Numeric Observation Profile

Canonical URL

http://devices.fhir.org/StructureDefinition/NumericObservation

Profile Definition

measurementStatus0..*Extension(code)
identifierΣ0..*Identifier
basedOnΣ0..*Reference(CarePlan | DeviceRequest | ImmunizationRecommendation | MedicationRequest | NutritionOrder | ProcedureRequest | ReferralRequest)
statusΣ ?!1..1codeBinding
category0..*CodeableConceptBinding
systemΣ1..1uriFixed Value
versionΣ0..1string
codeΣ1..1code
displayΣ0..1string
userSelectedΣ0..1boolean
textΣ0..1string
subjectΣ1..1Reference(Patient | PoC Device Profile)
context0..1Reference(Encounter | EpisodeOfCare)
effectiveDateTimedateTime
effectivePeriodPeriod
issuedΣ0..1instant
performerΣ0..*Reference(Practitioner | Organization | Patient | RelatedPerson)
valueΣ1..1decimal
comparatorΣ ?!0..1codeBinding
unitΣ0..1string
systemΣ0..1uriFixed Value
codeΣ0..1code
valueΣ1..1decimal
comparatorΣ ?!0..1codeBinding
unitΣ0..1string
systemΣ0..1uriFixed Value
codeΣ0..1code
valueΣ1..1decimal
comparatorΣ ?!0..1codeBinding
unitΣ0..1string
systemΣ0..1uriFixed Value
codeΣ0..1code
dataAbsentReason0..1CodeableConceptBinding
interpretation0..1CodeableConceptBinding
comment0..1string
bodySite0..1CodeableConcept
method0..1CodeableConcept
specimen0..1Reference(Specimen)
device1..1Reference(Numeric DeviceMetric Profile)
low0..1SimpleQuantity
high0..1SimpleQuantity
type0..1CodeableConceptBinding
appliesTo0..*CodeableConcept
age0..1Range
text0..1string
type0..1codeBinding
target1..1Reference(Observation | QuestionnaireResponse | Sequence)
codeΣ1..1CodeableConcept
valueQuantityQuantity
valueCodeableConceptCodeableConcept
valueStringstring
valueRangeRange
valueRatioRatio
valueSampledDataSampledData
valueAttachmentAttachment
valueTimetime
valueDateTimedateTime
valuePeriodPeriod
dataAbsentReason0..1CodeableConceptBinding
interpretation0..1CodeableConceptBinding
referenceRange0..*see (referenceRange)

Example (XML view)

Example of a Heart Rate Numeric Observation

<Observation xmlns="http://hl7.org/fhir">
    <id value="622" />
    <meta>
        <profile value="http://devices.fhir.org/StructureDefinition/NumericObservation" />
    </meta>
    <status value="final" />
    <category>
        <coding>
            <system value="http://hl7.org/fhir/observation-category" />
            <code value="vital-signs" />
            <display value="Vital Signs" />
        </coding>
    </category>
    <code>
        <coding>
            <system value="http://loinc.org" />
            <code value="8867-4" />
            <display value="Heart rate" />
        </coding>
        <coding>
            <system value="urn:iso:std:iso:11073:10101" />
            <code value="147842" />
            <display value="MDC_ECG_CARD_BEAT_RATE" />
        </coding>
    </code>
    <subject>
        <reference value="Patient/371" />
    </subject>
    <effectiveDateTime value="2017-06-02T11:04:46+02:00" />
    <valueQuantity>
        <value value="60" />
        <unit value="bpm" />
        <system value="http://unitsofmeasure.org" />
        <code value="/min" />
    </valueQuantity>
    <device>
        <reference value="DeviceMetric/215" />
    </device>
</Observation>

Example (JSON view)

Example of a Heart Rate Numeric Observation

{
    "resourceType": "Observation",
    "id": "622",
    "meta": {
        "profile":  [
            "http://devices.fhir.org/StructureDefinition/NumericObservation"
        ]
    },
    "status": "final",
    "category":  [
        {
            "coding":  [
                {
                    "system": "http://hl7.org/fhir/observation-category",
                    "code": "vital-signs",
                    "display": "Vital Signs"
                }
            ]
        }
    ],
    "code": {
        "coding":  [
            {
                "system": "http://loinc.org",
                "code": "8867-4",
                "display": "Heart rate"
            },
            {
                "system": "urn:iso:std:iso:11073:10101",
                "code": "147842",
                "display": "MDC_ECG_CARD_BEAT_RATE"
            }
        ]
    },
    "subject": {
        "reference": "Patient/371"
    },
    "effectiveDateTime": "2017-06-02T11:04:46+02:00",
    "valueQuantity": {
        "value": 60,
        "unit": "bpm",
        "system": "http://unitsofmeasure.org",
        "code": "/min"
    },
    "device": {
        "reference": "DeviceMetric/215"
    }
}