Clinical Document Architecture V2.0.1
2.1.0 - CI Build

Clinical Document Architecture V2.0.1, published by Health Level 7. This is not an authorized publication; it is the continuous build for version 2.1.0). This version is based on the current content of https://github.com/HL7/cda-core-2.0/ and changes regularly. See the Directory of published versions

Logical Model: CDAR2.Observation - Detailed Descriptions

Definitions for the Observation logical model.

1. Observation
Control1..1
2. Observation.classCode
Control1..1
BindingThe codes SHALL be taken from ActClassObservation
Typecode
3. Observation.moodCode
Control1..1
Typecode
4. Observation.negationInd
Control0..1
Typeboolean
5. Observation.realmCode
Control0..*
Typehttp://hl7.org/fhir/cda/StructureDefinition/CS
6. Observation.typeId
Control0..1
Typehttp://hl7.org/fhir/cda/StructureDefinition/II
7. Observation.templateId
Definition

When valued in an instance, this attribute signals the imposition of a set of template-defined constraints. The value of this attribute provides a unique identifier for the templates in question

Control0..*
Typehttp://hl7.org/fhir/cda/StructureDefinition/II
8. Observation.id
Control0..*
Typehttp://hl7.org/fhir/cda/StructureDefinition/II
9. Observation.code
Control1..1
BindingThe codes SHALL be taken from ObservationType; other codes may be used where these codes are not suitable
Typehttp://hl7.org/fhir/cda/StructureDefinition/CD
10. Observation.derivationExpr
Control0..1
Typehttp://hl7.org/fhir/cda/StructureDefinition/ST
11. Observation.text
Control0..1
Typehttp://hl7.org/fhir/cda/StructureDefinition/ED
12. Observation.statusCode
Control0..1
BindingThe codes SHALL be taken from ActStatus
Typehttp://hl7.org/fhir/cda/StructureDefinition/CS
13. Observation.effectiveTime
Control0..1
Typehttp://hl7.org/fhir/cda/StructureDefinition/IVL-TS
14. Observation.priorityCode
Control0..1
BindingThe codes SHALL be taken from ActPriority; other codes may be used where these codes are not suitable
Typehttp://hl7.org/fhir/cda/StructureDefinition/CE
15. Observation.repeatNumber
Control0..1
Typehttp://hl7.org/fhir/cda/StructureDefinition/IVL-INT
16. Observation.languageCode
Control0..1
BindingThe codes SHALL be taken from HumanLanguage
Typehttp://hl7.org/fhir/cda/StructureDefinition/CS
17. Observation.value
Control0..*
TypeChoice of: http://hl7.org/fhir/cda/StructureDefinition/BL, http://hl7.org/fhir/cda/StructureDefinition/ED, http://hl7.org/fhir/cda/StructureDefinition/ST, http://hl7.org/fhir/cda/StructureDefinition/CD, http://hl7.org/fhir/cda/StructureDefinition/CV, http://hl7.org/fhir/cda/StructureDefinition/CE, http://hl7.org/fhir/cda/StructureDefinition/SC, http://hl7.org/fhir/cda/StructureDefinition/II, http://hl7.org/fhir/cda/StructureDefinition/TEL, http://hl7.org/fhir/cda/StructureDefinition/AD, http://hl7.org/fhir/cda/StructureDefinition/EN, http://hl7.org/fhir/cda/StructureDefinition/INT, http://hl7.org/fhir/cda/StructureDefinition/REAL, http://hl7.org/fhir/cda/StructureDefinition/PQ, http://hl7.org/fhir/cda/StructureDefinition/MO, http://hl7.org/fhir/cda/StructureDefinition/TS, http://hl7.org/fhir/cda/StructureDefinition/IVL-PQ, http://hl7.org/fhir/cda/StructureDefinition/IVL-TS, http://hl7.org/fhir/cda/StructureDefinition/PIVL-TS, http://hl7.org/fhir/cda/StructureDefinition/EIVL-TS, http://hl7.org/fhir/cda/StructureDefinition/SXPR-TS, http://hl7.org/fhir/cda/StructureDefinition/RTO-PQ-PQ
18. Observation.interpretationCode
Control0..*
BindingThe codes SHALL be taken from ObservationInterpretation
Typehttp://hl7.org/fhir/cda/StructureDefinition/CE
19. Observation.methodCode
Control0..*
BindingThe codes SHALL be taken from ObservationMethod; other codes may be used where these codes are not suitable
Typehttp://hl7.org/fhir/cda/StructureDefinition/CE
20. Observation.targetSiteCode
Definition

Drawn from concept domain ActSite

Control0..*
Typehttp://hl7.org/fhir/cda/StructureDefinition/CD
21. Observation.subject
Control0..1
TypeElement
22. Observation.subject.typeCode
Control1..1
BindingThe codes SHALL be taken from ParticipationTargetSubject
Typecode
Default ValueSBJ
Fixed ValueSBJ
23. Observation.subject.contextControlCode
Control1..1
BindingThe codes SHALL be taken from ContextControl
Typecode
Default ValueOP
Fixed ValueOP
24. Observation.subject.awarenessCode
Control0..1
BindingThe codes SHALL be taken from TargetAwareness; other codes may be used where these codes are not suitable
Typehttp://hl7.org/fhir/cda/StructureDefinition/CE
25. Observation.subject.relatedSubject
Control1..1
Typehttp://hl7.org/fhir/cda/StructureDefinition/RelatedSubject
26. Observation.specimen
Control0..*
TypeElement
27. Observation.specimen.typeCode
Control1..1
BindingThe codes SHALL be taken from ParticipationTargetDirect
Typecode
Default ValueSPC
Fixed ValueSPC
28. Observation.specimen.specimenRole
Control1..1
Typehttp://hl7.org/fhir/cda/StructureDefinition/SpecimenRole
29. Observation.performer
Control0..*
TypeElement
30. Observation.performer.typeCode
Control1..1
BindingThe codes SHALL be taken from ParticipationPhysicalPerformer
Typecode
Default ValuePRF
Fixed ValuePRF
31. Observation.performer.templateId
Definition

When valued in an instance, this attribute signals the imposition of a set of template-defined constraints. The value of this attribute provides a unique identifier for the templates in question

Control0..*
Typehttp://hl7.org/fhir/cda/StructureDefinition/II
32. Observation.performer.time
Control0..1
Typehttp://hl7.org/fhir/cda/StructureDefinition/IVL-TS
33. Observation.performer.modeCode
Control0..1
BindingThe codes SHALL be taken from ParticipationMode; other codes may be used where these codes are not suitable
Typehttp://hl7.org/fhir/cda/StructureDefinition/CE
34. Observation.performer.assignedEntity
Control1..1
Typehttp://hl7.org/fhir/cda/StructureDefinition/AssignedEntity
35. Observation.author
Control0..*
Typehttp://hl7.org/fhir/cda/StructureDefinition/Author
36. Observation.informant
Control0..*
TypeElement
37. Observation.informant.typeCode
Control1..1
BindingThe codes SHALL be taken from ParticipationInformationGenerator
Typecode
Default ValueINF
Fixed ValueINF
38. Observation.informant.contextControlCode
Control1..1
BindingThe codes SHALL be taken from ContextControl
Typecode
Default ValueOP
Fixed ValueOP
39. Observation.informant.assignedEntity
Control0..1
Typehttp://hl7.org/fhir/cda/StructureDefinition/AssignedEntity
40. Observation.informant.relatedEntity
Control0..1
Typehttp://hl7.org/fhir/cda/StructureDefinition/RelatedEntity
41. Observation.participant
Control0..*
TypeElement
42. Observation.participant.typeCode
Control1..1
BindingThe codes SHALL be taken from ParticipationType
Typecode
43. Observation.participant.contextControlCode
Control1..1
BindingThe codes SHALL be taken from ContextControl
Typecode
Default ValueOP
Fixed ValueOP
44. Observation.participant.time
Control0..1
Typehttp://hl7.org/fhir/cda/StructureDefinition/IVL-TS
45. Observation.participant.awarenessCode
Control0..1
BindingThe codes SHALL be taken from TargetAwareness; other codes may be used where these codes are not suitable
Typehttp://hl7.org/fhir/cda/StructureDefinition/CE
46. Observation.participant.participantRole
Control1..1
Typehttp://hl7.org/fhir/cda/StructureDefinition/ParticipantRole
47. Observation.entryRelationship
Control0..*
TypeElement
InvariantsDefined on this element
obs-er-1: Only one of observation, regionOfInterest, observationMedia, substanceAdministration, supply, procedure, encounter, organizer, and act (: (observation | regionOfInterest | observationMedia | substanceAdministration | supply | procedure | encounter | organizer | act).count() = 1)
48. Observation.entryRelationship.typeCode
Control1..1
Typecode
49. Observation.entryRelationship.inversionInd
Control0..1
Typeboolean
50. Observation.entryRelationship.contextConductionInd
Control1..1
Typeboolean
Default Valuetrue
51. Observation.entryRelationship.sequenceNumber
Control0..1
Typehttp://hl7.org/fhir/cda/StructureDefinition/INT
52. Observation.entryRelationship.negationInd
Control0..1
Typeboolean
53. Observation.entryRelationship.seperatableInd
Control0..1
Typehttp://hl7.org/fhir/cda/StructureDefinition/BL
54. Observation.entryRelationship.observation
Control0..1
Typehttp://hl7.org/fhir/cda/StructureDefinition/Observation
55. Observation.entryRelationship.regionOfInterest
Control0..1
Typehttp://hl7.org/fhir/cda/StructureDefinition/RegionOfInterest
56. Observation.entryRelationship.observationMedia
Control0..1
Typehttp://hl7.org/fhir/cda/StructureDefinition/ObservationMedia
57. Observation.entryRelationship.substanceAdministration
Control0..1
Typehttp://hl7.org/fhir/cda/StructureDefinition/SubstanceAdministration
58. Observation.entryRelationship.supply
Control0..1
Typehttp://hl7.org/fhir/cda/StructureDefinition/Supply
59. Observation.entryRelationship.procedure
Control0..1
Typehttp://hl7.org/fhir/cda/StructureDefinition/Procedure
60. Observation.entryRelationship.encounter
Control0..1
Typehttp://hl7.org/fhir/cda/StructureDefinition/Encounter
61. Observation.entryRelationship.organizer
Control0..1
Typehttp://hl7.org/fhir/cda/StructureDefinition/Organizer
62. Observation.entryRelationship.act
Control0..1
Typehttp://hl7.org/fhir/cda/StructureDefinition/Act
63. Observation.reference
Control0..*
TypeElement
64. Observation.reference.typeCode
Control1..1
Typecode
65. Observation.reference.seperatableInd
Control0..1
Typehttp://hl7.org/fhir/cda/StructureDefinition/BL
66. Observation.reference.externalAct
Control0..1
Typehttp://hl7.org/fhir/cda/StructureDefinition/ExternalAct
67. Observation.reference.externalObservation
Control0..1
Typehttp://hl7.org/fhir/cda/StructureDefinition/ExternalObservation
68. Observation.reference.externalProcedure
Control0..1
Typehttp://hl7.org/fhir/cda/StructureDefinition/ExternalProcedure
69. Observation.reference.externalDocument
Control0..1
Typehttp://hl7.org/fhir/cda/StructureDefinition/ExternalDocument
70. Observation.precondition
Control0..*
TypeElement
71. Observation.precondition.typeCode
Control1..1
BindingThe codes SHALL be taken from ActRelationshipConditional
Typecode
Default ValuePRCN
Fixed ValuePRCN
72. Observation.precondition.criterion
Control1..1
Typehttp://hl7.org/fhir/cda/StructureDefinition/Criterion
73. Observation.referenceRange
Control0..*
TypeElement
74. Observation.referenceRange.typeCode
Control1..1
BindingThe codes SHALL be taken from ActRelationshipPertains
Typecode
Default ValueREFV
Fixed ValueREFV
75. Observation.referenceRange.observationRange
Control1..1
Typehttp://hl7.org/fhir/cda/StructureDefinition/ObservationRange