Bangladesh Core FHIR Implementation Guide
0.5.0 - Published by DGHS, MoHFW
Bangladesh Core FHIR Implementation Guide
0.5.0 - Published by DGHS, MoHFW
Bangladesh Core FHIR Implementation Guide - Published by Ministry of Health and Family Welfare. See the Directory of published versions
| Official URL: https://fhir.dghs.gov.bd/core/StructureDefinition/bd-observation | Version: 0.5.0 | |||
| Standards status: Informative | Maturity Level: 1 | Computable Name: BDObservationProfile | ||
Base observation profile for Bangladesh. This is an abstract-style base profile from which all BD-Core observation profiles are derived. It is not intended to be used directly in clinical resources — use a derived profile instead.
Derived profiles (v0.4.0):
Planned derived profiles (future versions):
Usages:
You can also check for usages in the FHIR IG Statistics
Description of Profiles, Differentials, Snapshots and how the different presentations work.
| Name | Flags | Card. | Type | Description & Constraints Filter:  |
|---|---|---|---|---|
  Observation |
C | 0..* | Observation | Measurements and simple assertions Constraints: obs-6, obs-7 |
  implicitRules |
0..1 | uri | A set of rules under which this content was created | |
 modifierExtension |
0..* | Extension | Extensions that cannot be ignored | |
  identifier |
0..* | Identifier | Business Identifier for observation | |
 use |
0..1 | code | usual | official | temp | secondary | old (If known) Binding: IdentifierUse (required): Identifies the purpose for this identifier, if known . | |
 value |
1..1 | string | The value that is unique Example General: 123456 | |
| status |
1..1 | code | registered | preliminary | final | amended + Binding: ObservationStatus (required): Codes providing the status of an observation. | |
| category |
1..* | CodeableConcept | Classification of type of observation Binding: ObservationCategoryCodes (preferred) | |
| code |
1..1 | CodeableConcept | Type of observation (code / type) Binding: LOINCCodes (example) | |
 subject |
1..1 | Reference(Patient) | Who and/or what the observation is about | |
| reference |
C | 1..1 | string | Literal reference, Relative, internal or absolute URL |
| display |
1..1 | string | Text alternative for the resource | |
| encounter |
1..1 | Reference(Encounter) | Healthcare event during which this observation is made | |
| reference |
C | 1..1 | string | Literal reference, Relative, internal or absolute URL |
| issued |
0..1 | instant | Date/Time this version was made available | |
| performer |
1..* | Reference(Practitioner | PractitionerRole | Organization | CareTeam | Patient | RelatedPerson) | Who is responsible for the observation | |
| reference |
C | 1..1 | string | Literal reference, Relative, internal or absolute URL |
 Slices for value[x] |
C | 0..1 | Actual result Slice: Unordered, Closed by type:$this Slicing Note: The rules on this element (including its children) apply to all the slices, but are not repeated in them Other type slices that contain no new information are not shown in this view | |
 valueQuantity |
Quantity | |||
| valueCodeableConcept |
CodeableConcept | |||
| valueString |
string | |||
| valueBoolean |
boolean | |||
| valueInteger |
integer | |||
| valueRange |
Range | |||
| valueRatio |
Ratio | |||
| valueSampledData |
SampledData | |||
| valueTime |
time | |||
| valueDateTime |
dateTime | |||
| valuePeriod |
Period | |||
  value[x]:valueQuantity |
C | 0..1 | Quantity | Actual result |
  comparator |
0..1 | code | < | <= | >= | > - how to understand the value Binding: QuantityComparator (required): How the Quantity should be understood and represented. | |
 system |
C | 0..1 | uri | System that defines coded unit form Required Pattern: http://unitsofmeasure.org |
| interpretation |
0..* | CodeableConcept | High, low, normal, etc. Binding: ObservationInterpretationCodes (extensible) | |
| method |
0..1 | CodeableConcept | How it was done Binding: ObservationMethods (extensible) | |
| specimen |
0..1 | Reference(Specimen) | Specimen used for this observation | |
| referenceRange |
C | 0..* | BackboneElement | Provides guide for interpretation Constraints: obs-3 |
| modifierExtension |
0..* | Extension | Extensions that cannot be ignored even if unrecognized | |
| hasMember |
0..* | Reference(Observation | QuestionnaireResponse | MolecularSequence) | Related resource that belongs to the Observation group | |
| derivedFrom |
0..* | Reference(DocumentReference | ImagingStudy | Media | QuestionnaireResponse | Observation | MolecularSequence) | Related measurements the observation is made from | |
| Documentation for this format | ||||
| Path | Status | Usage | ValueSet | Version | Source |
| Observation.identifier.use | Base | required | IdentifierUse | 📍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]:valueQuantity.comparator | Base | required | QuantityComparator | 📍4.0.1 | FHIR Std. |
| Observation.interpretation | Base | extensible | Observation Interpretation Codes | 📦4.0.1 | FHIR Std. |
| Observation.method | Base | extensible | Observation Methods | 📦4.0.1 | FHIR Std. |
| 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()
|
This structure is derived from Observation
| Name | Flags | Card. | Type | Description & Constraints Filter: |
|---|---|---|---|---|
| Observation |
0..* | Observation | Measurements and simple assertions | |
 identifier |
0..* | Identifier | Business Identifier for observation | |
| value |
1..1 | string | The value that is unique | |
| category |
1..* | CodeableConcept | Classification of type of observation Binding: ObservationCategoryCodes (preferred) | |
| code |
1..1 | CodeableConcept | Type of observation (code / type) Binding: LOINCCodes (example) | |
| subject |
1..1 | Reference(Patient) | Who and/or what the observation is about | |
| reference |
1..1 | string | Literal reference, Relative, internal or absolute URL | |
| display |
1..1 | string | Text alternative for the resource | |
| encounter |
1..1 | Reference(Encounter) | Healthcare event during which this observation is made | |
| reference |
1..1 | string | Literal reference, Relative, internal or absolute URL | |
| issued |
0..1 | instant | Date/Time this version was made available | |
| performer |
1..* | Reference(Practitioner | PractitionerRole | Organization | CareTeam | Patient | RelatedPerson) | Who is responsible for the observation | |
| reference |
1..1 | string | Literal reference, Relative, internal or absolute URL | |
| Slices for value[x] |
0..1 | Quantity, CodeableConcept, string, boolean, integer, Range, Ratio, SampledData, time, dateTime, Period | Actual result Slice: Unordered, Open by type:$this Slicing Note: The rules on this element (including its children) apply to all the slices, but are not repeated in them Other type slices that contain no new information are not shown in this view | |
| value[x]:valueQuantity |
0..1 | Quantity | Actual result | |
| system |
0..1 | uri | System that defines coded unit form Required Pattern: http://unitsofmeasure.org | |
| interpretation |
0..* | CodeableConcept | High, low, normal, etc. Binding: ObservationInterpretationCodes (extensible) | |
| method |
0..1 | CodeableConcept | How it was done Binding: ObservationMethods (extensible) | |
| specimen |
0..1 | Reference(Specimen) | Specimen used for this observation | |
| referenceRange |
0..* | BackboneElement | Provides guide for interpretation | |
| hasMember |
0..* | Reference(Observation | QuestionnaireResponse | MolecularSequence) | Related resource that belongs to the Observation group | |
| derivedFrom |
0..* | Reference(DocumentReference | ImagingStudy | Media | QuestionnaireResponse | Observation | MolecularSequence) | Related measurements the observation is made from | |
| Documentation for this format | ||||
| Path | Status | Usage | ValueSet | Version | Source |
| Observation.category | Base | preferred | Observation Category Codes | 📦4.0.1 | FHIR Std. |
| Observation.code | Base | example | LOINC Codes | 📦4.0.1 | FHIR Std. |
| Observation.interpretation | Base | extensible | Observation Interpretation Codes | 📦4.0.1 | FHIR Std. |
| Observation.method | Base | extensible | Observation Methods | 📦4.0.1 | FHIR Std. |
| Name | Flags | Card. | Type | Description & Constraints Filter: | ||||
|---|---|---|---|---|---|---|---|---|
| Observation |
C | 0..* | Observation | Measurements and simple assertions Constraints: obs-6, obs-7 | ||||
| id |
0..1 | id | Logical id of this artifact | |||||
| meta |
0..1 | Meta | Metadata about the resource | |||||
| implicitRules |
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.
| |||||
| 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 |
0..* | Identifier | Business Identifier for 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 | |||||
| use |
0..1 | code | usual | official | temp | secondary | old (If known) Binding: IdentifierUse (required): Identifies the purpose for this identifier, if known . | |||||
| type |
0..1 | CodeableConcept | Description of identifier Binding: Identifier Type Codes (extensible): A coded type for an identifier that can be used to determine which identifier to use for a specific purpose. | |||||
| system |
0..1 | uri | The namespace for the identifier value Example General: http://www.acme.com/identifiers/patient | |||||
| value |
1..1 | string | The value that is unique Example General: 123456 | |||||
| period |
0..1 | Period | Time period when id is/was valid for use | |||||
| assigner |
0..1 | Reference(Organization) | Organization that issued id (may be just text) | |||||
| basedOn |
0..* | Reference(CarePlan | DeviceRequest | ImmunizationRecommendation | MedicationRequest | NutritionOrder | ServiceRequest) | Fulfills plan, proposal or order | |||||
| partOf |
0..* | Reference(MedicationAdministration | MedicationDispense | MedicationStatement | Procedure | Immunization | ImagingStudy) | Part of referenced event | |||||
| status |
1..1 | code | registered | preliminary | final | amended + Binding: ObservationStatus (required): Codes providing the status of an observation. | |||||
| category |
1..* | CodeableConcept | Classification of type of observation Binding: ObservationCategoryCodes (preferred) | |||||
| code |
1..1 | CodeableConcept | Type of observation (code / type) Binding: LOINCCodes (example) | |||||
| subject |
1..1 | Reference(Patient) | 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 |
C | 1..1 | string | Literal reference, Relative, internal or absolute URL | ||||
| type |
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 |
0..1 | Identifier | Logical reference, when literal reference is not known | |||||
| display |
1..1 | string | Text alternative for the resource | |||||
| focus |
0..* | Reference(Resource) | What the observation is about, when it is not about the subject of record | |||||
| encounter |
1..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 |
C | 1..1 | string | Literal reference, Relative, internal or absolute URL | ||||
| type |
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 |
0..1 | Identifier | Logical reference, when literal reference is not known | |||||
| display |
0..1 | string | Text alternative for the resource | |||||
 effective[x] |
0..1 | Clinically relevant time/time-period for observation | ||||||
| effectiveDateTime |
dateTime | |||||||
| effectivePeriod |
Period | |||||||
| effectiveTiming |
Timing | |||||||
| effectiveInstant |
instant | |||||||
| issued |
0..1 | instant | Date/Time this version was made available | |||||
| performer |
1..* | Reference(Practitioner | PractitionerRole | Organization | CareTeam | Patient | RelatedPerson) | Who is responsible for the 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 |
C | 1..1 | string | Literal reference, Relative, internal or absolute URL | ||||
| type |
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 |
0..1 | Identifier | Logical reference, when literal reference is not known | |||||
| display |
0..1 | string | Text alternative for the resource | |||||
| Slices for value[x] |
C | 0..1 | Actual result Slice: Unordered, Closed by type:$this Slicing Note: The rules on this element (including its children) apply to all the slices, but are not repeated in them Other type slices that contain no new information are not shown in this view | |||||
| valueQuantity |
Quantity | |||||||
| valueCodeableConcept |
CodeableConcept | |||||||
| valueString |
string | |||||||
| valueBoolean |
boolean | |||||||
| valueInteger |
integer | |||||||
| valueRange |
Range | |||||||
| valueRatio |
Ratio | |||||||
| valueSampledData |
SampledData | |||||||
| valueTime |
time | |||||||
| valueDateTime |
dateTime | |||||||
| valuePeriod |
Period | |||||||
| value[x]:valueQuantity |
C | 0..1 | Quantity | Actual result | ||||
| id |
0..1 | string | Unique id for inter-element referencing | |||||
| extension |
0..* | Extension | Additional content defined by implementations Slice: Unordered, Open by value:url | |||||
| value |
0..1 | decimal | Numerical value (with implicit precision) | |||||
| comparator |
0..1 | code | < | <= | >= | > - how to understand the value Binding: QuantityComparator (required): How the Quantity should be understood and represented. | |||||
| unit |
0..1 | string | Unit representation | |||||
| system |
C | 0..1 | uri | System that defines coded unit form Required Pattern: http://unitsofmeasure.org | ||||
| code |
0..1 | code | Coded form of the unit | |||||
| dataAbsentReason |
C | 0..1 | CodeableConcept | Why the result is missing Binding: DataAbsentReason (extensible): Codes specifying why the result (Observation.value[x]) is missing. | ||||
| interpretation |
0..* | CodeableConcept | High, low, normal, etc. Binding: ObservationInterpretationCodes (extensible) | |||||
| note |
0..* | Annotation | Comments about the observation | |||||
| bodySite |
0..1 | CodeableConcept | Observed body part Binding: SNOMEDCTBodyStructures (example): Codes describing anatomical locations. May include laterality. | |||||
| method |
0..1 | CodeableConcept | How it was done Binding: ObservationMethods (extensible) | |||||
| specimen |
0..1 | Reference(Specimen) | Specimen used for this observation | |||||
| 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 |
0..* | Extension | Extensions that cannot be ignored even if unrecognized | |||||
| low |
C | 0..1 | SimpleQuantity(4.0.1) | Low Range, if relevant Constraints: sqty-1 | ||||
| high |
C | 0..1 | SimpleQuantity(4.0.1) | High Range, if relevant Constraints: sqty-1 | ||||
| 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 |
0..* | Reference(Observation | QuestionnaireResponse | MolecularSequence) | Related resource that belongs to the Observation group | |||||
| derivedFrom |
0..* | Reference(DocumentReference | ImagingStudy | Media | QuestionnaireResponse | Observation | MolecularSequence) | Related measurements the observation is made from | |||||
 component |
0..* | BackboneElement | Component results | |||||
| id |
0..1 | string | Unique id for inter-element referencing | |||||
| extension |
0..* | Extension | Additional content defined by implementations | |||||
| modifierExtension |
0..* | Extension | Extensions that cannot be ignored even if unrecognized | |||||
| code |
1..1 | CodeableConcept | Type of component observation (code / type) Binding: LOINCCodes (example): Codes identifying names of simple observations. | |||||
| value[x] |
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 |
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 | |||||
| Documentation for this format | ||||||||
| Path | Status | Usage | ValueSet | Version | Source |
| Observation.language | Base | preferred | Common Languages | 📍4.0.1 | FHIR Std. |
| Observation.identifier.use | Base | required | IdentifierUse | 📍4.0.1 | FHIR Std. |
| Observation.identifier.type | Base | extensible | IdentifierType | 📍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.subject.type | Base | extensible | ResourceType | 📍4.0.1 | FHIR Std. |
| Observation.encounter.type | Base | extensible | ResourceType | 📍4.0.1 | FHIR Std. |
| Observation.performer.type | Base | extensible | ResourceType | 📍4.0.1 | FHIR Std. |
| Observation.value[x]:valueQuantity.comparator | Base | required | QuantityComparator | 📍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.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.dataAbsentReason | Base | extensible | DataAbsentReason | 📍4.0.1 | FHIR Std. |
| Observation.component.interpretation | Base | extensible | Observation Interpretation Codes | 📍4.0.1 | FHIR Std. |
| 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()
|
| sqty-1 | error | Observation.referenceRange.low, Observation.referenceRange.high | The comparator is not used on a SimpleQuantity |
comparator.empty()
|
This structure is derived from Observation
Key Elements View
| Name | Flags | Card. | Type | Description & Constraints Filter: |
|---|---|---|---|---|
| Observation |
C | 0..* | Observation | Measurements and simple assertions Constraints: obs-6, obs-7 |
| implicitRules |
0..1 | uri | A set of rules under which this content was created | |
| modifierExtension |
0..* | Extension | Extensions that cannot be ignored | |
| identifier |
0..* | Identifier | Business Identifier for observation | |
| use |
0..1 | code | usual | official | temp | secondary | old (If known) Binding: IdentifierUse (required): Identifies the purpose for this identifier, if known . | |
| value |
1..1 | string | The value that is unique Example General: 123456 | |
| status |
1..1 | code | registered | preliminary | final | amended + Binding: ObservationStatus (required): Codes providing the status of an observation. | |
| category |
1..* | CodeableConcept | Classification of type of observation Binding: ObservationCategoryCodes (preferred) | |
| code |
1..1 | CodeableConcept | Type of observation (code / type) Binding: LOINCCodes (example) | |
| subject |
1..1 | Reference(Patient) | Who and/or what the observation is about | |
| reference |
C | 1..1 | string | Literal reference, Relative, internal or absolute URL |
| display |
1..1 | string | Text alternative for the resource | |
| encounter |
1..1 | Reference(Encounter) | Healthcare event during which this observation is made | |
| reference |
C | 1..1 | string | Literal reference, Relative, internal or absolute URL |
| issued |
0..1 | instant | Date/Time this version was made available | |
| performer |
1..* | Reference(Practitioner | PractitionerRole | Organization | CareTeam | Patient | RelatedPerson) | Who is responsible for the observation | |
| reference |
C | 1..1 | string | Literal reference, Relative, internal or absolute URL |
| Slices for value[x] |
C | 0..1 | Actual result Slice: Unordered, Closed by type:$this Slicing Note: The rules on this element (including its children) apply to all the slices, but are not repeated in them Other type slices that contain no new information are not shown in this view | |
| valueQuantity |
Quantity | |||
| valueCodeableConcept |
CodeableConcept | |||
| valueString |
string | |||
| valueBoolean |
boolean | |||
| valueInteger |
integer | |||
| valueRange |
Range | |||
| valueRatio |
Ratio | |||
| valueSampledData |
SampledData | |||
| valueTime |
time | |||
| valueDateTime |
dateTime | |||
| valuePeriod |
Period | |||
| value[x]:valueQuantity |
C | 0..1 | Quantity | Actual result |
| comparator |
0..1 | code | < | <= | >= | > - how to understand the value Binding: QuantityComparator (required): How the Quantity should be understood and represented. | |
| system |
C | 0..1 | uri | System that defines coded unit form Required Pattern: http://unitsofmeasure.org |
| interpretation |
0..* | CodeableConcept | High, low, normal, etc. Binding: ObservationInterpretationCodes (extensible) | |
| method |
0..1 | CodeableConcept | How it was done Binding: ObservationMethods (extensible) | |
| specimen |
0..1 | Reference(Specimen) | Specimen used for this observation | |
| referenceRange |
C | 0..* | BackboneElement | Provides guide for interpretation Constraints: obs-3 |
| modifierExtension |
0..* | Extension | Extensions that cannot be ignored even if unrecognized | |
| hasMember |
0..* | Reference(Observation | QuestionnaireResponse | MolecularSequence) | Related resource that belongs to the Observation group | |
| derivedFrom |
0..* | Reference(DocumentReference | ImagingStudy | Media | QuestionnaireResponse | Observation | MolecularSequence) | Related measurements the observation is made from | |
| Documentation for this format | ||||
| Path | Status | Usage | ValueSet | Version | Source |
| Observation.identifier.use | Base | required | IdentifierUse | 📍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]:valueQuantity.comparator | Base | required | QuantityComparator | 📍4.0.1 | FHIR Std. |
| Observation.interpretation | Base | extensible | Observation Interpretation Codes | 📦4.0.1 | FHIR Std. |
| Observation.method | Base | extensible | Observation Methods | 📦4.0.1 | FHIR Std. |
| 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()
|
Differential View
This structure is derived from Observation
| Name | Flags | Card. | Type | Description & Constraints Filter: |
|---|---|---|---|---|
| Observation |
0..* | Observation | Measurements and simple assertions | |
| identifier |
0..* | Identifier | Business Identifier for observation | |
| value |
1..1 | string | The value that is unique | |
| category |
1..* | CodeableConcept | Classification of type of observation Binding: ObservationCategoryCodes (preferred) | |
| code |
1..1 | CodeableConcept | Type of observation (code / type) Binding: LOINCCodes (example) | |
| subject |
1..1 | Reference(Patient) | Who and/or what the observation is about | |
| reference |
1..1 | string | Literal reference, Relative, internal or absolute URL | |
| display |
1..1 | string | Text alternative for the resource | |
| encounter |
1..1 | Reference(Encounter) | Healthcare event during which this observation is made | |
| reference |
1..1 | string | Literal reference, Relative, internal or absolute URL | |
| issued |
0..1 | instant | Date/Time this version was made available | |
| performer |
1..* | Reference(Practitioner | PractitionerRole | Organization | CareTeam | Patient | RelatedPerson) | Who is responsible for the observation | |
| reference |
1..1 | string | Literal reference, Relative, internal or absolute URL | |
| Slices for value[x] |
0..1 | Quantity, CodeableConcept, string, boolean, integer, Range, Ratio, SampledData, time, dateTime, Period | Actual result Slice: Unordered, Open by type:$this Slicing Note: The rules on this element (including its children) apply to all the slices, but are not repeated in them Other type slices that contain no new information are not shown in this view | |
| value[x]:valueQuantity |
0..1 | Quantity | Actual result | |
| system |
0..1 | uri | System that defines coded unit form Required Pattern: http://unitsofmeasure.org | |
| interpretation |
0..* | CodeableConcept | High, low, normal, etc. Binding: ObservationInterpretationCodes (extensible) | |
| method |
0..1 | CodeableConcept | How it was done Binding: ObservationMethods (extensible) | |
| specimen |
0..1 | Reference(Specimen) | Specimen used for this observation | |
| referenceRange |
0..* | BackboneElement | Provides guide for interpretation | |
| hasMember |
0..* | Reference(Observation | QuestionnaireResponse | MolecularSequence) | Related resource that belongs to the Observation group | |
| derivedFrom |
0..* | Reference(DocumentReference | ImagingStudy | Media | QuestionnaireResponse | Observation | MolecularSequence) | Related measurements the observation is made from | |
| Documentation for this format | ||||
| Path | Status | Usage | ValueSet | Version | Source |
| Observation.category | Base | preferred | Observation Category Codes | 📦4.0.1 | FHIR Std. |
| Observation.code | Base | example | LOINC Codes | 📦4.0.1 | FHIR Std. |
| Observation.interpretation | Base | extensible | Observation Interpretation Codes | 📦4.0.1 | FHIR Std. |
| Observation.method | Base | extensible | Observation Methods | 📦4.0.1 | FHIR Std. |
Snapshot View
| Name | Flags | Card. | Type | Description & Constraints Filter: | ||||
|---|---|---|---|---|---|---|---|---|
| Observation |
C | 0..* | Observation | Measurements and simple assertions Constraints: obs-6, obs-7 | ||||
| id |
0..1 | id | Logical id of this artifact | |||||
| meta |
0..1 | Meta | Metadata about the resource | |||||
| implicitRules |
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.
| |||||
| 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 |
0..* | Identifier | Business Identifier for 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 | |||||
| use |
0..1 | code | usual | official | temp | secondary | old (If known) Binding: IdentifierUse (required): Identifies the purpose for this identifier, if known . | |||||
| type |
0..1 | CodeableConcept | Description of identifier Binding: Identifier Type Codes (extensible): A coded type for an identifier that can be used to determine which identifier to use for a specific purpose. | |||||
| system |
0..1 | uri | The namespace for the identifier value Example General: http://www.acme.com/identifiers/patient | |||||
| value |
1..1 | string | The value that is unique Example General: 123456 | |||||
| period |
0..1 | Period | Time period when id is/was valid for use | |||||
| assigner |
0..1 | Reference(Organization) | Organization that issued id (may be just text) | |||||
| basedOn |
0..* | Reference(CarePlan | DeviceRequest | ImmunizationRecommendation | MedicationRequest | NutritionOrder | ServiceRequest) | Fulfills plan, proposal or order | |||||
| partOf |
0..* | Reference(MedicationAdministration | MedicationDispense | MedicationStatement | Procedure | Immunization | ImagingStudy) | Part of referenced event | |||||
| status |
1..1 | code | registered | preliminary | final | amended + Binding: ObservationStatus (required): Codes providing the status of an observation. | |||||
| category |
1..* | CodeableConcept | Classification of type of observation Binding: ObservationCategoryCodes (preferred) | |||||
| code |
1..1 | CodeableConcept | Type of observation (code / type) Binding: LOINCCodes (example) | |||||
| subject |
1..1 | Reference(Patient) | 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 |
C | 1..1 | string | Literal reference, Relative, internal or absolute URL | ||||
| type |
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 |
0..1 | Identifier | Logical reference, when literal reference is not known | |||||
| display |
1..1 | string | Text alternative for the resource | |||||
| focus |
0..* | Reference(Resource) | What the observation is about, when it is not about the subject of record | |||||
| encounter |
1..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 |
C | 1..1 | string | Literal reference, Relative, internal or absolute URL | ||||
| type |
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 |
0..1 | Identifier | Logical reference, when literal reference is not known | |||||
| display |
0..1 | string | Text alternative for the resource | |||||
| effective[x] |
0..1 | Clinically relevant time/time-period for observation | ||||||
| effectiveDateTime |
dateTime | |||||||
| effectivePeriod |
Period | |||||||
| effectiveTiming |
Timing | |||||||
| effectiveInstant |
instant | |||||||
| issued |
0..1 | instant | Date/Time this version was made available | |||||
| performer |
1..* | Reference(Practitioner | PractitionerRole | Organization | CareTeam | Patient | RelatedPerson) | Who is responsible for the 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 |
C | 1..1 | string | Literal reference, Relative, internal or absolute URL | ||||
| type |
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 |
0..1 | Identifier | Logical reference, when literal reference is not known | |||||
| display |
0..1 | string | Text alternative for the resource | |||||
| Slices for value[x] |
C | 0..1 | Actual result Slice: Unordered, Closed by type:$this Slicing Note: The rules on this element (including its children) apply to all the slices, but are not repeated in them Other type slices that contain no new information are not shown in this view | |||||
| valueQuantity |
Quantity | |||||||
| valueCodeableConcept |
CodeableConcept | |||||||
| valueString |
string | |||||||
| valueBoolean |
boolean | |||||||
| valueInteger |
integer | |||||||
| valueRange |
Range | |||||||
| valueRatio |
Ratio | |||||||
| valueSampledData |
SampledData | |||||||
| valueTime |
time | |||||||
| valueDateTime |
dateTime | |||||||
| valuePeriod |
Period | |||||||
| value[x]:valueQuantity |
C | 0..1 | Quantity | Actual result | ||||
| id |
0..1 | string | Unique id for inter-element referencing | |||||
| extension |
0..* | Extension | Additional content defined by implementations Slice: Unordered, Open by value:url | |||||
| value |
0..1 | decimal | Numerical value (with implicit precision) | |||||
| comparator |
0..1 | code | < | <= | >= | > - how to understand the value Binding: QuantityComparator (required): How the Quantity should be understood and represented. | |||||
| unit |
0..1 | string | Unit representation | |||||
| system |
C | 0..1 | uri | System that defines coded unit form Required Pattern: http://unitsofmeasure.org | ||||
| code |
0..1 | code | Coded form of the unit | |||||
| dataAbsentReason |
C | 0..1 | CodeableConcept | Why the result is missing Binding: DataAbsentReason (extensible): Codes specifying why the result (Observation.value[x]) is missing. | ||||
| interpretation |
0..* | CodeableConcept | High, low, normal, etc. Binding: ObservationInterpretationCodes (extensible) | |||||
| note |
0..* | Annotation | Comments about the observation | |||||
| bodySite |
0..1 | CodeableConcept | Observed body part Binding: SNOMEDCTBodyStructures (example): Codes describing anatomical locations. May include laterality. | |||||
| method |
0..1 | CodeableConcept | How it was done Binding: ObservationMethods (extensible) | |||||
| specimen |
0..1 | Reference(Specimen) | Specimen used for this observation | |||||
| 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 |
0..* | Extension | Extensions that cannot be ignored even if unrecognized | |||||
| low |
C | 0..1 | SimpleQuantity(4.0.1) | Low Range, if relevant Constraints: sqty-1 | ||||
| high |
C | 0..1 | SimpleQuantity(4.0.1) | High Range, if relevant Constraints: sqty-1 | ||||
| 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 |
0..* | Reference(Observation | QuestionnaireResponse | MolecularSequence) | Related resource that belongs to the Observation group | |||||
| derivedFrom |
0..* | Reference(DocumentReference | ImagingStudy | Media | QuestionnaireResponse | Observation | MolecularSequence) | Related measurements the observation is made from | |||||
| component |
0..* | BackboneElement | Component results | |||||
| id |
0..1 | string | Unique id for inter-element referencing | |||||
| extension |
0..* | Extension | Additional content defined by implementations | |||||
| modifierExtension |
0..* | Extension | Extensions that cannot be ignored even if unrecognized | |||||
| code |
1..1 | CodeableConcept | Type of component observation (code / type) Binding: LOINCCodes (example): Codes identifying names of simple observations. | |||||
| value[x] |
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 |
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 | |||||
| Documentation for this format | ||||||||
| Path | Status | Usage | ValueSet | Version | Source |
| Observation.language | Base | preferred | Common Languages | 📍4.0.1 | FHIR Std. |
| Observation.identifier.use | Base | required | IdentifierUse | 📍4.0.1 | FHIR Std. |
| Observation.identifier.type | Base | extensible | IdentifierType | 📍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.subject.type | Base | extensible | ResourceType | 📍4.0.1 | FHIR Std. |
| Observation.encounter.type | Base | extensible | ResourceType | 📍4.0.1 | FHIR Std. |
| Observation.performer.type | Base | extensible | ResourceType | 📍4.0.1 | FHIR Std. |
| Observation.value[x]:valueQuantity.comparator | Base | required | QuantityComparator | 📍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.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.dataAbsentReason | Base | extensible | DataAbsentReason | 📍4.0.1 | FHIR Std. |
| Observation.component.interpretation | Base | extensible | Observation Interpretation Codes | 📍4.0.1 | FHIR Std. |
| 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()
|
| sqty-1 | error | Observation.referenceRange.low, Observation.referenceRange.high | The comparator is not used on a SimpleQuantity |
comparator.empty()
|
This structure is derived from Observation
Other representations of profile: CSV, Excel, Schematron