This page is part of the Personal Health Device FHIR IG (v2.0.0-ballot: STU 2 Ballot 1) based on FHIR (HL7® FHIR® Standard) v4.3.0. The current version which supersedes this version is 1.0.0. For a full list of available versions, see the Directory of published versions

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Resource Profile: PhdCodedEnumerationObservation

StructureDefinition for Observation Resources representing measurement data coming from a medical device where the measurement itself is an enumerated code.

Usage:

• Examples for this Resource Profile: Observation/glucose-1.0.0.4

Formal Views of Profile Content

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

• Differential Table
• Key Elements Table
• Snapshot Table
• Statistics/References
• All

This structure is derived from PhdBaseObservation

Name	Flags	Card.	Type	Description & Constraints
Observation		0..*	PhdBaseObservation	Reports measurements that are enumeration MDC codes
value[x]		0..1	CodeableConcept	Actual result
Slices for coding		1..*	Coding	Code defined by a terminology system Slice: Unordered, Open by value:system
coding:MDCType		1..1	Coding	Required MDC code entry
system		1..1	uri	Identity of the terminology system Fixed Value: urn:iso:std:iso:11073:10101
dataAbsentReason		0..1	CodeableConcept	Populated when the Measurement-Status or an Enum-Observed-Value status indicates invalid, not unavailable, or msmt ongoing
Slices for coding		1..*	Coding	Code defined by a terminology system Slice: Unordered, Open by value:system
coding:FhirDefault		1..1	Coding	Code defined by a terminology system
system		1..1	uri	Identity of the terminology system Fixed Value: http://terminology.hl7.org/CodeSystem/data-absent-reason
code		1..1	code	Symbol in syntax defined by the system
Documentation for this format

Name	Flags	Card.	Type	Description & Constraints
Observation	C	0..*	PhdBaseObservation	Reports measurements that are enumeration MDC codes obs-6: dataAbsentReason SHALL only be present if Observation.value[x] is not present obs-7: If Observation.code is the same as an Observation.component.code then the value element associated with the code SHALL NOT be present
meta	Σ	1..1	Meta	Metadata about the resource
Slices for security	Σ	0..*	Coding	Security Labels applied to this resource Slice: Unordered, Open by value:system, value:code Binding: All Security Labels (extensible)
security:PhdHtest	Σ	0..1	Coding	Security value set to HTEST when measurement status indicates demo or test data Binding: All Security Labels (extensible)
system	Σ	1..1	uri	Identity of the terminology system Fixed Value: http://terminology.hl7.org/CodeSystem/v3-ActReason
code	Σ	1..1	code	Symbol in syntax defined by the system Fixed Value: HTEST
implicitRules	?!Σ	0..1	uri	A set of rules under which this content was created
Slices for extension				Content/Rules for all slices
GatewayDevice		0..1	Reference(Device)	Gateway Device URL: http://hl7.org/fhir/StructureDefinition/observation-gatewayDevice
modifierExtension	?!	0..*	Extension	Extensions that cannot be ignored
Slices for identifier	Σ	0..*	Identifier	Business Identifier for observation Slice: Unordered, Open by exists:value, exists:system, exists:type
identifier:conditionalCreate	Σ	0..1	Identifier	Unique identifier of this measurement for a given patient and device
use	?!Σ	0..1	code	usual | official | temp | secondary | old (If known) Binding: IdentifierUse (required)
value	Σ	1..1	string	The value that is unique Example General: 123456
status	?!Σ	1..1	code	registered | preliminary | final | amended + Binding: ObservationStatus (required): Codes providing the status of an observation.
Slices for category		1..*	CodeableConcept	Classification of type of observation Slice: Unordered, Open by value:coding.code, value:coding.system Binding: ObservationCategoryCodes (preferred): Codes for high level observation categories.
category:PHD-Observation		1..1	CodeableConcept	Classification of type of observation Binding: ObservationCategoryCodes (preferred): Codes for high level observation categories.
coding	Σ	1..*	Coding	Code defined by a terminology system
system	Σ	1..1	uri	Identity of the terminology system Fixed Value: http://hl7.org/fhir/uv/phd/CodeSystem/PhdObservationCategories
code	Σ	1..1	code	Symbol in syntax defined by the system Fixed Value: phd-observation
code	Σ	1..1	CodeableConcept	Type of observation (code / type) Binding: LOINCCodes (example): Codes identifying names of simple observations.
Slices for coding	Σ	1..*	Coding	Code defined by a terminology system Slice: Unordered, Open by value:system
coding:MDCType	Σ	1..1	Coding	The 11073-10101 MDC code for the measurement
system	Σ	1..1	uri	Identity of the terminology system Fixed Value: urn:iso:std:iso:11073:10101
code	Σ	1..1	code	Symbol in syntax defined by the system
coding:LoincCoding	Σ	0..1	Coding	The LOINC code for the measurement
system	Σ	1..1	uri	Identity of the terminology system Fixed Value: http://loinc.org
code	Σ	1..1	code	Symbol in syntax defined by the system
subject	Σ	1..1	Reference(Patient | Group | Device | Location | Organization | Procedure | Practitioner | Medication | Substance)	Who and/or what the observation is about
reference	ΣC	1..1	string	Literal reference, Relative, internal or absolute URL
effective[x]	Σ	1..1		Clinically relevant time/time-period for observation
effectiveDateTime			dateTime
effectivePeriod			Period
value[x]	ΣC	0..1	CodeableConcept	Actual result
Slices for coding	Σ	1..*	Coding	Code defined by a terminology system Slice: Unordered, Open by value:system
coding:MDCType	Σ	1..1	Coding	Required MDC code entry
system	Σ	1..1	uri	Identity of the terminology system Fixed Value: urn:iso:std:iso:11073:10101
dataAbsentReason	C	0..1	CodeableConcept	Populated when the Measurement-Status or an Enum-Observed-Value status indicates invalid, not unavailable, or msmt ongoing Binding: DataAbsentReason (extensible): Codes specifying why the result (Observation.value[x]) is missing.
Slices for coding	Σ	1..*	Coding	Code defined by a terminology system Slice: Unordered, Open by value:system
coding:FhirDefault	Σ	1..1	Coding	Code defined by a terminology system
system	Σ	1..1	uri	Identity of the terminology system Fixed Value: http://terminology.hl7.org/CodeSystem/data-absent-reason
code	Σ	1..1	code	Symbol in syntax defined by the system
device		1..1	Reference(Device | DeviceMetric)	(Measurement) Device
reference	ΣC	1..1	string	Reference to the device responsible for the measurement
Slices for component	Σ	0..*	BackboneElement	Component results Slice: Unordered, Open by value:code
component:All Slices				Content/Rules for all slices
modifierExtension	?!Σ	0..*	Extension	Extensions that cannot be ignored even if unrecognized
code	Σ	1..1	CodeableConcept	Type of component observation (code / type) Binding: LOINCCodes (example): Codes identifying names of simple observations.
component:supplementalTypesComponent	Σ	0..*	BackboneElement	Supplemental Type: A further description of the measurement type.
modifierExtension	?!Σ	0..*	Extension	Extensions that cannot be ignored even if unrecognized
code	Σ	1..1	CodeableConcept	Type of component observation (code / type) Binding: CodeableConcept 11073 Attributes (required)
Slices for coding	Σ	1..*	Coding	Code defined by a terminology system Slice: Unordered, Open by value:system
coding:MdcType	Σ	1..1	Coding	The 11073-10101 MDC code for the measurement
system	Σ	1..1	uri	Identity of the terminology system Fixed Value: urn:iso:std:iso:11073:10101
code	Σ	1..1	code	Symbol in syntax defined by the system Fixed Value: 68193
Slices for value[x]	Σ	1..1	CodeableConcept	Actual component result Slice: Unordered, Closed by type:$this
value[x]:valueCodeableConcept	Σ	1..1	CodeableConcept	Actual component result
Slices for coding	Σ	1..*	Coding	Code defined by a terminology system Slice: Unordered, Open by value:system
coding:MDCType	Σ	1..1	Coding	Required MDC code entry.
system	Σ	1..1	uri	Identity of the terminology system Fixed Value: urn:iso:std:iso:11073:10101
code	Σ	1..1	code	Symbol in syntax defined by the system
Documentation for this format

Terminology Bindings

Path	Conformance	ValueSet	URI
Observation.meta.security	extensible	All Security Labels http://hl7.org/fhir/ValueSet/security-labels from the FHIR Standard
Observation.meta.security:PhdHtest	extensible	Fixed Value: HTEST http://hl7.org/fhir/ValueSet/security-labels from the FHIR Standard
Observation.identifier:conditionalCreate.use	required	IdentifierUse http://hl7.org/fhir/ValueSet/identifier-use|4.3.0 from the FHIR Standard
Observation.status	required	ObservationStatus http://hl7.org/fhir/ValueSet/observation-status|4.3.0 from the FHIR Standard
Observation.category	preferred	ObservationCategoryCodes http://hl7.org/fhir/ValueSet/observation-category from the FHIR Standard
Observation.category:PHD-Observation	preferred	ObservationCategoryCodes http://hl7.org/fhir/ValueSet/observation-category from the FHIR Standard
Observation.code	example	LOINCCodes (a valid code from LOINC) http://hl7.org/fhir/ValueSet/observation-codes from the FHIR Standard
Observation.dataAbsentReason	extensible	DataAbsentReason http://hl7.org/fhir/ValueSet/data-absent-reason from the FHIR Standard
Observation.component.code	example	LOINCCodes (a valid code from LOINC) http://hl7.org/fhir/ValueSet/observation-codes from the FHIR Standard
Observation.component:supplementalTypesComponent.code	required	CodeableConcept11073MDC http://hl7.org/fhir/uv/phd/ValueSet/CodeableConcept11073MDC from this IG

Constraints

Id	Grade	Path(s)	Details	Requirements
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.exists() and ('#'+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(uri) = '#').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()

Name	Flags	Card.	Type	Description & Constraints
Observation	C	0..*	PhdBaseObservation	Reports measurements that are enumeration MDC codes obs-6: dataAbsentReason SHALL only be present if Observation.value[x] is not present obs-7: If Observation.code is the same as an Observation.component.code then the value element associated with the code SHALL NOT be present
id	Σ	0..1	id	Logical id of this artifact
meta	Σ	1..1	Meta	Metadata about the resource
id		0..1	id	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations Slice: Unordered, Open by value:url
versionId	Σ	0..1	id	Version specific identifier
lastUpdated	Σ	0..1	instant	When the resource version last changed
source	Σ	0..1	uri	Identifies where the resource comes from
profile	Σ	0..*	canonical(StructureDefinition)	Profiles this resource claims to conform to
Slices for security	Σ	0..*	Coding	Security Labels applied to this resource Slice: Unordered, Open by value:system, value:code Binding: All Security Labels (extensible)
security:PhdHtest	Σ	0..1	Coding	Security value set to HTEST when measurement status indicates demo or test data Binding: All Security Labels (extensible)
id		0..1	id	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations Slice: Unordered, Open by value:url
system	Σ	1..1	uri	Identity of the terminology system Fixed Value: http://terminology.hl7.org/CodeSystem/v3-ActReason
version	Σ	0..1	string	Version of the system - if relevant
code	Σ	1..1	code	Symbol in syntax defined by the system Fixed Value: HTEST
display	Σ	0..1	string	Representation defined by the system
userSelected	Σ	0..1	boolean	If this coding was chosen directly by the user
tag	Σ	0..*	Coding	Tags applied to this resource Binding: CommonTags (example)
implicitRules	?!Σ	0..1	uri	A set of rules under which this content was created
language		0..1	code	Language of the resource content Binding: CommonLanguages (preferred): IETF language tag Additional Bindings Purpose AllLanguages Max Binding
text		0..1	Narrative	Text summary of the resource, for human interpretation
contained		0..*	Resource	Contained, inline Resources dom-r4b: Containing new R4B resources within R4 resources may cause interoperability issues if instances are shared with R4 systems
Slices for extension		0..*	Extension	Extension Slice: Unordered, Open by value:url
GatewayDevice		0..1	Reference(Device)	Gateway Device URL: http://hl7.org/fhir/StructureDefinition/observation-gatewayDevice
modifierExtension	?!	0..*	Extension	Extensions that cannot be ignored
Slices for identifier	Σ	0..*	Identifier	Business Identifier for observation Slice: Unordered, Open by exists:value, exists:system, exists:type
identifier:conditionalCreate	Σ	0..1	Identifier	Unique identifier of this measurement for a given patient and device
id		0..1	id	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations Slice: Unordered, Open by value:url
use	?!Σ	0..1	code	usual | official | temp | secondary | old (If known) Binding: IdentifierUse (required)
value	Σ	1..1	string	The value that is unique Example General: 123456
period	Σ	0..1	Period	Time period when id is/was valid for use
assigner	Σ	0..1	Reference(Organization)	Organization that issued id (may be just text)
basedOn	Σ	0..*	Reference(CarePlan | DeviceRequest | ImmunizationRecommendation | MedicationRequest | NutritionOrder | ServiceRequest)	Fulfills plan, proposal or order
partOf	Σ	0..*	Reference(MedicationAdministration | MedicationDispense | MedicationStatement | Procedure | Immunization | ImagingStudy)	Part of referenced event
status	?!Σ	1..1	code	registered | preliminary | final | amended + Binding: ObservationStatus (required): Codes providing the status of an observation.
Slices for category		1..*	CodeableConcept	Classification of type of observation Slice: Unordered, Open by value:coding.code, value:coding.system Binding: ObservationCategoryCodes (preferred): Codes for high level observation categories.
category:PHD-Observation		1..1	CodeableConcept	Classification of type of observation Binding: ObservationCategoryCodes (preferred): Codes for high level observation categories.
id		0..1	id	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations Slice: Unordered, Open by value:url
coding	Σ	1..*	Coding	Code defined by a terminology system
id		0..1	id	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations Slice: Unordered, Open by value:url
system	Σ	1..1	uri	Identity of the terminology system Fixed Value: http://hl7.org/fhir/uv/phd/CodeSystem/PhdObservationCategories
version	Σ	0..1	string	Version of the system - if relevant
code	Σ	1..1	code	Symbol in syntax defined by the system Fixed Value: phd-observation
display	Σ	0..1	string	Representation defined by the system
userSelected	Σ	0..1	boolean	If this coding was chosen directly by the user
text	Σ	0..1	string	Plain text representation of the concept
code	Σ	1..1	CodeableConcept	Type of observation (code / type) Binding: LOINCCodes (example): Codes identifying names of simple observations.
id		0..1	id	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations Slice: Unordered, Open by value:url
Slices for coding	Σ	1..*	Coding	Code defined by a terminology system Slice: Unordered, Open by value:system
coding:MDCType	Σ	1..1	Coding	The 11073-10101 MDC code for the measurement
id		0..1	id	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations Slice: Unordered, Open by value:url
system	Σ	1..1	uri	Identity of the terminology system Fixed Value: urn:iso:std:iso:11073:10101
version	Σ	0..1	string	Version of the system - if relevant
code	Σ	1..1	code	Symbol in syntax defined by the system
display	Σ	0..1	string	Representation defined by the system
userSelected	Σ	0..1	boolean	If this coding was chosen directly by the user
coding:LoincCoding	Σ	0..1	Coding	The LOINC code for the measurement
id		0..1	id	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations Slice: Unordered, Open by value:url
system	Σ	1..1	uri	Identity of the terminology system Fixed Value: http://loinc.org
version	Σ	0..1	string	Version of the system - if relevant
code	Σ	1..1	code	Symbol in syntax defined by the system
display	Σ	0..1	string	Representation defined by the system
userSelected	Σ	0..1	boolean	If this coding was chosen directly by the user
text	Σ	0..1	string	It is recommended to display at least the reference identifier for the MDC code
subject	Σ	1..1	Reference(Patient | Group | Device | Location | Organization | Procedure | Practitioner | Medication | Substance)	Who and/or what the observation is about
id		0..1	id	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations Slice: Unordered, Open by value:url
reference	ΣC	1..1	string	Literal reference, Relative, internal or absolute URL
type	Σ	0..1	uri	Type the reference refers to (e.g. "Patient") Binding: ResourceType (extensible)
identifier	Σ	0..1	Identifier	Logical reference, when literal reference is not known
display	Σ	0..1	string	Text alternative for the resource
focus	Σ	0..*	Reference(Resource)	What the observation is about, when it is not about the subject of record
encounter	Σ	0..1	Reference(Encounter)	Healthcare event during which this observation is made
effective[x]	Σ	1..1		Clinically relevant time/time-period for observation
effectiveDateTime			dateTime
effectivePeriod			Period
issued	Σ	0..1	instant	Date/Time this version was made available
performer	Σ	0..*	Reference(Practitioner | PractitionerRole | Organization | CareTeam | Patient | RelatedPerson)	Who is responsible for the observation
value[x]	ΣC	0..1	CodeableConcept	Actual result
id		0..1	id	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations Slice: Unordered, Open by value:url
Slices for coding	Σ	1..*	Coding	Code defined by a terminology system Slice: Unordered, Open by value:system
coding:MDCType	Σ	1..1	Coding	Required MDC code entry
id		0..1	id	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations Slice: Unordered, Open by value:url
system	Σ	1..1	uri	Identity of the terminology system Fixed Value: urn:iso:std:iso:11073:10101
version	Σ	0..1	string	Version of the system - if relevant
code	Σ	0..1	code	Symbol in syntax defined by the system
display	Σ	0..1	string	Representation defined by the system
userSelected	Σ	0..1	boolean	If this coding was chosen directly by the user
text	Σ	0..1	string	Plain text representation of the concept
dataAbsentReason	C	0..1	CodeableConcept	Populated when the Measurement-Status or an Enum-Observed-Value status indicates invalid, not unavailable, or msmt ongoing Binding: DataAbsentReason (extensible): Codes specifying why the result (Observation.value[x]) is missing.
id		0..1	id	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations Slice: Unordered, Open by value:url
Slices for coding	Σ	1..*	Coding	Code defined by a terminology system Slice: Unordered, Open by value:system
coding:FhirDefault	Σ	1..1	Coding	Code defined by a terminology system
id		0..1	id	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations Slice: Unordered, Open by value:url
system	Σ	1..1	uri	Identity of the terminology system Fixed Value: http://terminology.hl7.org/CodeSystem/data-absent-reason
version	Σ	0..1	string	Version of the system - if relevant
code	Σ	1..1	code	Symbol in syntax defined by the system
display	Σ	0..1	string	Representation defined by the system
userSelected	Σ	0..1	boolean	If this coding was chosen directly by the user
text	Σ	0..1	string	Plain text representation of the concept
interpretation		0..*	CodeableConcept	High, low, normal, etc. Binding: ObservationInterpretationCodes (extensible): Codes identifying interpretations of observations.
id		0..1	id	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations Slice: Unordered, Open by value:url
Slices for coding	Σ	1..*	Coding	Code defined by a terminology system Slice: Unordered, Open by value:system
coding:MsmtStatusInterpretation	Σ	1..1	Coding	Measurement status interpretation when questionable, calibration-ongoing, validated, early-indication, threshold exceeded, alarm inhibited
id		0..1	id	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations Slice: Unordered, Open by value:url
system	Σ	1..1	uri	Identity of the terminology system Fixed Value: http://hl7.org/fhir/uv/pocd/CodeSystem/measurement-status
version	Σ	0..1	string	Version of the system - if relevant
code	Σ	1..1	code	Symbol in syntax defined by the system
display	Σ	0..1	string	Representation defined by the system
userSelected	Σ	0..1	boolean	If this coding was chosen directly by the user
text	Σ	0..1	string	Plain text representation of the concept
note		0..*	Annotation	Comments about the observation
bodySite		0..1	CodeableConcept	Observed body part Binding: SNOMEDCTBodyStructures (example): SNOMED CT Body site concepts
method		0..1	CodeableConcept	How it was done Binding: ObservationMethods (example): Methods for simple observations.
specimen		0..1	Reference(Specimen)	Specimen used for this observation
device		1..1	Reference(Device | DeviceMetric)	(Measurement) Device
id		0..1	id	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations Slice: Unordered, Open by value:url
reference	ΣC	1..1	string	Reference to the device responsible for the measurement
type	Σ	0..1	uri	Type the reference refers to (e.g. "Patient") Binding: ResourceType (extensible)
identifier	Σ	0..1	Identifier	Logical reference, when literal reference is not known
display	Σ	0..1	string	Text alternative for the resource
referenceRange	C	0..*	BackboneElement	Provides guide for interpretation obs-3: Must have at least a low or a high or text
id		0..1	string	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations
modifierExtension	?!Σ	0..*	Extension	Extensions that cannot be ignored even if unrecognized
low	C	0..1	SimpleQuantity	Low Range, if relevant
high	C	0..1	SimpleQuantity	High Range, if relevant
type		0..1	CodeableConcept	Reference range qualifier Binding: ObservationReferenceRangeMeaningCodes (preferred): Code for the meaning of a reference range.
appliesTo		0..*	CodeableConcept	Reference range population Binding: ObservationReferenceRangeAppliesToCodes (example): Codes identifying the population the reference range applies to.
age		0..1	Range	Applicable age range, if relevant
text		0..1	string	Text based reference range in an observation
hasMember	Σ	0..*	Reference(Observation | QuestionnaireResponse | MolecularSequence)	Related resource that belongs to the Observation group
derivedFrom	Σ	0..*	Reference(DocumentReference | ImagingStudy | Media | QuestionnaireResponse | Observation | MolecularSequence)	Reference to the Coincident Time Stamp Observation and/or Source-Handle-Reference Observation
Slices for component	Σ	0..*	BackboneElement	Component results Slice: Unordered, Open by value:code
component:All Slices				Content/Rules for all slices
id		0..1	string	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations
modifierExtension	?!Σ	0..*	Extension	Extensions that cannot be ignored even if unrecognized
code	Σ	1..1	CodeableConcept	Type of component observation (code / type) Binding: LOINCCodes (example): Codes identifying names of simple observations.
value[x]	Σ	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
component:supplementalTypesComponent	Σ	0..*	BackboneElement	Supplemental Type: A further description of the measurement type.
id		0..1	string	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations
modifierExtension	?!Σ	0..*	Extension	Extensions that cannot be ignored even if unrecognized
code	Σ	1..1	CodeableConcept	Type of component observation (code / type) Binding: CodeableConcept 11073 Attributes (required)
id		0..1	id	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations Slice: Unordered, Open by value:url
Slices for coding	Σ	1..*	Coding	Code defined by a terminology system Slice: Unordered, Open by value:system
coding:MdcType	Σ	1..1	Coding	The 11073-10101 MDC code for the measurement
id		0..1	id	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations Slice: Unordered, Open by value:url
system	Σ	1..1	uri	Identity of the terminology system Fixed Value: urn:iso:std:iso:11073:10101
version	Σ	0..1	string	Version of the system - if relevant
code	Σ	1..1	code	Symbol in syntax defined by the system Fixed Value: 68193
display	Σ	0..1	string	Representation defined by the system
userSelected	Σ	0..1	boolean	If this coding was chosen directly by the user
text	Σ	0..1	string	Plain text representation of the concept
Slices for value[x]	Σ	1..1	CodeableConcept	Actual component result Slice: Unordered, Closed by type:$this
Slices for value[x]				Content/Rules for all slices
value[x]:valueCodeableConcept	Σ	1..1	CodeableConcept	Actual component result
id		0..1	id	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations Slice: Unordered, Open by value:url
Slices for coding	Σ	1..*	Coding	Code defined by a terminology system Slice: Unordered, Open by value:system
coding:MDCType	Σ	1..1	Coding	Required MDC code entry.
id		0..1	id	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations Slice: Unordered, Open by value:url
system	Σ	1..1	uri	Identity of the terminology system Fixed Value: urn:iso:std:iso:11073:10101
version	Σ	0..1	string	Version of the system - if relevant
code	Σ	1..1	code	Symbol in syntax defined by the system
display	Σ	0..1	string	Representation defined by the system
userSelected	Σ	0..1	boolean	If this coding was chosen directly by the user
text	Σ	0..1	string	Plain text representation of the concept
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

Terminology Bindings

Path	Conformance	ValueSet	URI
Observation.meta.security	extensible	All Security Labels http://hl7.org/fhir/ValueSet/security-labels from the FHIR Standard
Observation.meta.security:PhdHtest	extensible	Fixed Value: HTEST http://hl7.org/fhir/ValueSet/security-labels from the FHIR Standard
Observation.meta.tag	example	CommonTags http://hl7.org/fhir/ValueSet/common-tags from the FHIR Standard
Observation.language	preferred	CommonLanguages Additional Bindings Purpose AllLanguages Max Binding http://hl7.org/fhir/ValueSet/languages from the FHIR Standard
Observation.identifier:conditionalCreate.use	required	IdentifierUse http://hl7.org/fhir/ValueSet/identifier-use|4.3.0 from the FHIR Standard
Observation.status	required	ObservationStatus http://hl7.org/fhir/ValueSet/observation-status|4.3.0 from the FHIR Standard
Observation.category	preferred	ObservationCategoryCodes http://hl7.org/fhir/ValueSet/observation-category from the FHIR Standard
Observation.category:PHD-Observation	preferred	ObservationCategoryCodes http://hl7.org/fhir/ValueSet/observation-category from the FHIR Standard
Observation.code	example	LOINCCodes (a valid code from LOINC) http://hl7.org/fhir/ValueSet/observation-codes from the FHIR Standard
Observation.subject.type	extensible	ResourceType http://hl7.org/fhir/ValueSet/resource-types from the FHIR Standard
Observation.dataAbsentReason	extensible	DataAbsentReason http://hl7.org/fhir/ValueSet/data-absent-reason from the FHIR Standard
Observation.interpretation	extensible	ObservationInterpretationCodes http://hl7.org/fhir/ValueSet/observation-interpretation from the FHIR Standard
Observation.bodySite	example	SNOMEDCTBodyStructures http://hl7.org/fhir/ValueSet/body-site from the FHIR Standard
Observation.method	example	ObservationMethods http://hl7.org/fhir/ValueSet/observation-methods from the FHIR Standard
Observation.device.type	extensible	ResourceType http://hl7.org/fhir/ValueSet/resource-types from the FHIR Standard
Observation.referenceRange.type	preferred	ObservationReferenceRangeMeaningCodes http://hl7.org/fhir/ValueSet/referencerange-meaning from the FHIR Standard
Observation.referenceRange.appliesTo	example	ObservationReferenceRangeAppliesToCodes http://hl7.org/fhir/ValueSet/referencerange-appliesto from the FHIR Standard
Observation.component.code	example	LOINCCodes (a valid code from LOINC) http://hl7.org/fhir/ValueSet/observation-codes from the FHIR Standard
Observation.component.dataAbsentReason	extensible	DataAbsentReason http://hl7.org/fhir/ValueSet/data-absent-reason from the FHIR Standard
Observation.component.interpretation	extensible	ObservationInterpretationCodes http://hl7.org/fhir/ValueSet/observation-interpretation from the FHIR Standard
Observation.component:supplementalTypesComponent.code	required	CodeableConcept11073MDC http://hl7.org/fhir/uv/phd/ValueSet/CodeableConcept11073MDC from this IG
Observation.component:supplementalTypesComponent.interpretation	extensible	ObservationInterpretationCodes http://hl7.org/fhir/ValueSet/observation-interpretation from the FHIR Standard

Constraints

Id	Grade	Path(s)	Details	Requirements
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.exists() and ('#'+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(uri) = '#').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()
dom-r4b	warning	Observation.contained	Containing new R4B resources within R4 resources may cause interoperability issues if instances are shared with R4 systems : ($this is Citation or $this is Evidence or $this is EvidenceReport or $this is EvidenceVariable or $this is MedicinalProductDefinition or $this is PackagedProductDefinition or $this is AdministrableProductDefinition or $this is Ingredient or $this is ClinicalUseDefinition or $this is RegulatedAuthorization or $this is SubstanceDefinition or $this is SubscriptionStatus or $this is SubscriptionTopic) implies (%resource is Citation or %resource is Evidence or %resource is EvidenceReport or %resource is EvidenceVariable or %resource is MedicinalProductDefinition or %resource is PackagedProductDefinition or %resource is AdministrableProductDefinition or %resource is Ingredient or %resource is ClinicalUseDefinition or %resource is RegulatedAuthorization or %resource is SubstanceDefinition or %resource is SubscriptionStatus or %resource is SubscriptionTopic)
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 PhdBaseObservation

Summary

Mandatory: 0 element(7 nested mandatory elements)
Fixed: 2 elements

Slices

This structure defines the following Slices:

• The element 1 is sliced based on the value of Observation.value[x].coding
• The element 1 is sliced based on the value of Observation.dataAbsentReason.coding

Differential View

This structure is derived from PhdBaseObservation

Name	Flags	Card.	Type	Description & Constraints
Observation		0..*	PhdBaseObservation	Reports measurements that are enumeration MDC codes
value[x]		0..1	CodeableConcept	Actual result
Slices for coding		1..*	Coding	Code defined by a terminology system Slice: Unordered, Open by value:system
coding:MDCType		1..1	Coding	Required MDC code entry
system		1..1	uri	Identity of the terminology system Fixed Value: urn:iso:std:iso:11073:10101
dataAbsentReason		0..1	CodeableConcept	Populated when the Measurement-Status or an Enum-Observed-Value status indicates invalid, not unavailable, or msmt ongoing
Slices for coding		1..*	Coding	Code defined by a terminology system Slice: Unordered, Open by value:system
coding:FhirDefault		1..1	Coding	Code defined by a terminology system
system		1..1	uri	Identity of the terminology system Fixed Value: http://terminology.hl7.org/CodeSystem/data-absent-reason
code		1..1	code	Symbol in syntax defined by the system
Documentation for this format

Key Elements View

Name	Flags	Card.	Type	Description & Constraints
Observation	C	0..*	PhdBaseObservation	Reports measurements that are enumeration MDC codes obs-6: dataAbsentReason SHALL only be present if Observation.value[x] is not present obs-7: If Observation.code is the same as an Observation.component.code then the value element associated with the code SHALL NOT be present
meta	Σ	1..1	Meta	Metadata about the resource
Slices for security	Σ	0..*	Coding	Security Labels applied to this resource Slice: Unordered, Open by value:system, value:code Binding: All Security Labels (extensible)
security:PhdHtest	Σ	0..1	Coding	Security value set to HTEST when measurement status indicates demo or test data Binding: All Security Labels (extensible)
system	Σ	1..1	uri	Identity of the terminology system Fixed Value: http://terminology.hl7.org/CodeSystem/v3-ActReason
code	Σ	1..1	code	Symbol in syntax defined by the system Fixed Value: HTEST
implicitRules	?!Σ	0..1	uri	A set of rules under which this content was created
Slices for extension				Content/Rules for all slices
GatewayDevice		0..1	Reference(Device)	Gateway Device URL: http://hl7.org/fhir/StructureDefinition/observation-gatewayDevice
modifierExtension	?!	0..*	Extension	Extensions that cannot be ignored
Slices for identifier	Σ	0..*	Identifier	Business Identifier for observation Slice: Unordered, Open by exists:value, exists:system, exists:type
identifier:conditionalCreate	Σ	0..1	Identifier	Unique identifier of this measurement for a given patient and device
use	?!Σ	0..1	code	usual | official | temp | secondary | old (If known) Binding: IdentifierUse (required)
value	Σ	1..1	string	The value that is unique Example General: 123456
status	?!Σ	1..1	code	registered | preliminary | final | amended + Binding: ObservationStatus (required): Codes providing the status of an observation.
Slices for category		1..*	CodeableConcept	Classification of type of observation Slice: Unordered, Open by value:coding.code, value:coding.system Binding: ObservationCategoryCodes (preferred): Codes for high level observation categories.
category:PHD-Observation		1..1	CodeableConcept	Classification of type of observation Binding: ObservationCategoryCodes (preferred): Codes for high level observation categories.
coding	Σ	1..*	Coding	Code defined by a terminology system
system	Σ	1..1	uri	Identity of the terminology system Fixed Value: http://hl7.org/fhir/uv/phd/CodeSystem/PhdObservationCategories
code	Σ	1..1	code	Symbol in syntax defined by the system Fixed Value: phd-observation
code	Σ	1..1	CodeableConcept	Type of observation (code / type) Binding: LOINCCodes (example): Codes identifying names of simple observations.
Slices for coding	Σ	1..*	Coding	Code defined by a terminology system Slice: Unordered, Open by value:system
coding:MDCType	Σ	1..1	Coding	The 11073-10101 MDC code for the measurement
system	Σ	1..1	uri	Identity of the terminology system Fixed Value: urn:iso:std:iso:11073:10101
code	Σ	1..1	code	Symbol in syntax defined by the system
coding:LoincCoding	Σ	0..1	Coding	The LOINC code for the measurement
system	Σ	1..1	uri	Identity of the terminology system Fixed Value: http://loinc.org
code	Σ	1..1	code	Symbol in syntax defined by the system
subject	Σ	1..1	Reference(Patient | Group | Device | Location | Organization | Procedure | Practitioner | Medication | Substance)	Who and/or what the observation is about
reference	ΣC	1..1	string	Literal reference, Relative, internal or absolute URL
effective[x]	Σ	1..1		Clinically relevant time/time-period for observation
effectiveDateTime			dateTime
effectivePeriod			Period
value[x]	ΣC	0..1	CodeableConcept	Actual result
Slices for coding	Σ	1..*	Coding	Code defined by a terminology system Slice: Unordered, Open by value:system
coding:MDCType	Σ	1..1	Coding	Required MDC code entry
system	Σ	1..1	uri	Identity of the terminology system Fixed Value: urn:iso:std:iso:11073:10101
dataAbsentReason	C	0..1	CodeableConcept	Populated when the Measurement-Status or an Enum-Observed-Value status indicates invalid, not unavailable, or msmt ongoing Binding: DataAbsentReason (extensible): Codes specifying why the result (Observation.value[x]) is missing.
Slices for coding	Σ	1..*	Coding	Code defined by a terminology system Slice: Unordered, Open by value:system
coding:FhirDefault	Σ	1..1	Coding	Code defined by a terminology system
system	Σ	1..1	uri	Identity of the terminology system Fixed Value: http://terminology.hl7.org/CodeSystem/data-absent-reason
code	Σ	1..1	code	Symbol in syntax defined by the system
device		1..1	Reference(Device | DeviceMetric)	(Measurement) Device
reference	ΣC	1..1	string	Reference to the device responsible for the measurement
Slices for component	Σ	0..*	BackboneElement	Component results Slice: Unordered, Open by value:code
component:All Slices				Content/Rules for all slices
modifierExtension	?!Σ	0..*	Extension	Extensions that cannot be ignored even if unrecognized
code	Σ	1..1	CodeableConcept	Type of component observation (code / type) Binding: LOINCCodes (example): Codes identifying names of simple observations.
component:supplementalTypesComponent	Σ	0..*	BackboneElement	Supplemental Type: A further description of the measurement type.
modifierExtension	?!Σ	0..*	Extension	Extensions that cannot be ignored even if unrecognized
code	Σ	1..1	CodeableConcept	Type of component observation (code / type) Binding: CodeableConcept 11073 Attributes (required)
Slices for coding	Σ	1..*	Coding	Code defined by a terminology system Slice: Unordered, Open by value:system
coding:MdcType	Σ	1..1	Coding	The 11073-10101 MDC code for the measurement
system	Σ	1..1	uri	Identity of the terminology system Fixed Value: urn:iso:std:iso:11073:10101
code	Σ	1..1	code	Symbol in syntax defined by the system Fixed Value: 68193
Slices for value[x]	Σ	1..1	CodeableConcept	Actual component result Slice: Unordered, Closed by type:$this
value[x]:valueCodeableConcept	Σ	1..1	CodeableConcept	Actual component result
Slices for coding	Σ	1..*	Coding	Code defined by a terminology system Slice: Unordered, Open by value:system
coding:MDCType	Σ	1..1	Coding	Required MDC code entry.
system	Σ	1..1	uri	Identity of the terminology system Fixed Value: urn:iso:std:iso:11073:10101
code	Σ	1..1	code	Symbol in syntax defined by the system
Documentation for this format

Terminology Bindings

Path	Conformance	ValueSet	URI
Observation.meta.security	extensible	All Security Labels http://hl7.org/fhir/ValueSet/security-labels from the FHIR Standard
Observation.meta.security:PhdHtest	extensible	Fixed Value: HTEST http://hl7.org/fhir/ValueSet/security-labels from the FHIR Standard
Observation.identifier:conditionalCreate.use	required	IdentifierUse http://hl7.org/fhir/ValueSet/identifier-use|4.3.0 from the FHIR Standard
Observation.status	required	ObservationStatus http://hl7.org/fhir/ValueSet/observation-status|4.3.0 from the FHIR Standard
Observation.category	preferred	ObservationCategoryCodes http://hl7.org/fhir/ValueSet/observation-category from the FHIR Standard
Observation.category:PHD-Observation	preferred	ObservationCategoryCodes http://hl7.org/fhir/ValueSet/observation-category from the FHIR Standard
Observation.code	example	LOINCCodes (a valid code from LOINC) http://hl7.org/fhir/ValueSet/observation-codes from the FHIR Standard
Observation.dataAbsentReason	extensible	DataAbsentReason http://hl7.org/fhir/ValueSet/data-absent-reason from the FHIR Standard
Observation.component.code	example	LOINCCodes (a valid code from LOINC) http://hl7.org/fhir/ValueSet/observation-codes from the FHIR Standard
Observation.component:supplementalTypesComponent.code	required	CodeableConcept11073MDC http://hl7.org/fhir/uv/phd/ValueSet/CodeableConcept11073MDC from this IG

Constraints

Id	Grade	Path(s)	Details	Requirements
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.exists() and ('#'+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(uri) = '#').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()

Snapshot View

Name	Flags	Card.	Type	Description & Constraints
Observation	C	0..*	PhdBaseObservation	Reports measurements that are enumeration MDC codes obs-6: dataAbsentReason SHALL only be present if Observation.value[x] is not present obs-7: If Observation.code is the same as an Observation.component.code then the value element associated with the code SHALL NOT be present
id	Σ	0..1	id	Logical id of this artifact
meta	Σ	1..1	Meta	Metadata about the resource
id		0..1	id	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations Slice: Unordered, Open by value:url
versionId	Σ	0..1	id	Version specific identifier
lastUpdated	Σ	0..1	instant	When the resource version last changed
source	Σ	0..1	uri	Identifies where the resource comes from
profile	Σ	0..*	canonical(StructureDefinition)	Profiles this resource claims to conform to
Slices for security	Σ	0..*	Coding	Security Labels applied to this resource Slice: Unordered, Open by value:system, value:code Binding: All Security Labels (extensible)
security:PhdHtest	Σ	0..1	Coding	Security value set to HTEST when measurement status indicates demo or test data Binding: All Security Labels (extensible)
id		0..1	id	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations Slice: Unordered, Open by value:url
system	Σ	1..1	uri	Identity of the terminology system Fixed Value: http://terminology.hl7.org/CodeSystem/v3-ActReason
version	Σ	0..1	string	Version of the system - if relevant
code	Σ	1..1	code	Symbol in syntax defined by the system Fixed Value: HTEST
display	Σ	0..1	string	Representation defined by the system
userSelected	Σ	0..1	boolean	If this coding was chosen directly by the user
tag	Σ	0..*	Coding	Tags applied to this resource Binding: CommonTags (example)
implicitRules	?!Σ	0..1	uri	A set of rules under which this content was created
language		0..1	code	Language of the resource content Binding: CommonLanguages (preferred): IETF language tag Additional Bindings Purpose AllLanguages Max Binding
text		0..1	Narrative	Text summary of the resource, for human interpretation
contained		0..*	Resource	Contained, inline Resources dom-r4b: Containing new R4B resources within R4 resources may cause interoperability issues if instances are shared with R4 systems
Slices for extension		0..*	Extension	Extension Slice: Unordered, Open by value:url
GatewayDevice		0..1	Reference(Device)	Gateway Device URL: http://hl7.org/fhir/StructureDefinition/observation-gatewayDevice
modifierExtension	?!	0..*	Extension	Extensions that cannot be ignored
Slices for identifier	Σ	0..*	Identifier	Business Identifier for observation Slice: Unordered, Open by exists:value, exists:system, exists:type
identifier:conditionalCreate	Σ	0..1	Identifier	Unique identifier of this measurement for a given patient and device
id		0..1	id	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations Slice: Unordered, Open by value:url
use	?!Σ	0..1	code	usual | official | temp | secondary | old (If known) Binding: IdentifierUse (required)
value	Σ	1..1	string	The value that is unique Example General: 123456
period	Σ	0..1	Period	Time period when id is/was valid for use
assigner	Σ	0..1	Reference(Organization)	Organization that issued id (may be just text)
basedOn	Σ	0..*	Reference(CarePlan | DeviceRequest | ImmunizationRecommendation | MedicationRequest | NutritionOrder | ServiceRequest)	Fulfills plan, proposal or order
partOf	Σ	0..*	Reference(MedicationAdministration | MedicationDispense | MedicationStatement | Procedure | Immunization | ImagingStudy)	Part of referenced event
status	?!Σ	1..1	code	registered | preliminary | final | amended + Binding: ObservationStatus (required): Codes providing the status of an observation.
Slices for category		1..*	CodeableConcept	Classification of type of observation Slice: Unordered, Open by value:coding.code, value:coding.system Binding: ObservationCategoryCodes (preferred): Codes for high level observation categories.
category:PHD-Observation		1..1	CodeableConcept	Classification of type of observation Binding: ObservationCategoryCodes (preferred): Codes for high level observation categories.
id		0..1	id	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations Slice: Unordered, Open by value:url
coding	Σ	1..*	Coding	Code defined by a terminology system
id		0..1	id	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations Slice: Unordered, Open by value:url
system	Σ	1..1	uri	Identity of the terminology system Fixed Value: http://hl7.org/fhir/uv/phd/CodeSystem/PhdObservationCategories
version	Σ	0..1	string	Version of the system - if relevant
code	Σ	1..1	code	Symbol in syntax defined by the system Fixed Value: phd-observation
display	Σ	0..1	string	Representation defined by the system
userSelected	Σ	0..1	boolean	If this coding was chosen directly by the user
text	Σ	0..1	string	Plain text representation of the concept
code	Σ	1..1	CodeableConcept	Type of observation (code / type) Binding: LOINCCodes (example): Codes identifying names of simple observations.
id		0..1	id	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations Slice: Unordered, Open by value:url
Slices for coding	Σ	1..*	Coding	Code defined by a terminology system Slice: Unordered, Open by value:system
coding:MDCType	Σ	1..1	Coding	The 11073-10101 MDC code for the measurement
id		0..1	id	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations Slice: Unordered, Open by value:url
system	Σ	1..1	uri	Identity of the terminology system Fixed Value: urn:iso:std:iso:11073:10101
version	Σ	0..1	string	Version of the system - if relevant
code	Σ	1..1	code	Symbol in syntax defined by the system
display	Σ	0..1	string	Representation defined by the system
userSelected	Σ	0..1	boolean	If this coding was chosen directly by the user
coding:LoincCoding	Σ	0..1	Coding	The LOINC code for the measurement
id		0..1	id	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations Slice: Unordered, Open by value:url
system	Σ	1..1	uri	Identity of the terminology system Fixed Value: http://loinc.org
version	Σ	0..1	string	Version of the system - if relevant
code	Σ	1..1	code	Symbol in syntax defined by the system
display	Σ	0..1	string	Representation defined by the system
userSelected	Σ	0..1	boolean	If this coding was chosen directly by the user
text	Σ	0..1	string	It is recommended to display at least the reference identifier for the MDC code
subject	Σ	1..1	Reference(Patient | Group | Device | Location | Organization | Procedure | Practitioner | Medication | Substance)	Who and/or what the observation is about
id		0..1	id	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations Slice: Unordered, Open by value:url
reference	ΣC	1..1	string	Literal reference, Relative, internal or absolute URL
type	Σ	0..1	uri	Type the reference refers to (e.g. "Patient") Binding: ResourceType (extensible)
identifier	Σ	0..1	Identifier	Logical reference, when literal reference is not known
display	Σ	0..1	string	Text alternative for the resource
focus	Σ	0..*	Reference(Resource)	What the observation is about, when it is not about the subject of record
encounter	Σ	0..1	Reference(Encounter)	Healthcare event during which this observation is made
effective[x]	Σ	1..1		Clinically relevant time/time-period for observation
effectiveDateTime			dateTime
effectivePeriod			Period
issued	Σ	0..1	instant	Date/Time this version was made available
performer	Σ	0..*	Reference(Practitioner | PractitionerRole | Organization | CareTeam | Patient | RelatedPerson)	Who is responsible for the observation
value[x]	ΣC	0..1	CodeableConcept	Actual result
id		0..1	id	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations Slice: Unordered, Open by value:url
Slices for coding	Σ	1..*	Coding	Code defined by a terminology system Slice: Unordered, Open by value:system
coding:MDCType	Σ	1..1	Coding	Required MDC code entry
id		0..1	id	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations Slice: Unordered, Open by value:url
system	Σ	1..1	uri	Identity of the terminology system Fixed Value: urn:iso:std:iso:11073:10101
version	Σ	0..1	string	Version of the system - if relevant
code	Σ	0..1	code	Symbol in syntax defined by the system
display	Σ	0..1	string	Representation defined by the system
userSelected	Σ	0..1	boolean	If this coding was chosen directly by the user
text	Σ	0..1	string	Plain text representation of the concept
dataAbsentReason	C	0..1	CodeableConcept	Populated when the Measurement-Status or an Enum-Observed-Value status indicates invalid, not unavailable, or msmt ongoing Binding: DataAbsentReason (extensible): Codes specifying why the result (Observation.value[x]) is missing.
id		0..1	id	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations Slice: Unordered, Open by value:url
Slices for coding	Σ	1..*	Coding	Code defined by a terminology system Slice: Unordered, Open by value:system
coding:FhirDefault	Σ	1..1	Coding	Code defined by a terminology system
id		0..1	id	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations Slice: Unordered, Open by value:url
system	Σ	1..1	uri	Identity of the terminology system Fixed Value: http://terminology.hl7.org/CodeSystem/data-absent-reason
version	Σ	0..1	string	Version of the system - if relevant
code	Σ	1..1	code	Symbol in syntax defined by the system
display	Σ	0..1	string	Representation defined by the system
userSelected	Σ	0..1	boolean	If this coding was chosen directly by the user
text	Σ	0..1	string	Plain text representation of the concept
interpretation		0..*	CodeableConcept	High, low, normal, etc. Binding: ObservationInterpretationCodes (extensible): Codes identifying interpretations of observations.
id		0..1	id	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations Slice: Unordered, Open by value:url
Slices for coding	Σ	1..*	Coding	Code defined by a terminology system Slice: Unordered, Open by value:system
coding:MsmtStatusInterpretation	Σ	1..1	Coding	Measurement status interpretation when questionable, calibration-ongoing, validated, early-indication, threshold exceeded, alarm inhibited
id		0..1	id	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations Slice: Unordered, Open by value:url
system	Σ	1..1	uri	Identity of the terminology system Fixed Value: http://hl7.org/fhir/uv/pocd/CodeSystem/measurement-status
version	Σ	0..1	string	Version of the system - if relevant
code	Σ	1..1	code	Symbol in syntax defined by the system
display	Σ	0..1	string	Representation defined by the system
userSelected	Σ	0..1	boolean	If this coding was chosen directly by the user
text	Σ	0..1	string	Plain text representation of the concept
note		0..*	Annotation	Comments about the observation
bodySite		0..1	CodeableConcept	Observed body part Binding: SNOMEDCTBodyStructures (example): SNOMED CT Body site concepts
method		0..1	CodeableConcept	How it was done Binding: ObservationMethods (example): Methods for simple observations.
specimen		0..1	Reference(Specimen)	Specimen used for this observation
device		1..1	Reference(Device | DeviceMetric)	(Measurement) Device
id		0..1	id	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations Slice: Unordered, Open by value:url
reference	ΣC	1..1	string	Reference to the device responsible for the measurement
type	Σ	0..1	uri	Type the reference refers to (e.g. "Patient") Binding: ResourceType (extensible)
identifier	Σ	0..1	Identifier	Logical reference, when literal reference is not known
display	Σ	0..1	string	Text alternative for the resource
referenceRange	C	0..*	BackboneElement	Provides guide for interpretation obs-3: Must have at least a low or a high or text
id		0..1	string	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations
modifierExtension	?!Σ	0..*	Extension	Extensions that cannot be ignored even if unrecognized
low	C	0..1	SimpleQuantity	Low Range, if relevant
high	C	0..1	SimpleQuantity	High Range, if relevant
type		0..1	CodeableConcept	Reference range qualifier Binding: ObservationReferenceRangeMeaningCodes (preferred): Code for the meaning of a reference range.
appliesTo		0..*	CodeableConcept	Reference range population Binding: ObservationReferenceRangeAppliesToCodes (example): Codes identifying the population the reference range applies to.
age		0..1	Range	Applicable age range, if relevant
text		0..1	string	Text based reference range in an observation
hasMember	Σ	0..*	Reference(Observation | QuestionnaireResponse | MolecularSequence)	Related resource that belongs to the Observation group
derivedFrom	Σ	0..*	Reference(DocumentReference | ImagingStudy | Media | QuestionnaireResponse | Observation | MolecularSequence)	Reference to the Coincident Time Stamp Observation and/or Source-Handle-Reference Observation
Slices for component	Σ	0..*	BackboneElement	Component results Slice: Unordered, Open by value:code
component:All Slices				Content/Rules for all slices
id		0..1	string	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations
modifierExtension	?!Σ	0..*	Extension	Extensions that cannot be ignored even if unrecognized
code	Σ	1..1	CodeableConcept	Type of component observation (code / type) Binding: LOINCCodes (example): Codes identifying names of simple observations.
value[x]	Σ	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
component:supplementalTypesComponent	Σ	0..*	BackboneElement	Supplemental Type: A further description of the measurement type.
id		0..1	string	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations
modifierExtension	?!Σ	0..*	Extension	Extensions that cannot be ignored even if unrecognized
code	Σ	1..1	CodeableConcept	Type of component observation (code / type) Binding: CodeableConcept 11073 Attributes (required)
id		0..1	id	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations Slice: Unordered, Open by value:url
Slices for coding	Σ	1..*	Coding	Code defined by a terminology system Slice: Unordered, Open by value:system
coding:MdcType	Σ	1..1	Coding	The 11073-10101 MDC code for the measurement
id		0..1	id	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations Slice: Unordered, Open by value:url
system	Σ	1..1	uri	Identity of the terminology system Fixed Value: urn:iso:std:iso:11073:10101
version	Σ	0..1	string	Version of the system - if relevant
code	Σ	1..1	code	Symbol in syntax defined by the system Fixed Value: 68193
display	Σ	0..1	string	Representation defined by the system
userSelected	Σ	0..1	boolean	If this coding was chosen directly by the user
text	Σ	0..1	string	Plain text representation of the concept
Slices for value[x]	Σ	1..1	CodeableConcept	Actual component result Slice: Unordered, Closed by type:$this
Slices for value[x]				Content/Rules for all slices
value[x]:valueCodeableConcept	Σ	1..1	CodeableConcept	Actual component result
id		0..1	id	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations Slice: Unordered, Open by value:url
Slices for coding	Σ	1..*	Coding	Code defined by a terminology system Slice: Unordered, Open by value:system
coding:MDCType	Σ	1..1	Coding	Required MDC code entry.
id		0..1	id	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations Slice: Unordered, Open by value:url
system	Σ	1..1	uri	Identity of the terminology system Fixed Value: urn:iso:std:iso:11073:10101
version	Σ	0..1	string	Version of the system - if relevant
code	Σ	1..1	code	Symbol in syntax defined by the system
display	Σ	0..1	string	Representation defined by the system
userSelected	Σ	0..1	boolean	If this coding was chosen directly by the user
text	Σ	0..1	string	Plain text representation of the concept
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

Terminology Bindings

Path	Conformance	ValueSet	URI
Observation.meta.security	extensible	All Security Labels http://hl7.org/fhir/ValueSet/security-labels from the FHIR Standard
Observation.meta.security:PhdHtest	extensible	Fixed Value: HTEST http://hl7.org/fhir/ValueSet/security-labels from the FHIR Standard
Observation.meta.tag	example	CommonTags http://hl7.org/fhir/ValueSet/common-tags from the FHIR Standard
Observation.language	preferred	CommonLanguages Additional Bindings Purpose AllLanguages Max Binding http://hl7.org/fhir/ValueSet/languages from the FHIR Standard
Observation.identifier:conditionalCreate.use	required	IdentifierUse http://hl7.org/fhir/ValueSet/identifier-use|4.3.0 from the FHIR Standard
Observation.status	required	ObservationStatus http://hl7.org/fhir/ValueSet/observation-status|4.3.0 from the FHIR Standard
Observation.category	preferred	ObservationCategoryCodes http://hl7.org/fhir/ValueSet/observation-category from the FHIR Standard
Observation.category:PHD-Observation	preferred	ObservationCategoryCodes http://hl7.org/fhir/ValueSet/observation-category from the FHIR Standard
Observation.code	example	LOINCCodes (a valid code from LOINC) http://hl7.org/fhir/ValueSet/observation-codes from the FHIR Standard
Observation.subject.type	extensible	ResourceType http://hl7.org/fhir/ValueSet/resource-types from the FHIR Standard
Observation.dataAbsentReason	extensible	DataAbsentReason http://hl7.org/fhir/ValueSet/data-absent-reason from the FHIR Standard
Observation.interpretation	extensible	ObservationInterpretationCodes http://hl7.org/fhir/ValueSet/observation-interpretation from the FHIR Standard
Observation.bodySite	example	SNOMEDCTBodyStructures http://hl7.org/fhir/ValueSet/body-site from the FHIR Standard
Observation.method	example	ObservationMethods http://hl7.org/fhir/ValueSet/observation-methods from the FHIR Standard
Observation.device.type	extensible	ResourceType http://hl7.org/fhir/ValueSet/resource-types from the FHIR Standard
Observation.referenceRange.type	preferred	ObservationReferenceRangeMeaningCodes http://hl7.org/fhir/ValueSet/referencerange-meaning from the FHIR Standard
Observation.referenceRange.appliesTo	example	ObservationReferenceRangeAppliesToCodes http://hl7.org/fhir/ValueSet/referencerange-appliesto from the FHIR Standard
Observation.component.code	example	LOINCCodes (a valid code from LOINC) http://hl7.org/fhir/ValueSet/observation-codes from the FHIR Standard
Observation.component.dataAbsentReason	extensible	DataAbsentReason http://hl7.org/fhir/ValueSet/data-absent-reason from the FHIR Standard
Observation.component.interpretation	extensible	ObservationInterpretationCodes http://hl7.org/fhir/ValueSet/observation-interpretation from the FHIR Standard
Observation.component:supplementalTypesComponent.code	required	CodeableConcept11073MDC http://hl7.org/fhir/uv/phd/ValueSet/CodeableConcept11073MDC from this IG
Observation.component:supplementalTypesComponent.interpretation	extensible	ObservationInterpretationCodes http://hl7.org/fhir/ValueSet/observation-interpretation from the FHIR Standard

Constraints

Id	Grade	Path(s)	Details	Requirements
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.exists() and ('#'+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(uri) = '#').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()
dom-r4b	warning	Observation.contained	Containing new R4B resources within R4 resources may cause interoperability issues if instances are shared with R4 systems : ($this is Citation or $this is Evidence or $this is EvidenceReport or $this is EvidenceVariable or $this is MedicinalProductDefinition or $this is PackagedProductDefinition or $this is AdministrableProductDefinition or $this is Ingredient or $this is ClinicalUseDefinition or $this is RegulatedAuthorization or $this is SubstanceDefinition or $this is SubscriptionStatus or $this is SubscriptionTopic) implies (%resource is Citation or %resource is Evidence or %resource is EvidenceReport or %resource is EvidenceVariable or %resource is MedicinalProductDefinition or %resource is PackagedProductDefinition or %resource is AdministrableProductDefinition or %resource is Ingredient or %resource is ClinicalUseDefinition or %resource is RegulatedAuthorization or %resource is SubstanceDefinition or %resource is SubscriptionStatus or %resource is SubscriptionTopic)
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 PhdBaseObservation

Summary

Mandatory: 0 element(7 nested mandatory elements)
Fixed: 2 elements

Slices

This structure defines the following Slices:

• The element 1 is sliced based on the value of Observation.value[x].coding
• The element 1 is sliced based on the value of Observation.dataAbsentReason.coding