## Profile Comparison between http://hl7.org/fhir/us/core/StructureDefinition/us-core-pulse-oximetry vs http://hl7.org/fhir/us/qicore/StructureDefinition/qicore-observation

Left: | US Core Pulse Oximetry Profile (http://hl7.org/fhir/us/core/StructureDefinition/us-core-pulse-oximetry)
Right: | QICoreObservation (http://hl7.org/fhir/us/qicore/StructureDefinition/qicore-observation)

### Messages

Error | StructureDefinition.url | Values for url differ: 'http://hl7.org/fhir/us/core/StructureDefinition/us-core-pulse-oximetry' vs 'http://hl7.org/fhir/us/qicore/StructureDefinition/qicore-observation'
Information | StructureDefinition.name | Values for name differ: 'USCorePulseOximetryProfile' vs 'QICoreObservation'
Information | StructureDefinition.status | Values for status differ: 'active' vs 'draft'
Information | StructureDefinition.date | Values for date differ: '2020-11-18' vs '2018-08-22'
Information | StructureDefinition.publisher | Values for publisher differ: 'HL7 International - Cross-Group Projects' vs 'http://www.hl7.org/Special/committees/cqi/index.cfm'
Error | StructureDefinition.baseDefinition | Values for baseDefinition differ: 'http://hl7.org/fhir/us/core/StructureDefinition/us-core-vital-signs' vs 'http://hl7.org/fhir/StructureDefinition/Observation'
Warning | Observation | Elements differ in short: 'US Core Pulse Oximetry Profile' vs 'Measurements and simple assertions'
Warning | Observation | Elements differ in definition: 'Defines constraints on the Observation resource to represent inspired O2 by pulse oximetry and inspired oxygen concentration observations with a standard LOINC codes and UCUM units of measure. This profile is derived from the US Core Vital Signs Profile.' vs 'Measurements and simple assertions made about a patient, device or other subject.'
Warning | Observation.extension | Elements differ in short: 'Additional content defined by implementations' vs 'Extension'
Warning | Observation.extension | Elements differ in definition: 'May be used to represent additional information that is not part of the basic definition of the resource. To make the use of extensions safe and manageable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension.' vs 'An Extension'
Warning | Observation.code | Elements differ in short: 'Oxygen Saturation by Pulse Oximetry' vs 'Type of observation (code / type)'
Warning | Observation.code | Elements differ in definition: 'Coded Responses from C-CDA Vital Sign Results.' vs 'Describes what was observed. Sometimes this is called the observation 'name'.'
Warning | Observation.code | Elements differ in comments: 'The code (59408-5 Oxygen saturation in Arterial blood by Pulse oximetry) is included as an additional observation code to FHIR Core vital Oxygen Saturation code (2708-6 Oxygen saturation in Arterial blood).' vs '*All* code-value and, if present, component.code-component.value pairs need to be taken into account to correctly understand the meaning of the observation.'
Warning | Observation.code | Elements differ in requirements: '5. SHALL contain exactly one [1..1] code, where the @code SHOULD be selected from ValueSet HITSP Vital Sign Result Type 2.16.840.1.113883.3.88.12.80.62 DYNAMIC (CONF:7301).' vs 'Knowing what kind of observation is being made is essential to understanding the observation.'
Warning | Observation.code | Elements differ in binding.description: 'The vital sign codes from the base FHIR and US Core Vital Signs.' vs 'This value set specifies the type of observation'
Warning | Observation.code.coding | Elements differ in definition for mustSupport: 'true' vs 'false'
Warning | Observation.encounter | Elements differ in definition for mustSupport: 'false' vs 'true'
Warning | Observation.effective[x] | Elements differ in short: 'Often just a dateTime for Vital Signs' vs 'Clinically relevant time/time-period for observation'
Warning | Observation.effective[x] | Elements differ in definition: 'Often just a dateTime for Vital Signs.' vs 'The time or time-period the observed value is asserted as being true. For biological subjects - e.g. human patients - this is usually called the 'physiologically relevant time'. This is usually either the time of the procedure or of specimen collection, but very often the source of the date/time is not known, only the date/time itself.'
Information | Observation.effective[x] | Element minimum cardinalities differ: '1' vs '0'
Warning | Observation.issued | Elements differ in definition for mustSupport: 'false' vs 'true'
Warning | Observation.value[x] | Elements differ in short: 'Vital Signs Value' vs 'Actual result'
Warning | Observation.value[x] | Elements differ in definition: 'Vital Signs value are typically recorded using the Quantity data type.' vs 'The information determined as a result of making the observation, if the information has a simple value.'
Warning | Observation.value[x] | Elements differ in requirements: '9. SHALL contain exactly one [1..1] value with @xsi:type='PQ' (CONF:7305).' vs 'An observation exists to have a value, though it might not if it is in error, or if it represents a group of observations.'
Warning | Observation.value[x] | Elements differ in binding.description: 'Common UCUM units for recording Vital Signs.' vs 'SNOMED CT for coded results'
Warning | Observation.dataAbsentReason | Elements differ in definition for mustSupport: 'true' vs 'false'
Warning | Observation.interpretation | Elements differ in definition for mustSupport: 'false' vs 'true'
Warning | Observation.bodySite | Elements differ in definition for mustSupport: 'false' vs 'true'
Warning | Observation.method | Elements differ in definition for mustSupport: 'false' vs 'true'
Warning | Observation.specimen | Elements differ in definition for mustSupport: 'false' vs 'true'
Warning | Observation.hasMember | Elements differ in short: 'Used when reporting vital signs panel components' vs 'Related resource that belongs to the Observation group'
Warning | Observation.hasMember | Elements differ in definition: 'Used when reporting vital signs panel components.' vs 'This observation is a group observation (e.g. a battery, a panel of tests, a set of vital sign measurements) that includes the target as a member of the group.'
Error | Observation.hasMember | Type Mismatch: Reference([CanonicalType[http://hl7.org/fhir/StructureDefinition/QuestionnaireResponse], CanonicalType[http://hl7.org/fhir/StructureDefinition/MolecularSequence], CanonicalType[http://hl7.org/fhir/StructureDefinition/vitalsigns]]) vs Reference([CanonicalType[http://hl7.org/fhir/StructureDefinition/Observation], CanonicalType[http://hl7.org/fhir/StructureDefinition/QuestionnaireResponse], CanonicalType[http://hl7.org/fhir/StructureDefinition/MolecularSequence]])
Error | Observation.derivedFrom | Type Mismatch: Reference([CanonicalType[http://hl7.org/fhir/StructureDefinition/DocumentReference], CanonicalType[http://hl7.org/fhir/StructureDefinition/ImagingStudy], CanonicalType[http://hl7.org/fhir/StructureDefinition/Media], CanonicalType[http://hl7.org/fhir/StructureDefinition/QuestionnaireResponse], CanonicalType[http://hl7.org/fhir/StructureDefinition/MolecularSequence], CanonicalType[http://hl7.org/fhir/StructureDefinition/vitalsigns]]) vs Reference([CanonicalType[http://hl7.org/fhir/us/qicore/StructureDefinition/qicore-observation], CanonicalType[http://hl7.org/fhir/StructureDefinition/QuestionnaireResponse]])
Warning | Observation.component | Elements differ in short: 'Used when reporting flow rates or oxygen concentration.' vs 'Component results'
Warning | Observation.component | Elements differ in definition: 'Used when reporting flow rates or oxygen concentration.' vs 'Some observations have multiple component observations. These component observations are expressed as separate code value pairs that share the same attributes. Examples include systolic and diastolic component observations for blood pressure measurement and multiple component observations for genetics observations.'
Warning | Observation.component.code | Elements differ in binding.description: 'The vital sign codes from the base FHIR and US Core Vital Signs.' vs 'Codes identifying names of simple observations.'
Warning | Observation.component.value[x] | Elements differ in short: 'Vital Sign Component Value' vs 'Actual component result'
Warning | Observation.component.value[x] | Elements differ in definition: 'Vital Signs value are typically recorded using the Quantity data type. For supporting observations such as cuff size could use other datatypes such as CodeableConcept.' vs 'The information determined as a result of making the observation, if the information has a simple value.'
Warning | Observation.component.value[x] | Elements differ in requirements: '9. SHALL contain exactly one [1..1] value with @xsi:type='PQ' (CONF:7305).' vs 'An observation exists to have a value, though it might not if it is in error, or if it represents a group of observations.'
Warning | Observation.component.interpretation | Elements differ in definition for mustSupport: 'false' vs 'true'

### Metadata

Name | Value | Comments
--- | --- | ---
abstract | false |
baseDefinition | http://hl7.org/fhir/us/core/StructureDefinition/us-core-vital-signs | http://hl7.org/fhir/StructureDefinition/Observation | Values Differ
copyright | Used by permission of HL7 International, all rights reserved Creative Commons License |  | Removed the item 'Used by permission of HL7 International, all rights reserved Creative Commons License'
date | 2020-11-18 | 2018-08-22 | Values Differ
description | Defines constraints on the Observation resource to represent inspired O2 by pulse oximetry and inspired oxygen concentration observations with a standard LOINC codes and UCUM units of measure. This profile is derived from the US Core Vital Signs Profile. | Profile of Observation for decision support/quality metrics. Defines the core set of elements and extensions for quality rule and measure authors. | Values Differ
experimental | false |
fhirVersion | 4.0.1 |
jurisdiction |  |
jurisdiction[0] | urn:iso:std:iso:3166#US |
kind | resource |
name | USCorePulseOximetryProfile | QICoreObservation | Values Differ
publisher | HL7 International - Cross-Group Projects | http://www.hl7.org/Special/committees/cqi/index.cfm | Values Differ
purpose |  |
status | active | draft | Values Differ
title | US Core Pulse Oximetry Profile |  | Removed the item 'US Core Pulse Oximetry Profile'
type | Observation |
url | http://hl7.org/fhir/us/core/StructureDefinition/us-core-pulse-oximetry | http://hl7.org/fhir/us/qicore/StructureDefinition/qicore-observation | Values Differ
version | 4.1.0 |

### Structure

Name | L Flags | L Card. | L Type | L Description & Constraints | R Flags | R Card. | L Type | L Description & Constraints | Comments
--- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Observation | I | 0..* | USCoreVitalSignsProfile | US Core Pulse Oximetry Profile | I | 0..* | Observation | Measurements and simple assertions | Elements differ in short: 'US Core Pulse Oximetry Profile' vs 'Measurements and simple assertions' Elements differ in definition: 'Defines constraints on the Observation resource to represent inspired O2 by pulse oximetry and inspired oxygen concentration observations with a standard LOINC codes and UCUM units of measure. This profile is derived from the US Core Vital Signs Profile.' vs 'Measurements and simple assertions made about a patient, device or other subject.'
id | Σ | 0..1 | string | Logical id of this artifact | Σ | 0..1 | string | Logical id of this artifact |
meta | Σ | 0..1 | Meta | Metadata about the resource | Σ | 0..1 | Meta | Metadata about the resource |
implicitRules | ?!Σ | 0..1 | uri | A set of rules under which this content was created | ?!Σ | 0..1 | uri | A set of rules under which this content was created |
language |  | 0..1 | code | Language of the resource content Binding: CommonLanguages (preferred) Max Binding: AllLanguages: A human language. |  | 0..1 | code | Language of the resource content Binding: CommonLanguages (preferred) Max Binding: AllLanguages: A human language. |
text |  | 0..1 | Narrative | Text summary of the resource, for human interpretation |  | 0..1 | Narrative | Text summary of the resource, for human interpretation |
contained |  | 0..* | Resource | Contained, inline Resources |  | 0..* | Resource | Contained, inline Resources |
extension |  | 0..* | Extension | Additional content defined by implementations |  | 0..* | Extension | Extension Slice: Unordered, Open by value:url | Elements differ in short: 'Additional content defined by implementations' vs 'Extension' Elements differ in definition: 'May be used to represent additional information that is not part of the basic definition of the resource. To make the use of extensions safe and manageable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension.' vs 'An Extension'
modifierExtension | ?! | 0..* | Extension | Extensions that cannot be ignored | ?! | 0..* | Extension | Extensions that cannot be ignored |
identifier | Σ | 0..* | Identifier | Business Identifier for observation | Σ | 0..* | Identifier | Business Identifier for observation |
basedOn | Σ | 0..* | Reference(CarePlan | DeviceRequest | ImmunizationRecommendation | MedicationRequest | NutritionOrder | ServiceRequest) | Fulfills plan, proposal or order | Σ | 0..* | Reference(CarePlan | DeviceRequest | ImmunizationRecommendation | MedicationRequest | NutritionOrder | ServiceRequest) | Fulfills plan, proposal or order |
partOf | Σ | 0..* | Reference(MedicationAdministration | MedicationDispense | MedicationStatement | Procedure | Immunization | ImagingStudy) | Part of referenced event | Σ | 0..* | Reference(MedicationAdministration | MedicationDispense | MedicationStatement | Procedure | Immunization | ImagingStudy) | Part of referenced event |
status | ?!S Σ | 1..1 | code | registered | preliminary | final | amended + Binding: ObservationStatus (required) | ?!S Σ | 1..1 | code | registered | preliminary | final | amended + Binding: ObservationStatus (required): Codes providing the status of an observation. |
Slices for category | S | 1..* | CodeableConcept | Classification of type of observation Slice: Unordered, Open by value:coding.code, value:coding.system Binding: ObservationCategoryCodes (preferred): Codes for high level observation categories. | S | 1..* | CodeableConcept | Classification of type of observation Binding: ObservationCategoryCodes (preferred): Codes for high level observation categories. |
code | S Σ | 1..1 | CodeableConcept | Oxygen Saturation by Pulse Oximetry Binding: US Core Vital Signs ValueSet (extensible): The vital sign codes from the base FHIR and US Core Vital Signs. | S Σ | 1..1 | CodeableConcept | Type of observation (code / type) Binding: LOINCCodes (preferred): This value set specifies the type of observation | Elements differ in short: 'Oxygen Saturation by Pulse Oximetry' vs 'Type of observation (code / type)' Elements differ in definition: 'Coded Responses from C-CDA Vital Sign Results.' vs 'Describes what was observed. Sometimes this is called the observation "name".' Elements differ in comments: 'The code (59408-5 Oxygen saturation in Arterial blood by Pulse oximetry) is included as an additional observation code to FHIR Core vital Oxygen Saturation code (2708-6 Oxygen saturation in Arterial blood).' vs '*All* code-value and, if present, component.code-component.value pairs need to be taken into account to correctly understand the meaning of the observation.' Elements differ in requirements: '5. SHALL contain exactly one [1..1] code, where the @code SHOULD be selected from ValueSet HITSP Vital Sign Result Type 2.16.840.1.113883.3.88.12.80.62 DYNAMIC (CONF:7301).' vs 'Knowing what kind of observation is being made is essential to understanding the observation.' Elements differ in binding.description: 'The vital sign codes from the base FHIR and US Core Vital Signs.' vs 'This value set specifies the type of observation'
id |  | 0..1 | string | Unique id for inter-element referencing |  | 0..1 | string | Unique id for inter-element referencing |
Slices for extension |  | 0..* | Extension | Additional content defined by implementations Slice: Unordered, Open by value:url |  | 0..* | Extension | Additional content defined by implementations Slice: Unordered, Open by value:url |
Slices for coding | S Σ | 0..* | Coding | Code defined by a terminology system Slice: Unordered, Open by pattern:$this | Σ | 0..* | Coding | Code defined by a terminology system | Elements differ in definition for mustSupport: 'true' vs 'false'
text | Σ | 0..1 | string | Plain text representation of the concept | Σ | 0..1 | string | Plain text representation of the concept |
subject | S Σ | 1..1 | Reference(US Core Patient Profile) | Who and/or what the observation is about | S Σ | 1..1 | Reference(QICorePatient | QICoreDevice | QICoreLocation) | Who and/or what the observation is about |
focus | Σ | 0..* | Reference(Resource) | What the observation is about, when it is not about the subject of record | Σ | 0..* | Reference(Resource) | What the observation is about, when it is not about the subject of record |
encounter | Σ | 0..1 | Reference(Encounter) | Healthcare event during which this observation is made | S Σ | 0..1 | Reference(QICoreEncounter) | Healthcare event during which this observation is made | Elements differ in definition for mustSupport: 'false' vs 'true'
effective[x] | S Σ I | 1..1 | dateTime S, Period | Often just a dateTime for Vital Signs | S Σ | 0..1 | dateTime, Period, Timing, instant | Clinically relevant time/time-period for observation | Elements differ in short: 'Often just a dateTime for Vital Signs' vs 'Clinically relevant time/time-period for observation' Elements differ in definition: 'Often just a dateTime for Vital Signs.' vs 'The time or time-period the observed value is asserted as being true. For biological subjects - e.g. human patients - this is usually called the "physiologically relevant time". This is usually either the time of the procedure or of specimen collection, but very often the source of the date/time is not known, only the date/time itself.' Element minimum cardinalities differ: '1' vs '0'
issued | Σ | 0..1 | instant | Date/Time this version was made available | S Σ | 0..1 | instant | Date/Time this version was made available | Elements differ in definition for mustSupport: 'false' vs 'true'
performer | Σ | 0..* | Reference(Practitioner | PractitionerRole | Organization | CareTeam | Patient | RelatedPerson) | Who is responsible for the observation | Σ | 0..* | Reference(QICorePractitioner | QICoreOrganization | QICorePatient | QICoreRelatedPerson) | Who is responsible for the observation |
value[x] | S Σ I | 0..1 | Quantity S, CodeableConcept, string, boolean, integer, Range, Ratio, SampledData, time, dateTime, Period | Vital Signs Value Binding: VitalSignsUnits (extensible): Common UCUM units for recording Vital Signs. | S Σ I | 0..1 | Quantity, CodeableConcept, string, boolean, integer, Range, Ratio, SampledData, time, dateTime, Period | Actual result Binding: US Core Observation Value Codes (SNOMED-CT) (preferred): SNOMED CT for coded results | Elements differ in short: 'Vital Signs Value' vs 'Actual result' Elements differ in definition: 'Vital Signs value are typically recorded using the Quantity data type.' vs 'The information determined as a result of making the observation, if the information has a simple value.' Elements differ in requirements: '9. SHALL contain exactly one [1..1] value with @xsi:type="PQ" (CONF:7305).' vs 'An observation exists to have a value, though it might not if it is in error, or if it represents a group of observations.' Elements differ in binding.description: 'Common UCUM units for recording Vital Signs.' vs 'SNOMED CT for coded results'
dataAbsentReason | S I | 0..1 | CodeableConcept | Why the result is missing Binding: DataAbsentReason (extensible): Codes specifying why the result (Observation.value[x]) is missing. | I | 0..1 | CodeableConcept | Why the result is missing Binding: DataAbsentReason (extensible): Codes specifying why the result (Observation.value[x]) is missing. | Elements differ in definition for mustSupport: 'true' vs 'false'
interpretation |  | 0..* | CodeableConcept | High, low, normal, etc. Binding: ObservationInterpretationCodes (extensible): Codes identifying interpretations of observations. | S | 0..* | CodeableConcept | High, low, normal, etc. Binding: ObservationInterpretationCodes (extensible): Codes identifying interpretations of observations. | Elements differ in definition for mustSupport: 'false' vs 'true'
note |  | 0..* | Annotation | Comments about the observation |  | 0..* | Annotation | Comments about the observation |
bodySite |  | 0..1 | CodeableConcept | Observed body part Binding: SNOMEDCTBodyStructures (example): Codes describing anatomical locations. May include laterality. | S | 0..1 | CodeableConcept | Observed body part Binding: SNOMEDCTBodyStructures (example): Codes describing anatomical locations. May include laterality. | Elements differ in definition for mustSupport: 'false' vs 'true'
method |  | 0..1 | CodeableConcept | How it was done Binding: ObservationMethods (example): Methods for simple observations. | S | 0..1 | CodeableConcept | How it was done Binding: ObservationMethods (example): Methods for simple observations. | Elements differ in definition for mustSupport: 'false' vs 'true'
specimen |  | 0..1 | Reference(Specimen) | Specimen used for this observation | S | 0..1 | Reference(QICoreSpecimen) | Specimen used for this observation | Elements differ in definition for mustSupport: 'false' vs 'true'
device |  | 0..1 | Reference(Device | DeviceMetric) | (Measurement) Device |  | 0..1 | Reference(QICoreDevice | DeviceMetric) | (Measurement) Device |
referenceRange | I | 0..* | BackboneElement | Provides guide for interpretation obs-3: Must have at least a low or a high or text | I | 0..* | BackboneElement | Provides guide for interpretation |
id |  | 0..1 | string | Unique id for inter-element referencing |  | 0..1 | string | Unique id for inter-element referencing |
extension |  | 0..* | Extension | Additional content defined by implementations |  | 0..* | Extension | Additional content defined by implementations |
modifierExtension | ?!Σ | 0..* | Extension | Extensions that cannot be ignored even if unrecognized | ?!Σ | 0..* | Extension | Extensions that cannot be ignored even if unrecognized |
low | I | 0..1 | SimpleQuantity | Low Range, if relevant | I | 0..1 | SimpleQuantity | Low Range, if relevant |
high | I | 0..1 | SimpleQuantity | High Range, if relevant | I | 0..1 | SimpleQuantity | High Range, if relevant |
type |  | 0..1 | CodeableConcept | Reference range qualifier Binding: ObservationReferenceRangeMeaningCodes (preferred): Code for the meaning of a reference range. |  | 0..1 | CodeableConcept | Reference range qualifier Binding: ObservationReferenceRangeMeaningCodes (preferred): Code for the meaning of a reference range. |
appliesTo |  | 0..* | CodeableConcept | Reference range population Binding: ObservationReferenceRangeAppliesToCodes (example): Codes identifying the population the reference range applies to. |  | 0..* | CodeableConcept | Reference range population Binding: ObservationReferenceRangeAppliesToCodes (example): Codes identifying the population the reference range applies to. |
age |  | 0..1 | Range | Applicable age range, if relevant |  | 0..1 | Range | Applicable age range, if relevant |
text |  | 0..1 | string | Text based reference range in an observation |  | 0..1 | string | Text based reference range in an observation |
hasMember | Σ | 0..* | Reference(QuestionnaireResponse | MolecularSequence | Vital Signs Profile) | Used when reporting vital signs panel components | Σ | 0..* | Reference(Observation | QuestionnaireResponse | MolecularSequence) | Related resource that belongs to the Observation group | Elements differ in short: 'Used when reporting vital signs panel components' vs 'Related resource that belongs to the Observation group' Elements differ in definition: 'Used when reporting vital signs panel components.' vs 'This observation is a group observation (e.g. a battery, a panel of tests, a set of vital sign measurements) that includes the target as a member of the group.' Type Mismatch: Reference([CanonicalType[http://hl7.org/fhir/StructureDefinition/QuestionnaireResponse], CanonicalType[http://hl7.org/fhir/StructureDefinition/MolecularSequence], CanonicalType[http://hl7.org/fhir/StructureDefinition/vitalsigns]]) vs Reference([CanonicalType[http://hl7.org/fhir/StructureDefinition/Observation], CanonicalType[http://hl7.org/fhir/StructureDefinition/QuestionnaireResponse], CanonicalType[http://hl7.org/fhir/StructureDefinition/MolecularSequence]])
derivedFrom | Σ | 0..* | Reference(DocumentReference | ImagingStudy | Media | QuestionnaireResponse | MolecularSequence | Vital Signs Profile) | Related measurements the observation is made from | Σ | 0..* | Reference(QICoreObservation | QuestionnaireResponse) | Related measurements the observation is made from | Type Mismatch: Reference([CanonicalType[http://hl7.org/fhir/StructureDefinition/DocumentReference], CanonicalType[http://hl7.org/fhir/StructureDefinition/ImagingStudy], CanonicalType[http://hl7.org/fhir/StructureDefinition/Media], CanonicalType[http://hl7.org/fhir/StructureDefinition/QuestionnaireResponse], CanonicalType[http://hl7.org/fhir/StructureDefinition/MolecularSequence], CanonicalType[http://hl7.org/fhir/StructureDefinition/vitalsigns]]) vs Reference([CanonicalType[http://hl7.org/fhir/us/qicore/StructureDefinition/qicore-observation], CanonicalType[http://hl7.org/fhir/StructureDefinition/QuestionnaireResponse]])
Slices for component | S Σ I | 0..* | BackboneElement | Used when reporting flow rates or oxygen concentration. Slice: Unordered, Open by pattern:code | S Σ | 0..* | BackboneElement | Component results | Elements differ in short: 'Used when reporting flow rates or oxygen concentration.' vs 'Component results' Elements differ in definition: 'Used when reporting flow rates or oxygen concentration.' vs 'Some observations have multiple component observations. These component observations are expressed as separate code value pairs that share the same attributes. Examples include systolic and diastolic component observations for blood pressure measurement and multiple component observations for genetics observations.'
id |  | 0..1 | string | Unique id for inter-element referencing |  | 0..1 | string | Unique id for inter-element referencing |
extension |  | 0..* | Extension | Additional content defined by implementations |  | 0..* | Extension | Additional content defined by implementations |
modifierExtension | ?!Σ | 0..* | Extension | Extensions that cannot be ignored even if unrecognized | ?!Σ | 0..* | Extension | Extensions that cannot be ignored even if unrecognized |
code | S Σ | 1..1 | CodeableConcept | Type of component observation (code / type) Binding: US Core Vital Signs ValueSet (extensible): The vital sign codes from the base FHIR and US Core Vital Signs. | S Σ | 1..1 | CodeableConcept | Type of component observation (code / type) Binding: LOINCCodes (example): Codes identifying names of simple observations. | Elements differ in binding.description: 'The vital sign codes from the base FHIR and US Core Vital Signs.' vs 'Codes identifying names of simple observations.'
value[x] | S Σ I | 0..1 | Quantity S, CodeableConcept, string, boolean, integer, Range, Ratio, SampledData, time, dateTime, Period | Vital Sign Component Value Binding: VitalSignsUnits (extensible): Common UCUM units for recording Vital Signs. | S Σ | 0..1 | Quantity, CodeableConcept, string, boolean, integer, Range, Ratio, SampledData, time, dateTime, Period | Actual component result | Elements differ in short: 'Vital Sign Component Value' vs 'Actual component result' Elements differ in definition: 'Vital Signs value are typically recorded using the Quantity data type. For supporting observations such as cuff size could use other datatypes such as CodeableConcept.' vs 'The information determined as a result of making the observation, if the information has a simple value.' Elements differ in requirements: '9. SHALL contain exactly one [1..1] value with @xsi:type="PQ" (CONF:7305).' vs 'An observation exists to have a value, though it might not if it is in error, or if it represents a group of observations.'
dataAbsentReason | S I | 0..1 | CodeableConcept | Why the component result is missing Binding: DataAbsentReason (extensible): Codes specifying why the result (Observation.value[x]) is missing. | S I | 0..1 | CodeableConcept | Why the component result is missing Binding: DataAbsentReason (extensible): Codes specifying why the result (Observation.value[x]) is missing. |
interpretation |  | 0..* | CodeableConcept | High, low, normal, etc. Binding: ObservationInterpretationCodes (extensible): Codes identifying interpretations of observations. | S | 0..* | CodeableConcept | High, low, normal, etc. Binding: ObservationInterpretationCodes (extensible): Codes identifying interpretations of observations. | Elements differ in definition for mustSupport: 'false' vs 'true'
referenceRange |  | 0..* | See referenceRange (Observation) | Provides guide for interpretation of component result |  | 0..* | See referenceRange (Observation) | Provides guide for interpretation of component result |
Documentation for this format