Name	Flags	Card.	Type	Description & Constraints
Observation		0 .. *
id		0 .. 1	id
observation-bodyPosition		0..1	CodeableConcept	The body position during the observation URL: http://hl7.org/fhir/StructureDefinition/observation-bodyPosition Binding: Body Position (preferred)
observation-delta		0..1	CodeableConcept	Qualitative change or trend in the measurement URL: http://hl7.org/fhir/StructureDefinition/observation-delta Binding: QICore Observation Delta Value Set Definition (example)
basedOn		0 .. *	Reference(CarePlan | DeviceRequest | ImmunizationRecommendation | MedicationRequest | NutritionOrder | ProcedureRequest | ReferralRequest)
status	S	1 .. 1	code
category	S	1..*	CodeableConcept
code	S	1 .. 1	CodeableConcept
subject	S	1..1	Reference(QICore-Patient | Group | QICore-Device | QICore-Location)
context	S	0 .. 1	Reference(QICore-Encounter | Group)
effective[x]	S	0 .. 1	dateTime , Period
issued	S	0 .. 1	instant
performer		0 .. *	Reference(QICore-Practitioner | QICore-Organization | QICore-Patient | QICore-RelatedPerson)
value[x]	S	0 .. 1	Quantity , CodeableConcept , string , boolean , Range , Ratio , SampledData , Attachment , time , dateTime , Period	Binding: Observation Value Codes (SNOMED-CT) (preferred)
dataAbsentReason		0 .. 1	CodeableConcept
interpretation	S	0 .. 1	CodeableConcept
bodySite	S	0 .. 1	CodeableConcept
method	S	0 .. 1	CodeableConcept
specimen	S	0 .. 1	Reference(QICore-Specimen)
device		0 .. 1	Reference(QICore-Device | DeviceMetric)
referenceRange		0 .. *	BackboneElement
low		0 .. 1	SimpleQuantity
high		0 .. 1	SimpleQuantity
related	S	0 .. *	BackboneElement
target		1 .. 1	Reference(QICore-Observation | QuestionnaireResponse)
component	S	0 .. *	BackboneElement
code	S	1 .. 1	CodeableConcept
value[x]	S	0 .. 1	Quantity , CodeableConcept , string , Range , Ratio , SampledData , Attachment , time , dateTime , Period
dataAbsentReason	S	0 .. 1	CodeableConcept
interpretation	S	0 .. 1	CodeableConcept
referenceRange		0 .. *
Documentation for this format