description: Measurements and simple assertions made about a patient, device or other subject. package_name: hl7.fhir.r5.examples derivation: specialization name: Observation type: Observation elements: category: isModifier: false short: Classification of type of observation type: CodeableConcept mustSupport: false array: true binding: {strength: preferred, valueSet: 'http://hl7.org/fhir/ValueSet/observation-category'} isSummary: false index: 8 referenceRange: constraint: obs-3: {human: Must have at least a low or a high or text, source: 'http://hl7.org/fhir/StructureDefinition/Observation', severity: error, expression: low.exists() or high.exists() or text.exists()} isModifier: false short: Provides guide for interpretation index: 42 type: BackboneElement mustSupport: false array: true elements: low: {isModifier: false, short: 'Low Range, if relevant', type: Quantity, mustSupport: false, isSummary: false, index: 43} high: {isModifier: false, short: 'High Range, if relevant', type: Quantity, mustSupport: false, isSummary: false, index: 44} type: isModifier: false short: Reference range qualifier type: CodeableConcept mustSupport: false binding: {strength: preferred, valueSet: 'http://hl7.org/fhir/ValueSet/referencerange-meaning'} isSummary: false index: 45 appliesTo: isModifier: false short: Reference range population type: CodeableConcept mustSupport: false array: true binding: {strength: example, valueSet: 'http://hl7.org/fhir/ValueSet/referencerange-appliesto'} isSummary: false index: 46 age: {isModifier: false, short: 'Applicable age range, if relevant', type: Range, mustSupport: false, isSummary: false, index: 47} text: {isModifier: false, short: Text based reference range in an observation, type: string, mustSupport: false, isSummary: false, index: 48} isSummary: false hasMember: isModifier: false short: Related resource that belongs to the Observation group refers: ['http://hl7.org/fhir/StructureDefinition/MolecularSequence', 'http://hl7.org/fhir/StructureDefinition/Observation', 'http://hl7.org/fhir/StructureDefinition/QuestionnaireResponse'] type: Reference mustSupport: false array: true isSummary: true index: 49 instantiatesCanonical: {isModifier: false, short: Instantiates FHIR ObservationDefinition, type: canonical, mustSupport: false, choiceOf: instantiates, isSummary: true, index: 3} instantiatesReference: isModifier: false short: Instantiates FHIR ObservationDefinition refers: ['http://hl7.org/fhir/StructureDefinition/ObservationDefinition'] type: Reference mustSupport: false choiceOf: instantiates isSummary: true index: 4 instantiates: isModifier: false short: Instantiates FHIR ObservationDefinition mustSupport: false choices: [instantiatesCanonical, instantiatesReference] isSummary: true index: 2 derivedFrom: isModifier: false short: Related measurements the observation is made from refers: ['http://hl7.org/fhir/StructureDefinition/DocumentReference', 'http://hl7.org/fhir/StructureDefinition/ImagingStudy', 'http://hl7.org/fhir/StructureDefinition/MolecularSequence', 'http://hl7.org/fhir/StructureDefinition/Observation', 'http://hl7.org/fhir/StructureDefinition/QuestionnaireResponse'] type: Reference mustSupport: false array: true isSummary: true index: 50 interpretation: isModifier: false short: High, low, normal, etc. type: CodeableConcept mustSupport: false array: true binding: {strength: extensible, valueSet: 'http://hl7.org/fhir/ValueSet/observation-interpretation'} isSummary: false index: 36 encounter: isModifier: false short: Healthcare event during which this observation is made refers: ['http://hl7.org/fhir/StructureDefinition/Encounter'] type: Reference mustSupport: false isSummary: true index: 12 method: isModifier: false short: How it was done type: CodeableConcept mustSupport: false binding: {strength: example, valueSet: 'http://hl7.org/fhir/ValueSet/observation-methods'} isSummary: false index: 39 valueTime: {isModifier: false, short: Actual result, type: time, mustSupport: false, choiceOf: value, isSummary: true, index: 31} specimen: isModifier: false short: Specimen used for this observation refers: ['http://hl7.org/fhir/StructureDefinition/Specimen'] type: Reference mustSupport: false isSummary: false index: 40 valueQuantity: {isModifier: false, short: Actual result, type: Quantity, mustSupport: false, choiceOf: value, isSummary: true, index: 23} value: isModifier: false short: Actual result mustSupport: false choices: [valueQuantity, valueCodeableConcept, valueString, valueBoolean, valueInteger, valueRange, valueRatio, valueSampledData, valueTime, valueDateTime, valuePeriod, valueAttachment] isSummary: true index: 22 valueString: {isModifier: false, short: Actual result, type: string, mustSupport: false, choiceOf: value, isSummary: true, index: 25} valueRatio: {isModifier: false, short: Actual result, type: Ratio, mustSupport: false, choiceOf: value, isSummary: true, index: 29} valueBoolean: {isModifier: false, short: Actual result, type: boolean, mustSupport: false, choiceOf: value, isSummary: true, index: 26} valueDateTime: {isModifier: false, short: Actual result, type: dateTime, mustSupport: false, choiceOf: value, isSummary: true, index: 32} component: isModifier: false short: Component results index: 51 type: BackboneElement mustSupport: false array: true elements: referenceRange: elementReference: ['http://hl7.org/fhir/StructureDefinition/Observation', elements, referenceRange] isModifier: false short: Provides guide for interpretation of component result mustSupport: false array: true isSummary: false index: 69 interpretation: isModifier: false short: High, low, normal, etc. type: CodeableConcept mustSupport: false array: true binding: {strength: extensible, valueSet: 'http://hl7.org/fhir/ValueSet/observation-interpretation'} isSummary: false index: 68 valueTime: {isModifier: false, short: Actual component result, type: time, mustSupport: false, choiceOf: value, isSummary: true, index: 63} valueQuantity: {isModifier: false, short: Actual component result, type: Quantity, mustSupport: false, choiceOf: value, isSummary: true, index: 55} value: isModifier: false short: Actual component result mustSupport: false choices: [valueQuantity, valueCodeableConcept, valueString, valueBoolean, valueInteger, valueRange, valueRatio, valueSampledData, valueTime, valueDateTime, valuePeriod, valueAttachment] isSummary: true index: 54 valueString: {isModifier: false, short: Actual component result, type: string, mustSupport: false, choiceOf: value, isSummary: true, index: 57} valueRatio: {isModifier: false, short: Actual component result, type: Ratio, mustSupport: false, choiceOf: value, isSummary: true, index: 61} valueBoolean: {isModifier: false, short: Actual component result, type: boolean, mustSupport: false, choiceOf: value, isSummary: true, index: 58} valueDateTime: {isModifier: false, short: Actual component result, type: dateTime, mustSupport: false, choiceOf: value, isSummary: true, index: 64} valueSampledData: {isModifier: false, short: Actual component result, type: SampledData, mustSupport: false, choiceOf: value, isSummary: true, index: 62} code: isModifier: false short: Type of component observation (code / type) type: CodeableConcept mustSupport: false binding: {strength: example, valueSet: 'http://hl7.org/fhir/ValueSet/observation-codes'} isSummary: true index: 52 valueCodeableConcept: {isModifier: false, short: Actual component result, type: CodeableConcept, mustSupport: false, choiceOf: value, isSummary: true, index: 56} valuePeriod: {isModifier: false, short: Actual component result, type: Period, mustSupport: false, choiceOf: value, isSummary: true, index: 65} valueRange: {isModifier: false, short: Actual component result, type: Range, mustSupport: false, choiceOf: value, isSummary: true, index: 60} valueInteger: {isModifier: false, short: Actual component result, type: integer, mustSupport: false, choiceOf: value, isSummary: true, index: 59} valueAttachment: {isModifier: false, short: Actual component result, type: Attachment, mustSupport: false, choiceOf: value, isSummary: true, index: 66} dataAbsentReason: isModifier: false short: Why the component result is missing type: CodeableConcept mustSupport: false binding: {strength: extensible, valueSet: 'http://hl7.org/fhir/ValueSet/data-absent-reason'} isSummary: false index: 67 required: [code] isSummary: true note: {isModifier: false, short: Comments about the observation, type: Annotation, mustSupport: false, array: true, isSummary: false, index: 37} valueSampledData: {isModifier: false, short: Actual result, type: SampledData, mustSupport: false, choiceOf: value, isSummary: true, index: 30} effectiveDateTime: {isModifier: false, short: Clinically relevant time/time-period for observation, type: dateTime, mustSupport: false, choiceOf: effective, isSummary: true, index: 15} status: isModifier: true short: registered | preliminary | final | amended + index: 7 type: code mustSupport: false binding: {strength: required, valueSet: 'http://hl7.org/fhir/ValueSet/observation-status|5.0.0-snapshot1'} isModifierReason: This element is labeled as a modifier because it is a status element that contains status entered-in-error which means that the resource should not be treated as valid isSummary: true effective: isModifier: false short: Clinically relevant time/time-period for observation mustSupport: false choices: [effectiveDateTime, effectivePeriod, effectiveTiming, effectiveInstant] isSummary: true index: 14 code: isModifier: false short: Type of observation (code / type) type: CodeableConcept mustSupport: false binding: {strength: example, valueSet: 'http://hl7.org/fhir/ValueSet/observation-codes'} isSummary: true index: 9 identifier: {isModifier: false, short: Business Identifier for observation, type: Identifier, mustSupport: false, array: true, isSummary: true, index: 0} effectiveTiming: {isModifier: false, short: Clinically relevant time/time-period for observation, type: Timing, mustSupport: false, choiceOf: effective, isSummary: true, index: 17} valueCodeableConcept: {isModifier: false, short: Actual result, type: CodeableConcept, mustSupport: false, choiceOf: value, isSummary: true, index: 24} bodySite: isModifier: false short: Observed body part type: CodeableConcept mustSupport: false binding: {strength: example, valueSet: 'http://hl7.org/fhir/ValueSet/body-site'} isSummary: false index: 38 focus: isModifier: false short: What the observation is about, when it is not about the subject of record refers: ['http://hl7.org/fhir/StructureDefinition/Resource'] type: Reference mustSupport: false array: true isSummary: true index: 11 issued: {isModifier: false, short: Date/Time this version was made available, type: instant, mustSupport: false, isSummary: true, index: 19} valuePeriod: {isModifier: false, short: Actual result, type: Period, mustSupport: false, choiceOf: value, isSummary: true, index: 33} device: isModifier: false short: (Measurement) Device refers: ['http://hl7.org/fhir/StructureDefinition/Device', 'http://hl7.org/fhir/StructureDefinition/DeviceMetric'] type: Reference mustSupport: false isSummary: false index: 41 effectiveInstant: {isModifier: false, short: Clinically relevant time/time-period for observation, type: instant, mustSupport: false, choiceOf: effective, isSummary: true, index: 18} basedOn: isModifier: false short: Fulfills plan, proposal or order refers: ['http://hl7.org/fhir/StructureDefinition/CarePlan', 'http://hl7.org/fhir/StructureDefinition/DeviceRequest', 'http://hl7.org/fhir/StructureDefinition/ImmunizationRecommendation', 'http://hl7.org/fhir/StructureDefinition/MedicationRequest', 'http://hl7.org/fhir/StructureDefinition/NutritionOrder', 'http://hl7.org/fhir/StructureDefinition/ServiceRequest'] type: Reference mustSupport: false array: true isSummary: true index: 5 valueRange: {isModifier: false, short: Actual result, type: Range, mustSupport: false, choiceOf: value, isSummary: true, index: 28} partOf: isModifier: false short: Part of referenced event refers: ['http://hl7.org/fhir/StructureDefinition/ImagingStudy', 'http://hl7.org/fhir/StructureDefinition/Immunization', 'http://hl7.org/fhir/StructureDefinition/MedicationAdministration', 'http://hl7.org/fhir/StructureDefinition/MedicationDispense', 'http://hl7.org/fhir/StructureDefinition/MedicationUsage', 'http://hl7.org/fhir/StructureDefinition/Procedure'] type: Reference mustSupport: false array: true isSummary: true index: 6 valueInteger: {isModifier: false, short: Actual result, type: integer, mustSupport: false, choiceOf: value, isSummary: true, index: 27} valueAttachment: {isModifier: false, short: Actual result, type: Attachment, mustSupport: false, choiceOf: value, isSummary: true, index: 34} subject: isModifier: false short: Who and/or what the observation is about refers: ['http://hl7.org/fhir/StructureDefinition/BiologicallyDerivedProduct', 'http://hl7.org/fhir/StructureDefinition/Device', 'http://hl7.org/fhir/StructureDefinition/Group', 'http://hl7.org/fhir/StructureDefinition/Location', 'http://hl7.org/fhir/StructureDefinition/Medication', 'http://hl7.org/fhir/StructureDefinition/NutritionProduct', 'http://hl7.org/fhir/StructureDefinition/Organization', 'http://hl7.org/fhir/StructureDefinition/Patient', 'http://hl7.org/fhir/StructureDefinition/Practitioner', 'http://hl7.org/fhir/StructureDefinition/Procedure', 'http://hl7.org/fhir/StructureDefinition/Substance'] type: Reference mustSupport: false isSummary: true index: 10 performer: isModifier: false short: Who is responsible for the observation refers: ['http://hl7.org/fhir/StructureDefinition/CareTeam', 'http://hl7.org/fhir/StructureDefinition/Organization', 'http://hl7.org/fhir/StructureDefinition/Patient', 'http://hl7.org/fhir/StructureDefinition/Practitioner', 'http://hl7.org/fhir/StructureDefinition/PractitionerRole', 'http://hl7.org/fhir/StructureDefinition/RelatedPerson'] type: Reference mustSupport: false array: true isSummary: true index: 20 dataAbsentReason: isModifier: false short: Why the result is missing type: CodeableConcept mustSupport: false binding: {strength: extensible, valueSet: 'http://hl7.org/fhir/ValueSet/data-absent-reason'} isSummary: false index: 35 effectivePeriod: {isModifier: false, short: Clinically relevant time/time-period for observation, type: Period, mustSupport: false, choiceOf: effective, isSummary: true, index: 16} package_version: 5.0.0-snapshot1 class: resource kind: resource url: http://hl7.org/fhir/StructureDefinition/Observation base: http://hl7.org/fhir/StructureDefinition/DomainResource version: 5.0.0-snapshot1 required: [status, code]