Kids First Implementation Guide
0.1.0 - CI Build
Kids First Implementation Guide - Local Development build (v0.1.0). See the Directory of published versions
The official URL for this profile is:
http://fhir.kids-first.io/StructureDefinition/kfdrc-phenotype
Description of Profiles, Differentials, Snapshots and how the different presentations work.
This structure is derived from Observation
This structure is derived from Observation
| Name | Flags | Card. | Type | Description & Constraints![]()  | 
|---|---|---|---|---|
![]()  | 0..* | Observation | Measurements and simple assertions | |
![]() ![]()  | 0..* | Extension | Extension | |
![]() ![]()  | S | 0..1 | Age | Age at the time of phenotype observation URL: http://fhir.kids-first.io/StructureDefinition/age-at-event  | 
  Documentation for this format | ||||
| Name | Flags | Card. | Type | Description & Constraints![]()  | 
|---|---|---|---|---|
![]()  | I | 0..* | Observation | Measurements and simple assertions | 
![]() ![]()  | Σ | 0..1 | string | Logical id of this artifact | 
![]() ![]()  | ΣI | 0..1 | Meta | Metadata about the resource | 
![]() ![]()  | ?!ΣI | 0..1 | uri | A set of rules under which this content was created | 
![]() ![]()  | I | 0..1 | code | Language of the resource content Binding: CommonLanguages (preferred) Max Binding: AllLanguages  | 
![]() ![]()  | I | 0..1 | Narrative | Text summary of the resource, for human interpretation | 
![]() ![]()  | 0..* | Resource | Contained, inline Resources | |
![]() ![]()  | I | 0..* | Extension | Extension Slice: Unordered, Open by value:url  | 
![]() ![]()  | SI | 0..1 | Age | Age at the time of phenotype observation URL: http://fhir.kids-first.io/StructureDefinition/age-at-event  | 
![]() ![]()  | ?!I | 0..* | Extension | Extensions that cannot be ignored | 
![]() ![]()  | ΣI | 0..* | Identifier | Business Identifier for observation | 
![]() ![]()  | ΣI | 0..* | Reference(CarePlan | DeviceRequest | ImmunizationRecommendation | MedicationRequest | NutritionOrder | ServiceRequest) | Fulfills plan, proposal or order | 
![]() ![]()  | ΣI | 0..* | Reference(MedicationAdministration | MedicationDispense | MedicationStatement | Procedure | Immunization | ImagingStudy) | Part of referenced event | 
![]() ![]()  | ?!ΣI | 1..1 | code | registered | preliminary | final | amended + Binding: ObservationStatus (required)  | 
![]() ![]()  | I | 0..* | CodeableConcept | Classification of  type of observation Binding: ObservationCategoryCodes (preferred)  | 
![]() ![]()  | ΣI | 1..1 | CodeableConcept | Type of observation (code / type) Binding: LOINCCodes (example)  | 
![]() ![]()  | ΣI | 0..1 | Reference(Patient | Group | Device | Location) | Who and/or what the observation is about | 
![]() ![]()  | ΣI | 0..* | Reference(Resource) | What the observation is about, when it is not about the subject of record | 
![]() ![]()  | ΣI | 0..1 | Reference(Encounter) | Healthcare event during which this observation is made | 
![]() ![]()  | ΣI | 0..1 | Clinically relevant time/time-period for observation | |
![]() ![]() ![]()  | dateTime | |||
![]() ![]() ![]()  | Period | |||
![]() ![]() ![]()  | Timing | |||
![]() ![]() ![]()  | instant | |||
![]() ![]()  | ΣI | 0..1 | instant | Date/Time this version was made available | 
![]() ![]()  | ΣI | 0..* | Reference(Practitioner | PractitionerRole | Organization | CareTeam | Patient | RelatedPerson) | Who is responsible for the observation | 
![]() ![]()  | ΣI | 0..1 | Actual result | |
![]() ![]() ![]()  | Quantity | |||
![]() ![]() ![]()  | CodeableConcept | |||
![]() ![]() ![]()  | string | |||
![]() ![]() ![]()  | boolean | |||
![]() ![]() ![]()  | integer | |||
![]() ![]() ![]()  | Range | |||
![]() ![]() ![]()  | Ratio | |||
![]() ![]() ![]()  | SampledData | |||
![]() ![]() ![]()  | time | |||
![]() ![]() ![]()  | dateTime | |||
![]() ![]() ![]()  | Period | |||
![]() ![]()  | I | 0..1 | CodeableConcept | Why the result is missing Binding: DataAbsentReason (extensible)  | 
![]() ![]()  | I | 0..* | CodeableConcept | High, low, normal, etc. Binding: ObservationInterpretationCodes (extensible)  | 
![]() ![]()  | I | 0..* | Annotation | Comments about the observation | 
![]() ![]()  | I | 0..1 | CodeableConcept | Observed body part Binding: SNOMEDCTBodyStructures (example)  | 
![]() ![]()  | I | 0..1 | CodeableConcept | How it was done Binding: ObservationMethods (example)  | 
![]() ![]()  | I | 0..1 | Reference(Specimen) | Specimen used for this observation | 
![]() ![]()  | I | 0..1 | Reference(Device | DeviceMetric) | (Measurement) Device | 
![]() ![]()  | I | 0..* | BackboneElement | Provides guide for interpretation obs-3: Must have at least a low or a high or text  | 
![]() ![]() ![]()  | 0..1 | string | Unique id for inter-element referencing | |
![]() ![]() ![]()  | I | 0..* | Extension | Additional content defined by implementations | 
![]() ![]() ![]()  | ?!ΣI | 0..* | Extension | Extensions that cannot be ignored even if unrecognized | 
![]() ![]() ![]()  | I | 0..1 | SimpleQuantity | Low Range, if relevant | 
![]() ![]() ![]()  | I | 0..1 | SimpleQuantity | High Range, if relevant | 
![]() ![]() ![]()  | I | 0..1 | CodeableConcept | Reference range qualifier Binding: ObservationReferenceRangeMeaningCodes (preferred)  | 
![]() ![]() ![]()  | I | 0..* | CodeableConcept | Reference range population Binding: ObservationReferenceRangeAppliesToCodes (example)  | 
![]() ![]() ![]()  | I | 0..1 | Range | Applicable age range, if relevant | 
![]() ![]() ![]()  | I | 0..1 | string | Text based reference range in an observation | 
![]() ![]()  | ΣI | 0..* | Reference(Observation | QuestionnaireResponse | MolecularSequence) | Related resource that belongs to the Observation group | 
![]() ![]()  | ΣI | 0..* | Reference(DocumentReference | ImagingStudy | Media | QuestionnaireResponse | Observation | MolecularSequence) | Related measurements the observation is made from | 
![]() ![]()  | ΣI | 0..* | BackboneElement | Component results | 
![]() ![]() ![]()  | 0..1 | string | Unique id for inter-element referencing | |
![]() ![]() ![]()  | I | 0..* | Extension | Additional content defined by implementations | 
![]() ![]() ![]()  | ?!ΣI | 0..* | Extension | Extensions that cannot be ignored even if unrecognized | 
![]() ![]() ![]()  | ΣI | 1..1 | CodeableConcept | Type of component observation (code / type) Binding: LOINCCodes (example)  | 
![]() ![]() ![]()  | ΣI | 0..1 | Actual component result | |
![]() ![]() ![]() ![]()  | Quantity | |||
![]() ![]() ![]() ![]()  | CodeableConcept | |||
![]() ![]() ![]() ![]()  | string | |||
![]() ![]() ![]() ![]()  | boolean | |||
![]() ![]() ![]() ![]()  | integer | |||
![]() ![]() ![]() ![]()  | Range | |||
![]() ![]() ![]() ![]()  | Ratio | |||
![]() ![]() ![]() ![]()  | SampledData | |||
![]() ![]() ![]() ![]()  | time | |||
![]() ![]() ![]() ![]()  | dateTime | |||
![]() ![]() ![]() ![]()  | Period | |||
![]() ![]() ![]()  | I | 0..1 | CodeableConcept | Why the component result is missing Binding: DataAbsentReason (extensible)  | 
![]() ![]() ![]()  | I | 0..* | CodeableConcept | High, low, normal, etc. Binding: ObservationInterpretationCodes (extensible)  | 
![]() ![]() ![]()  | I | 0..* | Unknown reference to #Observation.referenceRange Provides guide for interpretation of component result  | |
  Documentation for this format | ||||
| Name | Flags | Card. | Type | Description & Constraints![]()  | 
|---|---|---|---|---|
![]()  | I | 0..* | Observation | Measurements and simple assertions | 
![]() ![]()  | I | 0..1 | Age | Age at the time of phenotype observation URL: http://fhir.kids-first.io/StructureDefinition/age-at-event  | 
  Documentation for this format | ||||
This structure is derived from Observation
Differential View
This structure is derived from Observation
| Name | Flags | Card. | Type | Description & Constraints![]()  | 
|---|---|---|---|---|
![]()  | 0..* | Observation | Measurements and simple assertions | |
![]() ![]()  | 0..* | Extension | Extension | |
![]() ![]()  | S | 0..1 | Age | Age at the time of phenotype observation URL: http://fhir.kids-first.io/StructureDefinition/age-at-event  | 
  Documentation for this format | ||||
Snapshot View
| Name | Flags | Card. | Type | Description & Constraints![]()  | 
|---|---|---|---|---|
![]()  | I | 0..* | Observation | Measurements and simple assertions | 
![]() ![]()  | Σ | 0..1 | string | Logical id of this artifact | 
![]() ![]()  | ΣI | 0..1 | Meta | Metadata about the resource | 
![]() ![]()  | ?!ΣI | 0..1 | uri | A set of rules under which this content was created | 
![]() ![]()  | I | 0..1 | code | Language of the resource content Binding: CommonLanguages (preferred) Max Binding: AllLanguages  | 
![]() ![]()  | I | 0..1 | Narrative | Text summary of the resource, for human interpretation | 
![]() ![]()  | 0..* | Resource | Contained, inline Resources | |
![]() ![]()  | I | 0..* | Extension | Extension Slice: Unordered, Open by value:url  | 
![]() ![]()  | SI | 0..1 | Age | Age at the time of phenotype observation URL: http://fhir.kids-first.io/StructureDefinition/age-at-event  | 
![]() ![]()  | ?!I | 0..* | Extension | Extensions that cannot be ignored | 
![]() ![]()  | ΣI | 0..* | Identifier | Business Identifier for observation | 
![]() ![]()  | ΣI | 0..* | Reference(CarePlan | DeviceRequest | ImmunizationRecommendation | MedicationRequest | NutritionOrder | ServiceRequest) | Fulfills plan, proposal or order | 
![]() ![]()  | ΣI | 0..* | Reference(MedicationAdministration | MedicationDispense | MedicationStatement | Procedure | Immunization | ImagingStudy) | Part of referenced event | 
![]() ![]()  | ?!ΣI | 1..1 | code | registered | preliminary | final | amended + Binding: ObservationStatus (required)  | 
![]() ![]()  | I | 0..* | CodeableConcept | Classification of  type of observation Binding: ObservationCategoryCodes (preferred)  | 
![]() ![]()  | ΣI | 1..1 | CodeableConcept | Type of observation (code / type) Binding: LOINCCodes (example)  | 
![]() ![]()  | ΣI | 0..1 | Reference(Patient | Group | Device | Location) | Who and/or what the observation is about | 
![]() ![]()  | ΣI | 0..* | Reference(Resource) | What the observation is about, when it is not about the subject of record | 
![]() ![]()  | ΣI | 0..1 | Reference(Encounter) | Healthcare event during which this observation is made | 
![]() ![]()  | ΣI | 0..1 | Clinically relevant time/time-period for observation | |
![]() ![]() ![]()  | dateTime | |||
![]() ![]() ![]()  | Period | |||
![]() ![]() ![]()  | Timing | |||
![]() ![]() ![]()  | instant | |||
![]() ![]()  | ΣI | 0..1 | instant | Date/Time this version was made available | 
![]() ![]()  | ΣI | 0..* | Reference(Practitioner | PractitionerRole | Organization | CareTeam | Patient | RelatedPerson) | Who is responsible for the observation | 
![]() ![]()  | ΣI | 0..1 | Actual result | |
![]() ![]() ![]()  | Quantity | |||
![]() ![]() ![]()  | CodeableConcept | |||
![]() ![]() ![]()  | string | |||
![]() ![]() ![]()  | boolean | |||
![]() ![]() ![]()  | integer | |||
![]() ![]() ![]()  | Range | |||
![]() ![]() ![]()  | Ratio | |||
![]() ![]() ![]()  | SampledData | |||
![]() ![]() ![]()  | time | |||
![]() ![]() ![]()  | dateTime | |||
![]() ![]() ![]()  | Period | |||
![]() ![]()  | I | 0..1 | CodeableConcept | Why the result is missing Binding: DataAbsentReason (extensible)  | 
![]() ![]()  | I | 0..* | CodeableConcept | High, low, normal, etc. Binding: ObservationInterpretationCodes (extensible)  | 
![]() ![]()  | I | 0..* | Annotation | Comments about the observation | 
![]() ![]()  | I | 0..1 | CodeableConcept | Observed body part Binding: SNOMEDCTBodyStructures (example)  | 
![]() ![]()  | I | 0..1 | CodeableConcept | How it was done Binding: ObservationMethods (example)  | 
![]() ![]()  | I | 0..1 | Reference(Specimen) | Specimen used for this observation | 
![]() ![]()  | I | 0..1 | Reference(Device | DeviceMetric) | (Measurement) Device | 
![]() ![]()  | I | 0..* | BackboneElement | Provides guide for interpretation obs-3: Must have at least a low or a high or text  | 
![]() ![]() ![]()  | 0..1 | string | Unique id for inter-element referencing | |
![]() ![]() ![]()  | I | 0..* | Extension | Additional content defined by implementations | 
![]() ![]() ![]()  | ?!ΣI | 0..* | Extension | Extensions that cannot be ignored even if unrecognized | 
![]() ![]() ![]()  | I | 0..1 | SimpleQuantity | Low Range, if relevant | 
![]() ![]() ![]()  | I | 0..1 | SimpleQuantity | High Range, if relevant | 
![]() ![]() ![]()  | I | 0..1 | CodeableConcept | Reference range qualifier Binding: ObservationReferenceRangeMeaningCodes (preferred)  | 
![]() ![]() ![]()  | I | 0..* | CodeableConcept | Reference range population Binding: ObservationReferenceRangeAppliesToCodes (example)  | 
![]() ![]() ![]()  | I | 0..1 | Range | Applicable age range, if relevant | 
![]() ![]() ![]()  | I | 0..1 | string | Text based reference range in an observation | 
![]() ![]()  | ΣI | 0..* | Reference(Observation | QuestionnaireResponse | MolecularSequence) | Related resource that belongs to the Observation group | 
![]() ![]()  | ΣI | 0..* | Reference(DocumentReference | ImagingStudy | Media | QuestionnaireResponse | Observation | MolecularSequence) | Related measurements the observation is made from | 
![]() ![]()  | ΣI | 0..* | BackboneElement | Component results | 
![]() ![]() ![]()  | 0..1 | string | Unique id for inter-element referencing | |
![]() ![]() ![]()  | I | 0..* | Extension | Additional content defined by implementations | 
![]() ![]() ![]()  | ?!ΣI | 0..* | Extension | Extensions that cannot be ignored even if unrecognized | 
![]() ![]() ![]()  | ΣI | 1..1 | CodeableConcept | Type of component observation (code / type) Binding: LOINCCodes (example)  | 
![]() ![]() ![]()  | ΣI | 0..1 | Actual component result | |
![]() ![]() ![]() ![]()  | Quantity | |||
![]() ![]() ![]() ![]()  | CodeableConcept | |||
![]() ![]() ![]() ![]()  | string | |||
![]() ![]() ![]() ![]()  | boolean | |||
![]() ![]() ![]() ![]()  | integer | |||
![]() ![]() ![]() ![]()  | Range | |||
![]() ![]() ![]() ![]()  | Ratio | |||
![]() ![]() ![]() ![]()  | SampledData | |||
![]() ![]() ![]() ![]()  | time | |||
![]() ![]() ![]() ![]()  | dateTime | |||
![]() ![]() ![]() ![]()  | Period | |||
![]() ![]() ![]()  | I | 0..1 | CodeableConcept | Why the component result is missing Binding: DataAbsentReason (extensible)  | 
![]() ![]() ![]()  | I | 0..* | CodeableConcept | High, low, normal, etc. Binding: ObservationInterpretationCodes (extensible)  | 
![]() ![]() ![]()  | I | 0..* | Unknown reference to #Observation.referenceRange Provides guide for interpretation of component result  | |
  Documentation for this format | ||||
Other representations of profile: Schematron
| Path | Conformance | ValueSet | 
| Observation.language | preferred | CommonLanguages Max Binding: AllLanguages  | 
| Observation.status | required | ObservationStatus | 
| Observation.category | preferred | ObservationCategoryCodes | 
| Observation.code | example | LOINCCodes | 
| Observation.dataAbsentReason | extensible | DataAbsentReason | 
| Observation.interpretation | extensible | ObservationInterpretationCodes | 
| Observation.bodySite | example | SNOMEDCTBodyStructures | 
| Observation.method | example | ObservationMethods | 
| Observation.referenceRange.type | preferred | ObservationReferenceRangeMeaningCodes | 
| Observation.referenceRange.appliesTo | example | ObservationReferenceRangeAppliesToCodes | 
| Observation.component.code | example | LOINCCodes | 
| Observation.component.dataAbsentReason | extensible | DataAbsentReason | 
| Observation.component.interpretation | extensible | ObservationInterpretationCodes | 
| Id | Path | Details | Requirements | 
| dom-2 | Observation | If the resource is contained in another resource, it SHALL NOT contain nested Resources : contained.contained.empty()  | |
| dom-3 | 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 | 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 | Observation | If a resource is contained in another resource, it SHALL NOT have a security label : contained.meta.security.empty()  | |
| dom-6 | Observation | A resource should have narrative for robust management : text.`div`.exists()  | |
| obs-6 | Observation | dataAbsentReason SHALL only be present if Observation.value[x] is not present : dataAbsentReason.empty() or value.empty()  | |
| obs-7 | 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()  | |
| ele-1 | Observation.meta | All FHIR elements must have a @value or children : hasValue() or (children().count() > id.count())  | |
| ele-1 | Observation.implicitRules | All FHIR elements must have a @value or children : hasValue() or (children().count() > id.count())  | |
| ele-1 | Observation.language | All FHIR elements must have a @value or children : hasValue() or (children().count() > id.count())  | |
| ele-1 | Observation.text | All FHIR elements must have a @value or children : hasValue() or (children().count() > id.count())  | |
| ele-1 | Observation.extension | All FHIR elements must have a @value or children : hasValue() or (children().count() > id.count())  | |
| ext-1 | Observation.extension | Must have either extensions or value[x], not both : extension.exists() != value.exists()  | |
| ele-1 | Observation.extension:age-at-event | All FHIR elements must have a @value or children : hasValue() or (children().count() > id.count())  | |
| ext-1 | Observation.extension:age-at-event | Must have either extensions or value[x], not both : extension.exists() != value.exists()  | |
| ele-1 | Observation.modifierExtension | All FHIR elements must have a @value or children : hasValue() or (children().count() > id.count())  | |
| ext-1 | Observation.modifierExtension | Must have either extensions or value[x], not both : extension.exists() != value.exists()  | |
| ele-1 | Observation.identifier | All FHIR elements must have a @value or children : hasValue() or (children().count() > id.count())  | |
| ele-1 | Observation.basedOn | All FHIR elements must have a @value or children : hasValue() or (children().count() > id.count())  | |
| ele-1 | Observation.partOf | All FHIR elements must have a @value or children : hasValue() or (children().count() > id.count())  | |
| ele-1 | Observation.status | All FHIR elements must have a @value or children : hasValue() or (children().count() > id.count())  | |
| ele-1 | Observation.category | All FHIR elements must have a @value or children : hasValue() or (children().count() > id.count())  | |
| ele-1 | Observation.code | All FHIR elements must have a @value or children : hasValue() or (children().count() > id.count())  | |
| ele-1 | Observation.subject | All FHIR elements must have a @value or children : hasValue() or (children().count() > id.count())  | |
| ele-1 | Observation.focus | All FHIR elements must have a @value or children : hasValue() or (children().count() > id.count())  | |
| ele-1 | Observation.encounter | All FHIR elements must have a @value or children : hasValue() or (children().count() > id.count())  | |
| ele-1 | Observation.effective[x] | All FHIR elements must have a @value or children : hasValue() or (children().count() > id.count())  | |
| ele-1 | Observation.issued | All FHIR elements must have a @value or children : hasValue() or (children().count() > id.count())  | |
| ele-1 | Observation.performer | All FHIR elements must have a @value or children : hasValue() or (children().count() > id.count())  | |
| ele-1 | Observation.value[x] | All FHIR elements must have a @value or children : hasValue() or (children().count() > id.count())  | |
| ele-1 | Observation.dataAbsentReason | All FHIR elements must have a @value or children : hasValue() or (children().count() > id.count())  | |
| ele-1 | Observation.interpretation | All FHIR elements must have a @value or children : hasValue() or (children().count() > id.count())  | |
| ele-1 | Observation.note | All FHIR elements must have a @value or children : hasValue() or (children().count() > id.count())  | |
| ele-1 | Observation.bodySite | All FHIR elements must have a @value or children : hasValue() or (children().count() > id.count())  | |
| ele-1 | Observation.method | All FHIR elements must have a @value or children : hasValue() or (children().count() > id.count())  | |
| ele-1 | Observation.specimen | All FHIR elements must have a @value or children : hasValue() or (children().count() > id.count())  | |
| ele-1 | Observation.device | All FHIR elements must have a @value or children : hasValue() or (children().count() > id.count())  | |
| ele-1 | Observation.referenceRange | All FHIR elements must have a @value or children : hasValue() or (children().count() > id.count())  | |
| obs-3 | Observation.referenceRange | Must have at least a low or a high or text : low.exists() or high.exists() or text.exists()  | |
| ele-1 | Observation.referenceRange.extension | All FHIR elements must have a @value or children : hasValue() or (children().count() > id.count())  | |
| ext-1 | Observation.referenceRange.extension | Must have either extensions or value[x], not both : extension.exists() != value.exists()  | |
| ele-1 | Observation.referenceRange.modifierExtension | All FHIR elements must have a @value or children : hasValue() or (children().count() > id.count())  | |
| ext-1 | Observation.referenceRange.modifierExtension | Must have either extensions or value[x], not both : extension.exists() != value.exists()  | |
| ele-1 | Observation.referenceRange.low | All FHIR elements must have a @value or children : hasValue() or (children().count() > id.count())  | |
| ele-1 | Observation.referenceRange.high | All FHIR elements must have a @value or children : hasValue() or (children().count() > id.count())  | |
| ele-1 | Observation.referenceRange.type | All FHIR elements must have a @value or children : hasValue() or (children().count() > id.count())  | |
| ele-1 | Observation.referenceRange.appliesTo | All FHIR elements must have a @value or children : hasValue() or (children().count() > id.count())  | |
| ele-1 | Observation.referenceRange.age | All FHIR elements must have a @value or children : hasValue() or (children().count() > id.count())  | |
| ele-1 | Observation.referenceRange.text | All FHIR elements must have a @value or children : hasValue() or (children().count() > id.count())  | |
| ele-1 | Observation.hasMember | All FHIR elements must have a @value or children : hasValue() or (children().count() > id.count())  | |
| ele-1 | Observation.derivedFrom | All FHIR elements must have a @value or children : hasValue() or (children().count() > id.count())  | |
| ele-1 | Observation.component | All FHIR elements must have a @value or children : hasValue() or (children().count() > id.count())  | |
| ele-1 | Observation.component.extension | All FHIR elements must have a @value or children : hasValue() or (children().count() > id.count())  | |
| ext-1 | Observation.component.extension | Must have either extensions or value[x], not both : extension.exists() != value.exists()  | |
| ele-1 | Observation.component.modifierExtension | All FHIR elements must have a @value or children : hasValue() or (children().count() > id.count())  | |
| ext-1 | Observation.component.modifierExtension | Must have either extensions or value[x], not both : extension.exists() != value.exists()  | |
| ele-1 | Observation.component.code | All FHIR elements must have a @value or children : hasValue() or (children().count() > id.count())  | |
| ele-1 | Observation.component.value[x] | All FHIR elements must have a @value or children : hasValue() or (children().count() > id.count())  | |
| ele-1 | Observation.component.dataAbsentReason | All FHIR elements must have a @value or children : hasValue() or (children().count() > id.count())  | |
| ele-1 | Observation.component.interpretation | All FHIR elements must have a @value or children : hasValue() or (children().count() > id.count())  | |
| ele-1 | Observation.component.referenceRange | All FHIR elements must have a @value or children : hasValue() or (children().count() > id.count())  |