta.tag This element is included in summaries. 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".
Observation.Slices for extension 0..* Extension Extension
Slice: Unordered, Open by value:url

Slicing Note: The rules on this element (including its children) apply to all the slices, but are not repeated in them
Observation.Slices for extension.extension:address 0..* PH_Address Address (Extension)
URL: https://nhdr.gov.ph/fhir/StructureDefinition/ExtAddress
Observation.identifier This element is included in summaries. 0..* Identifier Business Identifier for observation
Observation.status This element is a modifier element. This element is included in summaries. 1..1 code registered | preliminary | final | amended +
Binding: ObservationStatus (required): Codes providing the status of an observation.
Observation.category 0..* CodeableConcept Classification of type of observation
Binding: ObservationCategoryCodes (preferred): Codes for high level observation categories.
Observation.code This element is included in summaries. 1..1 CodeableConcept Type of observation (code / type)
Binding: LOINCCodes (example): Codes identifying names of simple observations.
Observation.subject This element is included in summaries. 0..1 Reference(PH Patient) Who and/or what the observation is about
Observation.encounter This element is included in summaries. 0..1 Reference(PH Encounter) Healthcare event during which this observation is made
Observation.effective[x] This element is included in summaries. 0..1 dateTime Clinically relevant time/time-period for observation
Observation.performer This element is included in summaries. 0..* Reference(PH Practitioner) Who is responsible for the observation
Observation.value[x] This element is included in summaries. C 0..1 Actual result
Binding: Observation Value (required)
Observation.value[x].valueQuantity Quantity
Observation.value[x].valueCodeableConcept CodeableConcept
Observation.value[x].valueString string
Observation.value[x].valueBoolean boolean
Observation.value[x].valueInteger integer
Observation.value[x].valueRatio Ratio
Observation.value[x].valueDateTime dateTime
Observation.dataAbsentReason C 0..1 CodeableConcept Why the result is missing
Binding: DataAbsentReason (extensible): Codes specifying why the result (Observation.value[x]) is missing.
Observation.interpretation 0..* CodeableConcept High, low, normal, etc.
Binding: ObservationInterpretationCodes (extensible): Codes identifying interpretations of observations.
Observation.note 0..* Annotation Comments about the observation
Observation.bodySite 0..1 CodeableConcept Observed body part
Binding: SNOMEDCTBodyStructures (example): Codes describing anatomical locations. May include laterality.
Observation.method 0..1 CodeableConcept How it was done
Binding: ObservationMethod (required)
Observation.specimen 0..1 Reference(PH Specimen) Specimen used for this observation
Observation.component This element is included in summaries. 0..* BackboneElement Component results
Observation.component.id 0..1 string Unique id for inter-element referencing
Observation.component.extension 0..* Extension Additional content defined by implementations
Observation.component.modifierExtension This element is a modifier element. This element is included in summaries. 0..* Extension Extensions that cannot be ignored even if unrecognized
Observation.component.code This element is included in summaries. 1..1 CodeableConcept Type of component observation (code / type)
Binding: LOINCCodes (example): Codes identifying names of simple observations.
Observation.component.value[x] This element is included in summaries. 0..1 Actual component result
Observation.component.value[x].valueQuantity Quantity
Observation.component.value[x].valueCodeableConcept CodeableConcept
Observation.component.value[x].valueString string
Observation.component.value[x].valueBoolean boolean
Observation.component.value[x].valueInteger integer
Observation.component.value[x].valueRange Range
Observation.component.value[x].valueRatio Ratio
Observation.component.value[x].valueSampledData SampledData
Observation.component.value[x].valueTime time
Observation.component.value[x].valueDateTime dateTime
Observation.component.value[x].valuePeriod Period
Observation.component.interpretation 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.meta.security Base extensible SecurityLabels 📍4.0.1 FHIR Std.
Observation.meta.tag Base example Common Tags 📍4.0.1 FHIR Std.
Observation.status Base required ObservationStatus 📍4.0.1 FHIR Std.
Observation.category Base preferred Observation Category Codes 📍4.0.1 FHIR Std.
Observation.code Base example LOINC Codes 📍4.0.1 FHIR Std.
Observation.value[x] Base required Observation Value 📦0.1.0 This IG
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 required ObservationMethod 📦3.0.0 THO v7.4
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.component.​code Base example 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()
sqty-1 error Observation.referenceRange.low, Observation.referenceRange.high The comparator is not used on a SimpleQuantity comparator.empty()

 

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