2nd DSTU Draft For Comment

This page is part of the FHIR Specification (v0.4.0: DSTU 2 Draft). The current version which supercedes this version is 5.0.0. For a full list of available versions, see the Directory of published versions

Profile: DeviceMetricObservation

The official URL for this profile is: 

http://hl7.org/fhir/Profile/observation-device-metric-devicemetricobservation

. This profile describes the direct or derived, qualitative or quantitative physiological measurement, setting, or calculation data produced by a medical device or a device component. : Device Metric Observation

This profile was published on Mon, Nov 17, 2014 00:00+1100 as a draft by Health Level Seven, Inc. - Health Care Devices (DEV) WG.

Summary

Required/Prohibited Elements

  • The element Observation is required
  • The element Observation.code is required
  • The element Observation.dataAbsentReason is prohibited
  • The element Observation.appliesDateTime is required
  • The element Observation.issued is prohibited
  • The element Observation.status is required
  • The element Observation.reliability is required
  • The element Observation.subject is required
  • The element Observation.specimen is prohibited
  • The element Observation.device is required
  • The element Observation.encounter is prohibited

Formal Views of Profile Content

Description of Profiles, Differentials, Snapshots, and how the XML and JSON presentations work.

Differential View

This structure is derived from Observation.

Snapshot View

NameFlagsCard.TypeDescription & Constraintsdoco
.. Observation I1..1Measurements and simple assertions
obs-6: Shall only be present if Observation.value[x] is not present
... id 0..1idLogical id of this artefact
... meta 0..1MetaMetadata about the resource
... implicitRules M0..1uriA set of rules under which this content was created
... language 0..1codeLanguage of the resource content
Binding: Language (required, not extensible)
... text I0..1NarrativeText summary of the resource, for human interpretation
... contained 0..*ResourceContained, inline Resources
... extension 0..*ExtensionAdditional Content defined by implementations
... modifierExtension 0..*ExtensionExtensions that cannot be ignored
... code S1..1CodeableConceptType of observation (code / type)
Binding: ObservationType (example, extensible)
... value[x] S0..*Quantity, CodeableConcept, Attachment, Ratio, dateTime, Period, SampledData, string, timeActual result
... interpretation 0..1CodeableConceptHigh, low, normal, etc.
Binding: ObservationInterpretation (preferred, extensible)
... comments 0..1stringComments about result
... appliesDateTime S1..1dateTimePhysiologically Relevant time/time-period for observation
... status M S1..1coderegistered | preliminary | final | amended +
Binding: ObservationStatus (required, not extensible)
... reliability M S1..1codeok | ongoing | early | questionable | calibrating | error +
Binding: ObservationReliability (required, not extensible)
... bodySiteCodeableConcept S0..1CodeableConceptObserved body part
Binding: BodySite (example, extensible)
... method S0..1CodeableConceptHow it was done
Binding: ObservationMethod (example, extensible)
... identifier S0..1IdentifierUnique Id for this particular observation
... subject S1..1Patient, DeviceWho and/or what this is about
... performer 0..*Practitioner, Organization, Patient, RelatedPersonWho did the observation
... device S1..1Device, DeviceMetric(Measurement) Device
... referenceRange S I0..1Provides guide for interpretation
obs-3: Must have at least a low or a high or text
.... id 0..1idxml:id (or equivalent in JSON)
.... extension 0..*ExtensionAdditional Content defined by implementations
.... modifierExtension 0..*ExtensionExtensions that cannot be ignored
.... low I0..1QuantityLow Range, if relevant
obs-4: Low range comparators can only be '>' or '>=' or empty
.... high I0..1QuantityHigh Range, if relevant
obs-5: High range comparators can only be '<' or '<=' or empty
.... meaning 0..1CodeableConceptIndicates the meaning/use of this range of this range
Binding: ObservationRangeMeaning (example, extensible)
.... age 0..1RangeApplicable age range, if relevant
.... text 0..1stringText based reference range in an observation
... related S0..1Observations related to this observation
.... id 0..1idxml:id (or equivalent in JSON)
.... extension 0..*ExtensionAdditional Content defined by implementations
.... modifierExtension 0..*ExtensionExtensions that cannot be ignored
.... type S0..1codehas-component | has-member | derived-from | sequel-to | replaces | qualified-by | interfered-by
Binding: ObservationRelationshipType (required, not extensible)
.... target S0..1ObservationObservation that is related to this one

XML Template

JSON Template

todo

Differential View

This structure is derived from Observation.

Snapshot View

NameFlagsCard.TypeDescription & Constraintsdoco
.. Observation I1..1Measurements and simple assertions
obs-6: Shall only be present if Observation.value[x] is not present
... id 0..1idLogical id of this artefact
... meta 0..1MetaMetadata about the resource
... implicitRules M0..1uriA set of rules under which this content was created
... language 0..1codeLanguage of the resource content
Binding: Language (required, not extensible)
... text I0..1NarrativeText summary of the resource, for human interpretation
... contained 0..*ResourceContained, inline Resources
... extension 0..*ExtensionAdditional Content defined by implementations
... modifierExtension 0..*ExtensionExtensions that cannot be ignored
... code S1..1CodeableConceptType of observation (code / type)
Binding: ObservationType (example, extensible)
... value[x] S0..*Quantity, CodeableConcept, Attachment, Ratio, dateTime, Period, SampledData, string, timeActual result
... interpretation 0..1CodeableConceptHigh, low, normal, etc.
Binding: ObservationInterpretation (preferred, extensible)
... comments 0..1stringComments about result
... appliesDateTime S1..1dateTimePhysiologically Relevant time/time-period for observation
... status M S1..1coderegistered | preliminary | final | amended +
Binding: ObservationStatus (required, not extensible)
... reliability M S1..1codeok | ongoing | early | questionable | calibrating | error +
Binding: ObservationReliability (required, not extensible)
... bodySiteCodeableConcept S0..1CodeableConceptObserved body part
Binding: BodySite (example, extensible)
... method S0..1CodeableConceptHow it was done
Binding: ObservationMethod (example, extensible)
... identifier S0..1IdentifierUnique Id for this particular observation
... subject S1..1Patient, DeviceWho and/or what this is about
... performer 0..*Practitioner, Organization, Patient, RelatedPersonWho did the observation
... device S1..1Device, DeviceMetric(Measurement) Device
... referenceRange S I0..1Provides guide for interpretation
obs-3: Must have at least a low or a high or text
.... id 0..1idxml:id (or equivalent in JSON)
.... extension 0..*ExtensionAdditional Content defined by implementations
.... modifierExtension 0..*ExtensionExtensions that cannot be ignored
.... low I0..1QuantityLow Range, if relevant
obs-4: Low range comparators can only be '>' or '>=' or empty
.... high I0..1QuantityHigh Range, if relevant
obs-5: High range comparators can only be '<' or '<=' or empty
.... meaning 0..1CodeableConceptIndicates the meaning/use of this range of this range
Binding: ObservationRangeMeaning (example, extensible)
.... age 0..1RangeApplicable age range, if relevant
.... text 0..1stringText based reference range in an observation
... related S0..1Observations related to this observation
.... id 0..1idxml:id (or equivalent in JSON)
.... extension 0..*ExtensionAdditional Content defined by implementations
.... modifierExtension 0..*ExtensionExtensions that cannot be ignored
.... type S0..1codehas-component | has-member | derived-from | sequel-to | replaces | qualified-by | interfered-by
Binding: ObservationRelationshipType (required, not extensible)
.... target S0..1ObservationObservation that is related to this one

XML Template

JSON Template

todo

 

Other definitions: (todo)

Terminology Bindings

PathNameConformanceValueSet
Observation.languageLanguagerequiredhttp://tools.ietf.org/html/bcp47
Observation.codeObservationTypeexample (extensible)LOINC Codes
Observation.dataAbsentReasonDataAbsentReasonrequiredDataAbsentReason
Observation.interpretationObservationInterpretationpreferred (extensible)Observation Interpretation Codes
Observation.statusObservationStatusrequiredObservationStatus
Observation.reliabilityObservationReliabilityrequiredObservationReliability
Observation.bodySiteCodeableConceptBodySiteexample (extensible)SNOMED CT Body Structures
Observation.methodObservationMethodexample (extensible)Observation Methods
Observation.referenceRange.meaningObservationRangeMeaningexample (extensible)Observation Reference Range Meaning Codes
Observation.related.typeObservationRelationshipTyperequiredObservationRelationshipType

Constraints

IdPathNameDetails
obs-6Observationdata absent reasonShall only be present if Observation.value[x] is not present
XPath: not(exists(f:dataAbsentReason)) or (not(exists(*[starts-with(local-name(.), 'value')])))
obs-3Observation.referenceRangereference rangeMust have at least a low or a high or text
XPath: (exists(f:low) or exists(f:high)or exists(f:text))
obs-4Observation.referenceRange.lowlow range comparatorsLow range comparators can only be '>' or '>=' or empty
XPath: not(exists(f:comparator)) or boolean(f:comparator/@value = '<') or boolean(f:comparator/@value = '<=')
obs-5Observation.referenceRange.highhigh range comparatorsHigh range comparators can only be '<' or '<=' or empty
XPath: not(exists(f:comparator)) or boolean(f:comparator/@value = '>') or boolean(f:comparator/@value = '>=')
.