This page is part of the FHIR Specification v6.0.0-ballot1: Release 6 Ballot (1st Draft) (see Ballot Notes ). The current version is 5.0.0 . For a full list of available versions, see the Directory of published versions
Search parameters for the Resource Observation - Search Parameters resource. Also check the Extensions registry for search parameters
on extensions related to this resource.
http://hl7.org/fhir/SearchParameter/Observation-based-on10.1.22 based-on Parameter based-on:reference
Reference to the service request.
http://hl7.org/fhir/SearchParameter/Observation-category10.1.23 category Parameter category:token
The classification of the type of observation
Resource Observation Expression Observation.categoryProcessing Mode Normal Multiples multipleAnd: It's up to the server whether the parameter may repeat in order to specify multiple values that must all be true multipleOr: It's up to the server whether the parameter can have multiple values (separated by comma) where at least one must be true
http://hl7.org/fhir/SearchParameter/clinical-codeThis search parameter is part of the common search parameter clinical-code 10.1.24 code TU Parameter code:token
Resource Observation Expression Observation.codeProcessing Mode Normal Multiples multipleAnd: It's up to the server whether the parameter may repeat in order to specify multiple values that must all be true multipleOr: It's up to the server whether the parameter can have multiple values (separated by comma) where at least one must be true
http://hl7.org/fhir/SearchParameter/Observation-code-value-concept10.1.25 code-value-concept Parameter code-value-concept:composite
Code and coded value parameter pair
Resource Observation Expression ObservationProcessing Mode Normal Multiples multipleAnd: It's up to the server whether the parameter may repeat in order to specify multiple values that must all be true multipleOr: The parameter may only have one value (no comma separators)
Components
http://hl7.org/fhir/SearchParameter/Observation-code-value-date10.1.26 code-value-date Parameter code-value-date:composite
Code and date/time value parameter pair
Resource Observation Expression ObservationProcessing Mode Normal Multiples multipleAnd: It's up to the server whether the parameter may repeat in order to specify multiple values that must all be true multipleOr: The parameter may only have one value (no comma separators)
Components
http://hl7.org/fhir/SearchParameter/Observation-code-value-quantity10.1.27 code-value-quantity Parameter code-value-quantity:composite
Code and quantity value parameter pair
Resource Observation Expression ObservationProcessing Mode Normal Multiples multipleAnd: It's up to the server whether the parameter may repeat in order to specify multiple values that must all be true multipleOr: The parameter may only have one value (no comma separators)
Components
http://hl7.org/fhir/SearchParameter/Observation-code-value-string10.1.28 code-value-string Parameter code-value-string:composite
Code and string value parameter pair
Resource Observation Expression ObservationProcessing Mode Normal Multiples multipleAnd: It's up to the server whether the parameter may repeat in order to specify multiple values that must all be true multipleOr: The parameter may only have one value (no comma separators)
Components
code codehttp://hl7.org/fhir/SearchParameter/Observation-value-string value.ofType(string)
http://hl7.org/fhir/SearchParameter/Observation-combo-code10.1.29 combo-code Parameter combo-code:token
The code of the observation type or component type
Resource Observation Expression Observation.code | Observation.component.codeProcessing Mode Normal Multiples multipleAnd: It's up to the server whether the parameter may repeat in order to specify multiple values that must all be true multipleOr: It's up to the server whether the parameter can have multiple values (separated by comma) where at least one must be true
http://hl7.org/fhir/SearchParameter/Observation-combo-code-value-concept10.1.30 combo-code-value-concept Parameter combo-code-value-concept:composite
Code and coded value parameter pair, including in components
Resource Observation Expression Observation | Observation.componentProcessing Mode Normal Multiples multipleAnd: It's up to the server whether the parameter may repeat in order to specify multiple values that must all be true multipleOr: The parameter may only have one value (no comma separators)
Components
http://hl7.org/fhir/SearchParameter/Observation-combo-code-value-quantity10.1.31 combo-code-value-quantity Parameter combo-code-value-quantity:composite
Code and quantity value parameter pair, including in components
Resource Observation Expression Observation | Observation.componentProcessing Mode Normal Multiples multipleAnd: It's up to the server whether the parameter may repeat in order to specify multiple values that must all be true multipleOr: The parameter may only have one value (no comma separators)
Components
http://hl7.org/fhir/SearchParameter/Observation-combo-data-absent-reason10.1.32 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.
Resource Observation Expression Observation.dataAbsentReason | Observation.component.dataAbsentReasonProcessing Mode Normal Multiples multipleAnd: It's up to the server whether the parameter may repeat in order to specify multiple values that must all be true multipleOr: It's up to the server whether the parameter can have multiple values (separated by comma) where at least one must be true
http://hl7.org/fhir/SearchParameter/Observation-combo-value-concept10.1.33 combo-value-concept Parameter combo-value-concept:token
The value or component value of the observation, if the value is a CodeableConcept
Resource Observation Expression Observation.value.ofType(CodeableConcept) | Observation.component.value.ofType(CodeableConcept)Processing Mode Normal Multiples multipleAnd: It's up to the server whether the parameter may repeat in order to specify multiple values that must all be true multipleOr: It's up to the server whether the parameter can have multiple values (separated by comma) where at least one must be true
http://hl7.org/fhir/SearchParameter/Observation-combo-value-quantity10.1.34 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)
Resource Observation Expression Observation.value.ofType(Quantity) | Observation.value.ofType(SampledData) | Observation.component.value.ofType(Quantity) | Observation.component.value.ofType(SampledData)Processing Mode Normal Multiples multipleAnd: It's up to the server whether the parameter may repeat in order to specify multiple values that must all be true multipleOr: It's up to the server whether the parameter can have multiple values (separated by comma) where at least one must be true Comparators Allowed: eq, ne, gt, ge, lt, le, sa, eb, ap
http://hl7.org/fhir/SearchParameter/Observation-component-code10.1.35 component-code Parameter component-code:token
The component code of the observation type
Resource Observation Expression Observation.component.codeProcessing Mode Normal Multiples multipleAnd: It's up to the server whether the parameter may repeat in order to specify multiple values that must all be true multipleOr: It's up to the server whether the parameter can have multiple values (separated by comma) where at least one must be true
http://hl7.org/fhir/SearchParameter/Observation-component-code-value-concept10.1.36 component-code-value-concept Parameter component-code-value-concept:composite
Component code and component coded value parameter pair
Resource Observation Expression Observation.componentProcessing Mode Normal Multiples multipleAnd: It's up to the server whether the parameter may repeat in order to specify multiple values that must all be true multipleOr: The parameter may only have one value (no comma separators)
Components
http://hl7.org/fhir/SearchParameter/Observation-component-code-value-quantity10.1.37 component-code-value-quantity Parameter component-code-value-quantity:composite
Component code and component quantity value parameter pair
Resource Observation Expression Observation.componentProcessing Mode Normal Multiples multipleAnd: It's up to the server whether the parameter may repeat in order to specify multiple values that must all be true multipleOr: The parameter may only have one value (no comma separators)
Components
http://hl7.org/fhir/SearchParameter/Observation-component-data-absent-reason10.1.38 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.
Resource Observation Expression Observation.component.dataAbsentReasonProcessing Mode Normal Multiples multipleAnd: It's up to the server whether the parameter may repeat in order to specify multiple values that must all be true multipleOr: It's up to the server whether the parameter can have multiple values (separated by comma) where at least one must be true
http://hl7.org/fhir/SearchParameter/Observation-component-value-canonical10.1.39 component-value-canonical Parameter component-value-canonical:uri
URL contained in valueCanonical.
Resource Observation Expression Observation.component.value.ofType(canonical)Processing Mode Normal Multiples multipleAnd: It's up to the server whether the parameter may repeat in order to specify multiple values that must all be true multipleOr: It's up to the server whether the parameter can have multiple values (separated by comma) where at least one must be true
http://hl7.org/fhir/SearchParameter/Observation-component-value-concept10.1.40 component-value-concept Parameter component-value-concept:token
The value of the component observation, if the value is a CodeableConcept
Resource Observation Expression Observation.component.value.ofType(CodeableConcept)Processing Mode Normal Multiples multipleAnd: It's up to the server whether the parameter may repeat in order to specify multiple values that must all be true multipleOr: It's up to the server whether the parameter can have multiple values (separated by comma) where at least one must be true
http://hl7.org/fhir/SearchParameter/Observation-component-value-quantity10.1.41 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)
Resource Observation Expression Observation.component.value.ofType(Quantity) | Observation.component.value.ofType(SampledData)Processing Mode Normal Multiples multipleAnd: It's up to the server whether the parameter may repeat in order to specify multiple values that must all be true multipleOr: It's up to the server whether the parameter can have multiple values (separated by comma) where at least one must be true Comparators Allowed: eq, ne, gt, ge, lt, le, sa, eb, ap
http://hl7.org/fhir/SearchParameter/Observation-component-value-reference10.1.42 component-value-reference Parameter component-value-reference:reference
Reference contained in valueReference.
Resource Observation Expression Observation.component.value.ofType(Reference)Processing Mode Normal Target Resources MolecularSequence Multiples multipleAnd: It's up to the server whether the parameter may repeat in order to specify multiple values that must all be true multipleOr: It's up to the server whether the parameter can have multiple values (separated by comma) where at least one must be true
http://hl7.org/fhir/SearchParameter/Observation-data-absent-reason10.1.43 data-absent-reason Parameter data-absent-reason:token
The reason why the expected value in the element Observation.value[x] is missing.
Resource Observation Expression Observation.dataAbsentReasonProcessing Mode Normal Multiples multipleAnd: It's up to the server whether the parameter may repeat in order to specify multiple values that must all be true multipleOr: It's up to the server whether the parameter can have multiple values (separated by comma) where at least one must be true
http://hl7.org/fhir/SearchParameter/clinical-dateThis search parameter is part of the common search parameter clinical-date 10.1.44 date TU Parameter date:date
Observation : Clinically relevant time/time-period for observation
Resource Observation Expression Observation.effective.ofType(dateTime) | Observation.effective.ofType(Period) | Observation.effective.ofType(Timing) | Observation.effective.ofType(instant)Processing Mode Normal Multiples multipleAnd: It's up to the server whether the parameter may repeat in order to specify multiple values that must all be true multipleOr: It's up to the server whether the parameter can have multiple values (separated by comma) where at least one must be true Comparators Allowed: eq, ne, gt, ge, lt, le, sa, eb, ap
http://hl7.org/fhir/SearchParameter/Observation-derived-from10.1.45 derived-from Parameter derived-from:reference
Related measurements the observation is made from
http://hl7.org/fhir/SearchParameter/Observation-device10.1.46 device Parameter device:reference
The Device that generated the observation data.
Resource Observation Expression Observation.deviceProcessing Mode Normal Target Resources Device , DeviceMetric Multiples multipleAnd: It's up to the server whether the parameter may repeat in order to specify multiple values that must all be true multipleOr: It's up to the server whether the parameter can have multiple values (separated by comma) where at least one must be true
http://hl7.org/fhir/SearchParameter/clinical-encounterThis search parameter is part of the common search parameter clinical-encounter 10.1.47 encounter TU Parameter encounter:reference
Resource Observation Expression Observation.encounterProcessing Mode Normal Target Resources Encounter Multiples multipleAnd: It's up to the server whether the parameter may repeat in order to specify multiple values that must all be true multipleOr: It's up to the server whether the parameter can have multiple values (separated by comma) where at least one must be true
http://hl7.org/fhir/SearchParameter/Observation-focus10.1.48 focus TU Parameter focus:reference
The focus of an observation when the focus is not the patient of record.
Resource Observation Expression Observation.focusProcessing Mode Normal Target Resources Account , ActivityDefinition , ActorDefinition , AdministrableProductDefinition , AdverseEvent , AllergyIntolerance , Appointment , AppointmentResponse , ArtifactAssessment , AuditEvent , Basic , Binary , BiologicallyDerivedProduct , BiologicallyDerivedProductDispense , BodyStructure , Bundle , CapabilityStatement , CarePlan , CareTeam , ChargeItem , ChargeItemDefinition , Citation , Claim , ClaimResponse , ClinicalImpression , ClinicalUseDefinition , CodeSystem , Communication , CommunicationRequest , CompartmentDefinition , Composition , ConceptMap , Condition , ConditionDefinition , Consent , Contract , Coverage , CoverageEligibilityRequest , CoverageEligibilityResponse , DetectedIssue , Device , DeviceAssociation , DeviceDefinition , DeviceDispense , DeviceMetric , DeviceRequest , DeviceUsage , DiagnosticReport , DocumentReference , Encounter , EncounterHistory , Endpoint , EnrollmentRequest , EnrollmentResponse , EpisodeOfCare , EventDefinition , Evidence , EvidenceReport , EvidenceVariable , ExampleScenario , ExplanationOfBenefit , FamilyMemberHistory , Flag , FormularyItem , GenomicStudy , Goal , GraphDefinition , Group , GuidanceResponse , HealthcareService , ImagingSelection , ImagingStudy , Immunization , ImmunizationEvaluation , ImmunizationRecommendation , ImplementationGuide , Ingredient , InsurancePlan , InventoryItem , InventoryReport , Invoice , Library , Linkage , List , Location , ManufacturedItemDefinition , Measure , MeasureReport , Medication , MedicationAdministration , MedicationDispense , MedicationKnowledge , MedicationRequest , MedicationStatement , MedicinalProductDefinition , MessageDefinition , MessageHeader , MolecularSequence , NamingSystem , NutritionIntake , NutritionOrder , NutritionProduct , Observation , ObservationDefinition , OperationDefinition , OperationOutcome , Organization , OrganizationAffiliation , PackagedProductDefinition , Parameters , Patient , PaymentNotice , PaymentReconciliation , Permission , Person , PlanDefinition , Practitioner , PractitionerRole , Procedure , Provenance , Questionnaire , QuestionnaireResponse , RegulatedAuthorization , RelatedPerson , RequestOrchestration , Requirements , ResearchStudy , ResearchSubject , RiskAssessment , Schedule , SearchParameter , ServiceRequest , Slot , Specimen , SpecimenDefinition , StructureDefinition , StructureMap , Subscription , SubscriptionStatus , SubscriptionTopic , Substance , SubstanceDefinition , SubstanceNucleicAcid , SubstancePolymer , SubstanceProtein , SubstanceReferenceInformation , SubstanceSourceMaterial , SupplyDelivery , SupplyRequest , Task , TerminologyCapabilities , TestPlan , TestReport , TestScript , Transport , ValueSet , VerificationResult , VisionPrescription Multiples multipleAnd: It's up to the server whether the parameter may repeat in order to specify multiple values that must all be true multipleOr: It's up to the server whether the parameter can have multiple values (separated by comma) where at least one must be true
http://hl7.org/fhir/SearchParameter/Observation-has-member10.1.49 has-member Parameter has-member:reference
Related resource that belongs to the Observation group
Resource Observation Expression Observation.hasMemberProcessing Mode Normal Target Resources Observation , MolecularSequence , QuestionnaireResponse Multiples multipleAnd: It's up to the server whether the parameter may repeat in order to specify multiple values that must all be true multipleOr: It's up to the server whether the parameter can have multiple values (separated by comma) where at least one must be true
http://hl7.org/fhir/SearchParameter/clinical-identifierThis search parameter is part of the common search parameter clinical-identifier 10.1.50 identifier TU Parameter identifier:token
Observation : The unique id for a particular observation
Resource Observation Expression Observation.identifierProcessing Mode Normal Multiples multipleAnd: It's up to the server whether the parameter may repeat in order to specify multiple values that must all be true multipleOr: It's up to the server whether the parameter can have multiple values (separated by comma) where at least one must be true
http://hl7.org/fhir/SearchParameter/Observation-method10.1.51 method Parameter method:token
The method used for the observation
Resource Observation Expression Observation.methodProcessing Mode Normal Multiples multipleAnd: It's up to the server whether the parameter may repeat in order to specify multiple values that must all be true multipleOr: It's up to the server whether the parameter can have multiple values (separated by comma) where at least one must be true
http://hl7.org/fhir/SearchParameter/Observation-part-of10.1.52 part-of Parameter part-of:reference
http://hl7.org/fhir/SearchParameter/clinical-patientThis search parameter is part of the common search parameter clinical-patient 10.1.53 patient TU Parameter patient:reference
Observation : The subject that the observation is about (if patient)
Resource Observation Expression Observation.subject.where(resolve() is Patient)Processing Mode Normal Target Resources Patient Multiples multipleAnd: It's up to the server whether the parameter may repeat in order to specify multiple values that must all be true multipleOr: It's up to the server whether the parameter can have multiple values (separated by comma) where at least one must be true
http://hl7.org/fhir/SearchParameter/Observation-performer10.1.54 performer Parameter performer:reference
Who performed the observation
Resource Observation Expression Observation.performerProcessing Mode Normal Target Resources Organization , CareTeam , RelatedPerson , PractitionerRole , Practitioner , Patient Multiples multipleAnd: It's up to the server whether the parameter may repeat in order to specify multiple values that must all be true multipleOr: It's up to the server whether the parameter can have multiple values (separated by comma) where at least one must be true
http://hl7.org/fhir/SearchParameter/Observation-specimen10.1.55 specimen Parameter specimen:reference
Specimen used for this observation
Resource Observation Expression Observation.specimenProcessing Mode Normal Target Resources Group , Specimen Multiples multipleAnd: It's up to the server whether the parameter may repeat in order to specify multiple values that must all be true multipleOr: It's up to the server whether the parameter can have multiple values (separated by comma) where at least one must be true
http://hl7.org/fhir/SearchParameter/Observation-status10.1.56 status Parameter status:token
The status of the observation
Resource Observation Expression Observation.statusProcessing Mode Normal Multiples multipleAnd: It's up to the server whether the parameter may repeat in order to specify multiple values that must all be true multipleOr: It's up to the server whether the parameter can have multiple values (separated by comma) where at least one must be true
http://hl7.org/fhir/SearchParameter/Observation-subject10.1.57 subject Parameter subject:reference
The subject that the observation is about
Resource Observation Expression Observation.subjectProcessing Mode Normal Target Resources Device , Organization , Procedure , NutritionProduct , Group , Practitioner , BiologicallyDerivedProduct , Substance , Location , Patient , Medication Multiples multipleAnd: It's up to the server whether the parameter may repeat in order to specify multiple values that must all be true multipleOr: It's up to the server whether the parameter can have multiple values (separated by comma) where at least one must be true
http://hl7.org/fhir/SearchParameter/Observation-value-canonical10.1.58 value-canonical Parameter value-canonical:uri
URL contained in valueCanonical.
Resource Observation Expression Observation.value.ofType(canonical)Processing Mode Normal Multiples multipleAnd: It's up to the server whether the parameter may repeat in order to specify multiple values that must all be true multipleOr: It's up to the server whether the parameter can have multiple values (separated by comma) where at least one must be true
http://hl7.org/fhir/SearchParameter/Observation-value-concept10.1.59 value-concept Parameter value-concept:token
The value of the observation, if the value is a CodeableConcept
Resource Observation Expression Observation.value.ofType(CodeableConcept)Processing Mode Normal Multiples multipleAnd: It's up to the server whether the parameter may repeat in order to specify multiple values that must all be true multipleOr: It's up to the server whether the parameter can have multiple values (separated by comma) where at least one must be true
http://hl7.org/fhir/SearchParameter/Observation-value-date10.1.60 value-date Parameter value-date:date
The value of the observation, if the value is a date or period of time
Resource Observation Expression Observation.value.ofType(dateTime) | Observation.value.ofType(Period)Processing Mode Normal Multiples multipleAnd: It's up to the server whether the parameter may repeat in order to specify multiple values that must all be true multipleOr: It's up to the server whether the parameter can have multiple values (separated by comma) where at least one must be true Comparators Allowed: eq, ne, gt, ge, lt, le, sa, eb, ap
http://hl7.org/fhir/SearchParameter/Observation-value-markdown10.1.61 value-markdown Parameter value-markdown:string
The value of the observation, if the value is a string, and also searches in CodeableConcept.text
Resource Observation Expression Observation.value.ofType(markdown) | Observation.value.ofType(CodeableConcept).textProcessing Mode Normal Multiples multipleAnd: It's up to the server whether the parameter may repeat in order to specify multiple values that must all be true multipleOr: It's up to the server whether the parameter can have multiple values (separated by comma) where at least one must be true
http://hl7.org/fhir/SearchParameter/Observation-value-quantity10.1.62 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)
Resource Observation Expression Observation.value.ofType(Quantity) | Observation.value.ofType(SampledData)Processing Mode Normal Multiples multipleAnd: It's up to the server whether the parameter may repeat in order to specify multiple values that must all be true multipleOr: It's up to the server whether the parameter can have multiple values (separated by comma) where at least one must be true Comparators Allowed: eq, ne, gt, ge, lt, le, sa, eb, ap
http://hl7.org/fhir/SearchParameter/Observation-value-reference10.1.63 value-reference Parameter value-reference:reference
Reference contained in valueReference.
Resource Observation Expression Observation.value.ofType(Reference)Processing Mode Normal Target Resources MolecularSequence Multiples multipleAnd: It's up to the server whether the parameter may repeat in order to specify multiple values that must all be true multipleOr: It's up to the server whether the parameter can have multiple values (separated by comma) where at least one must be true
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