Release 5 Ballot

This page is part of the FHIR Specification (v5.0.0-ballot: FHIR R5 Ballot Preview). The current version which supercedes this version is 5.0.0. For a full list of available versions, see the Directory of published versions

Orders and Observations Work GroupMaturity Level: N/AStandards Status: InformativeSecurity Category: Patient Compartments: Device, Encounter, Patient, Practitioner, RelatedPerson

Search Parameter Registry for the observation resource

Search parameter list for this resource. The common parameters also apply. See Searching for more information about searching in REST, messaging, and services.

http://hl7.org/fhir/SearchParameter/Observation-based-on

Parameter based-on:reference

Reference to the service request.

ResourceObservation
ExpressionObservation.basedOn
Target ResourcesCarePlan, MedicationRequest, NutritionOrder, DeviceRequest, ServiceRequest, ImmunizationRecommendation
MultiplesThe parameter cannot repeat or have multiple values
 
http://hl7.org/fhir/SearchParameter/Observation-category

Parameter category:token

The classification of the type of observation

ResourceObservation
ExpressionObservation.category
MultiplesThe parameter cannot repeat or have multiple values
 
http://hl7.org/fhir/build/SearchParameter/Observation-code

Parameter code:token

The code of the observation type

Resources
ExpressionObservation.code
UsageNormal
MultiplesThe parameter cannot repeat or have multiple values
 
http://hl7.org/fhir/SearchParameter/Observation-code-value-concept

Parameter code-value-concept:composite

Code and coded value parameter pair

ResourceObservation
ExpressionObservation
MultiplesThe parameter cannot repeat or have multiple values

Components

http://hl7.org/fhir/SearchParameter/clinical-codecode
http://hl7.org/fhir/SearchParameter/Observation-value-conceptvalue.ofType(CodeableConcept)
 
http://hl7.org/fhir/SearchParameter/Observation-code-value-date

Parameter code-value-date:composite

Code and date/time value parameter pair

ResourceObservation
ExpressionObservation
MultiplesThe parameter cannot repeat or have multiple values

Components

http://hl7.org/fhir/SearchParameter/clinical-codecode
http://hl7.org/fhir/SearchParameter/Observation-value-datevalue.ofType(DateTime) | value.ofType(Period)
 
http://hl7.org/fhir/SearchParameter/Observation-code-value-quantity

Parameter code-value-quantity:composite

Code and quantity value parameter pair

ResourceObservation
ExpressionObservation
MultiplesThe parameter cannot repeat or have multiple values

Components

http://hl7.org/fhir/SearchParameter/clinical-codecode
http://hl7.org/fhir/SearchParameter/Observation-value-quantityvalue.ofType(Quantity)
 
http://hl7.org/fhir/SearchParameter/Observation-code-value-string

Parameter code-value-string:composite

Code and string value parameter pair

ResourceObservation
ExpressionObservation
MultiplesThe parameter cannot repeat or have multiple values

Components

http://hl7.org/fhir/SearchParameter/clinical-codecode
http://hl7.org/fhir/SearchParameter/Observation-value-stringvalue.ofType(string)
 
http://hl7.org/fhir/SearchParameter/Observation-combo-code

Parameter combo-code:token

The code of the observation type or component type

ResourceObservation
ExpressionObservation.code | Observation.component.code
MultiplesThe parameter cannot repeat or have multiple values
 
http://hl7.org/fhir/SearchParameter/Observation-combo-code-value-concept

Parameter combo-code-value-concept:composite

Code and coded value parameter pair, including in components

ResourceObservation
ExpressionObservation | Observation.component
MultiplesThe parameter cannot repeat or have multiple values

Components

http://hl7.org/fhir/SearchParameter/Observation-combo-codecode
http://hl7.org/fhir/SearchParameter/Observation-combo-value-conceptvalue.ofType(CodeableConcept)
 
http://hl7.org/fhir/SearchParameter/Observation-combo-code-value-quantity

Parameter combo-code-value-quantity:composite

Code and quantity value parameter pair, including in components

ResourceObservation
ExpressionObservation | Observation.component
MultiplesThe parameter cannot repeat or have multiple values

Components

http://hl7.org/fhir/SearchParameter/Observation-combo-codecode
http://hl7.org/fhir/SearchParameter/Observation-combo-value-quantityvalue.ofType(Quantity)
 
http://hl7.org/fhir/SearchParameter/Observation-combo-data-absent-reason

Parameter combo-data-absent-reason:token

The reason why the expected value in the element Observation.value[x] or Observation.component.value[x] is missing.

ResourceObservation
ExpressionObservation.dataAbsentReason | Observation.component.dataAbsentReason
MultiplesThe parameter cannot repeat or have multiple values
 
http://hl7.org/fhir/SearchParameter/Observation-combo-value-concept

Parameter combo-value-concept:token

The value or component value of the observation, if the value is a CodeableConcept

ResourceObservation
ExpressionObservation.value.ofType(CodeableConcept) | Observation.component.value.ofType(CodeableConcept)
MultiplesThe parameter cannot repeat or have multiple values
 
http://hl7.org/fhir/SearchParameter/Observation-combo-value-quantity

Parameter combo-value-quantity:quantity

The value or component value of the observation, if the value is a Quantity, or a SampledData (just search on the bounds of the values in sampled data)

ResourceObservation
ExpressionObservation.value.ofType(Quantity) | Observation.value.ofType(SampledData) | Observation.component.value.ofType(Quantity) | Observation.component.value.ofType(SampledData)
MultiplesThe parameter cannot repeat or have multiple values
ComparatorsAllowed: eq, ne, gt, ge, lt, le, sa, eb, ap
 
http://hl7.org/fhir/SearchParameter/Observation-component-code

Parameter component-code:token

The component code of the observation type

ResourceObservation
ExpressionObservation.component.code
MultiplesThe parameter cannot repeat or have multiple values
 
http://hl7.org/fhir/SearchParameter/Observation-component-code-value-concept

Parameter component-code-value-concept:composite

Component code and component coded value parameter pair

ResourceObservation
ExpressionObservation.component
MultiplesThe parameter cannot repeat or have multiple values

Components

http://hl7.org/fhir/SearchParameter/Observation-component-codecode
http://hl7.org/fhir/SearchParameter/Observation-component-value-conceptvalue.ofType(CodeableConcept)
 
http://hl7.org/fhir/SearchParameter/Observation-component-code-value-quantity

Parameter component-code-value-quantity:composite

Component code and component quantity value parameter pair

ResourceObservation
ExpressionObservation.component
MultiplesThe parameter cannot repeat or have multiple values

Components

http://hl7.org/fhir/SearchParameter/Observation-component-codecode
http://hl7.org/fhir/SearchParameter/Observation-component-value-quantityvalue.ofType(Quantity)
 
http://hl7.org/fhir/SearchParameter/Observation-component-data-absent-reason

Parameter component-data-absent-reason:token

The reason why the expected value in the element Observation.component.value[x] is missing.

ResourceObservation
ExpressionObservation.component.dataAbsentReason
MultiplesThe parameter cannot repeat or have multiple values
 
http://hl7.org/fhir/SearchParameter/Observation-component-value-concept

Parameter component-value-concept:token

The value of the component observation, if the value is a CodeableConcept

ResourceObservation
ExpressionObservation.component.value.ofType(CodeableConcept)
MultiplesThe parameter cannot repeat or have multiple values
 
http://hl7.org/fhir/SearchParameter/Observation-component-value-quantity

Parameter component-value-quantity:quantity

The value of the component observation, if the value is a Quantity, or a SampledData (just search on the bounds of the values in sampled data)

ResourceObservation
ExpressionObservation.component.value.ofType(Quantity) | Observation.component.value.ofType(SampledData)
MultiplesThe parameter cannot repeat or have multiple values
ComparatorsAllowed: eq, ne, gt, ge, lt, le, sa, eb, ap
 
http://hl7.org/fhir/SearchParameter/Observation-data-absent-reason

Parameter data-absent-reason:token

The reason why the expected value in the element Observation.value[x] is missing.

ResourceObservation
ExpressionObservation.dataAbsentReason
MultiplesThe parameter cannot repeat or have multiple values
 
http://hl7.org/fhir/build/SearchParameter/Observation-date

Parameter date:date

Obtained date/time. If the obtained element is a period, a date that falls in the period

Resources
ExpressionObservation.effective
UsageNormal
MultiplesThe parameter cannot repeat or have multiple values
 
http://hl7.org/fhir/SearchParameter/Observation-derived-from

Parameter derived-from:reference

Related measurements the observation is made from

ResourceObservation
ExpressionObservation.derivedFrom
Target ResourcesGenomicStudy, Observation, ImagingStudy, MolecularSequence, ImagingSelection, QuestionnaireResponse, DocumentReference
MultiplesThe parameter cannot repeat or have multiple values
 
http://hl7.org/fhir/SearchParameter/Observation-device

Parameter device:reference

The Device that generated the observation data.

ResourceObservation
ExpressionObservation.device
Target ResourcesDevice, DeviceMetric
MultiplesThe parameter cannot repeat or have multiple values
 
http://hl7.org/fhir/build/SearchParameter/Observation-encounter

Parameter encounter:reference

Encounter related to the observation

Resources
ExpressionObservation.encounter
UsageNormal
MultiplesThe parameter cannot repeat or have multiple values
 
http://hl7.org/fhir/SearchParameter/Observation-focus

Parameter focus:reference

The focus of an observation when the focus is not the patient of record.

ResourceObservation
ExpressionObservation.focus
Target ResourcesAll Resources
MultiplesThe parameter cannot repeat or have multiple values
 
http://hl7.org/fhir/SearchParameter/Observation-has-member

Parameter has-member:reference

Related resource that belongs to the Observation group

ResourceObservation
ExpressionObservation.hasMember
Target ResourcesObservation, MolecularSequence, QuestionnaireResponse
MultiplesThe parameter cannot repeat or have multiple values
 
http://hl7.org/fhir/build/SearchParameter/Observation-identifier

Parameter identifier:token

The unique id for a particular observation

Resources
ExpressionObservation.identifier
UsageNormal
MultiplesThe parameter cannot repeat or have multiple values
 
http://hl7.org/fhir/SearchParameter/Observation-method

Parameter method:token

The method used for the observation

ResourceObservation
ExpressionObservation.method
MultiplesThe parameter cannot repeat or have multiple values
 
http://hl7.org/fhir/SearchParameter/Observation-part-of

Parameter part-of:reference

Part of referenced event

ResourceObservation
ExpressionObservation.partOf
Target ResourcesGenomicStudy, Immunization, MedicationDispense, MedicationAdministration, Procedure, ImagingStudy, MedicationUsage
MultiplesThe parameter cannot repeat or have multiple values
 
http://hl7.org/fhir/build/SearchParameter/Observation-patient

Parameter patient:reference

The subject that the observation is about (if patient)

Resources
ExpressionObservation.subject.where(resolve() is Patient)
UsageNormal
Target ResourcesPatient
MultiplesThe parameter cannot repeat or have multiple values
 
http://hl7.org/fhir/SearchParameter/Observation-performer

Parameter performer:reference

Who performed the observation

ResourceObservation
ExpressionObservation.performer
Target ResourcesPractitioner, Organization, CareTeam, Patient, PractitionerRole, RelatedPerson
MultiplesThe parameter cannot repeat or have multiple values
 
http://hl7.org/fhir/SearchParameter/Observation-specimen

Parameter specimen:reference

Specimen used for this observation

ResourceObservation
ExpressionObservation.specimen
Target ResourcesSpecimen, Group
MultiplesThe parameter cannot repeat or have multiple values
 
http://hl7.org/fhir/SearchParameter/Observation-status

Parameter status:token

The status of the observation

ResourceObservation
ExpressionObservation.status
MultiplesThe parameter cannot repeat or have multiple values
 
http://hl7.org/fhir/SearchParameter/Observation-subject

Parameter subject:reference

The subject that the observation is about

ResourceObservation
ExpressionObservation.subject
Target ResourcesPractitioner, Group, Organization, BiologicallyDerivedProduct, NutritionProduct, Device, Medication, Patient, Procedure, Substance, Location
MultiplesThe parameter cannot repeat or have multiple values
 
http://hl7.org/fhir/SearchParameter/Observation-value-concept

Parameter value-concept:token

The value of the observation, if the value is a CodeableConcept

ResourceObservation
ExpressionObservation.value.ofType(CodeableConcept)
MultiplesThe parameter cannot repeat or have multiple values
 
http://hl7.org/fhir/SearchParameter/Observation-value-date

Parameter value-date:date

The value of the observation, if the value is a date or period of time

ResourceObservation
ExpressionObservation.value.ofType(dateTime) | Observation.value.ofType(Period)
MultiplesThe parameter cannot repeat or have multiple values
ComparatorsAllowed: eq, ne, gt, ge, lt, le, sa, eb, ap
 
http://hl7.org/fhir/SearchParameter/Observation-value-quantity

Parameter value-quantity:quantity

The value of the observation, if the value is a Quantity, or a SampledData (just search on the bounds of the values in sampled data)

ResourceObservation
ExpressionObservation.value.ofType(Quantity) | Observation.value.ofType(SampledData)
MultiplesThe parameter cannot repeat or have multiple values
ComparatorsAllowed: eq, ne, gt, ge, lt, le, sa, eb, ap
 
http://hl7.org/fhir/SearchParameter/Observation-value-string

Parameter value-string:string

The value of the observation, if the value is a string, and also searches in CodeableConcept.text

ResourceObservation
ExpressionObservation.value.ofType(string) | Observation.value.ofType(CodeableConcept).text
MultiplesThe parameter cannot repeat or have multiple values