LOINC – IVD Test Code (LIVD) Mapping
1.0.0 - STU 1

LOINC – IVD Test Code (LIVD) Mapping, published by HL7 International / Orders and Observations. This guide is not an authorized publication; it is the continuous build for version 1.0.0 built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/HL7/livd/ and changes regularly. See the Directory of published versions

## Resource Profile: LIVD ObservationDefinition

Official URL: http://hl7.org/fhir/uv/livd/StructureDefinition/observationdefinition-uv-livd | Version: 1.0.0
Standards status: Trial-use | Maturity Level: 2 | Computable Name: LIVDObservationDefinition
Other Identifiers: OID:2.16.840.1.113883.4.642.40.51.42.9

Profile on the ObservationDefinition resource for representing the analytes that can be measured by the included devices for which the test codes and applicable result values are mapped.

### Description

The LIVD ObservationDefinition is a profile on the ObservationDefinition resource for representing the analytes that can be measured by the included devices for which the test codes and applicable result values are mapped.

Usages:

- Refer to this Profile: LIVD Test Analyte
- Examples for this Profile: ObservationDefinition/b87458ca-b29a-4244-b347-39111caf9ef2

You can also check for usages in the FHIR IG Statistics

### Formal Views of Profile Content

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

- Key Elements Table
- Differential Table
- Snapshot Table
- Statistics/References
- All

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
ObservationDefinition |  | 0..* | ObservationDefinition | LIVDObservationDefinition
implicitRules | ?!Σ | 0..1 | uri | A set of rules under which this content was created
Slices for extension | S | 1..* | Extension | Extension Slice: Unordered, Open by value:url
extension:ObservationDefinitionDevice | S | 1..* | Reference(LIVDDeviceDefinition) | LIVD Device URL: http://hl7.org/fhir/uv/livd/StructureDefinition/ext-device
extension:ObservationDefinitionVendorReferenceIdentifier | S | 0..1 | Identifier | LIVD Vendor Reference Identifier URL: http://hl7.org/fhir/uv/livd/StructureDefinition/ext-vendorReferenceIdentifier
modifierExtension | ?! | 0..* | Extension | Extensions that cannot be ignored
code | S Σ | 1..1 | CodeableConcept | Type of observation (code / type) Binding: LOINCCodes (example): Codes identifying names of simple observations.
identifier | S Σ | 0..* | Identifier | Business identifier for this ObservationDefinition instance
permittedDataType | S | 0..1 | code | Quantity | CodeableConcept | string | boolean | integer | Range | Ratio | SampledData | time | dateTime | Period Binding: ObservationDataType (required): Permitted data type for observation value. Example General: CodeableConcept
method | S | 0..1 | CodeableConcept | Method used to produce the observation Binding: ObservationMethods (example): Methods for simple observations.
quantitativeDetails | S | 0..1 | BackboneElement | Characteristics of quantitative results
modifierExtension | ?!Σ | 0..* | Extension | Extensions that cannot be ignored even if unrecognized
customaryUnit | S | 0..1 | CodeableConcept | Customary unit for quantitative results Binding: UCUMCodes (extensible): Codes identifying units of measure.
unit | S | 0..1 | CodeableConcept | SI unit for quantitative results Binding: UCUMCodes (extensible): Codes identifying units of measure.
conversionFactor | S | 0..1 | decimal | SI unit to customary unit conversion factor
decimalPrecision | S | 0..1 | integer | Decimal precision of observation quantitative results
validCodedValueSet | S | 0..1 | Reference(ValueSet) | Value set of valid coded values for the observations conforming to this ObservationDefinition
Documentation for this format

#### Terminology Bindings

Path | Conformance | ValueSet | URI
ObservationDefinition.code | example | LOINCCodes(a valid code from LOINC) `http://hl7.org/fhir/ValueSet/observation-codes|4.0.1` From the FHIR Standard
ObservationDefinition.permittedDataType | required | ObservationDataType `http://hl7.org/fhir/ValueSet/permitted-data-type|4.0.1` From the FHIR Standard
ObservationDefinition.method | example | ObservationMethods `http://hl7.org/fhir/ValueSet/observation-methods|4.0.1` From the FHIR Standard
ObservationDefinition.quantitativeDetails.customaryUnit | extensible | UCUMCodes(a valid code from UCUM) `http://hl7.org/fhir/ValueSet/ucum-units|4.0.1` From the FHIR Standard
ObservationDefinition.quantitativeDetails.unit | extensible | UCUMCodes(a valid code from UCUM) `http://hl7.org/fhir/ValueSet/ucum-units|4.0.1` From the FHIR Standard
ObservationDefinition.qualifiedInterval.category | required | ObservationRangeCategory `http://hl7.org/fhir/ValueSet/observation-range-category|4.0.1` From the FHIR Standard
ObservationDefinition.qualifiedInterval.context | extensible | ObservationReferenceRangeMeaningCodes `http://hl7.org/fhir/ValueSet/referencerange-meaning|4.0.1` From the FHIR Standard
ObservationDefinition.qualifiedInterval.appliesTo | example | ObservationReferenceRangeAppliesToCodes `http://hl7.org/fhir/ValueSet/referencerange-appliesto|4.0.1` From the FHIR Standard
ObservationDefinition.qualifiedInterval.gender | required | AdministrativeGender `http://hl7.org/fhir/ValueSet/administrative-gender|4.0.1` From the FHIR Standard

#### Constraints

Id | Grade | Path(s) | Details | Requirements
dom-2 | error | ObservationDefinition | If the resource is contained in another resource, it SHALL NOT contain nested Resources : contained.contained.empty() |
dom-3 | error | ObservationDefinition | If the resource is contained in another resource, it SHALL be referred to from elsewhere in the resource or SHALL refer to the containing resource : contained.where((('#'+id in (%resource.descendants().reference | %resource.descendants().as(canonical) | %resource.descendants().as(uri) | %resource.descendants().as(url))) or descendants().where(reference = '#').exists() or descendants().where(as(canonical) = '#').exists() or descendants().where(as(canonical) = '#').exists()).not()).trace('unmatched', id).empty() |
dom-4 | error | ObservationDefinition | If a resource is contained in another resource, it SHALL NOT have a meta.versionId or a meta.lastUpdated : contained.meta.versionId.empty() and contained.meta.lastUpdated.empty() |
dom-5 | error | ObservationDefinition | If a resource is contained in another resource, it SHALL NOT have a security label : contained.meta.security.empty() |
dom-6 | best practice | ObservationDefinition | A resource should have narrative for robust management : text.`div`.exists() |
ele-1 | error | **ALL** elements | All FHIR elements must have a @value or children : hasValue() or (children().count() > id.count()) |
ext-1 | error | **ALL** extensions | Must have either extensions or value[x], not both : extension.exists() != value.exists() |

This structure is derived from ObservationDefinition

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
ObservationDefinition |  | 0..* | ObservationDefinition | LIVDObservationDefinition
Slices for extension | S | 1..* | Extension | Extension Slice: Unordered, Open by value:url
extension:ObservationDefinitionDevice | S | 1..* | Reference(LIVDDeviceDefinition) | LIVD Device URL: http://hl7.org/fhir/uv/livd/StructureDefinition/ext-device
extension:ObservationDefinitionVendorReferenceIdentifier | S | 0..1 | Identifier | LIVD Vendor Reference Identifier URL: http://hl7.org/fhir/uv/livd/StructureDefinition/ext-vendorReferenceIdentifier
category |  | 0..0 |  |
code | S | 1..1 | CodeableConcept | Type of observation (code / type)
identifier | S | 0..* | Identifier | Business identifier for this ObservationDefinition instance
permittedDataType | S | 0..1 | code | Quantity | CodeableConcept | string | boolean | integer | Range | Ratio | SampledData | time | dateTime | Period
multipleResultsAllowed |  | 0..0 |  |
method | S | 0..1 | CodeableConcept | Method used to produce the observation
preferredReportName |  | 0..0 |  |
quantitativeDetails | S | 0..1 | BackboneElement | Characteristics of quantitative results
customaryUnit | S | 0..1 | CodeableConcept | Customary unit for quantitative results
unit | S | 0..1 | CodeableConcept | SI unit for quantitative results
conversionFactor | S | 0..1 | decimal | SI unit to customary unit conversion factor
decimalPrecision | S | 0..1 | integer | Decimal precision of observation quantitative results
qualifiedInterval |  | 0..0 |  |
validCodedValueSet | S | 0..1 | Reference(ValueSet) | Value set of valid coded values for the observations conforming to this ObservationDefinition
normalCodedValueSet |  | 0..0 |  |
abnormalCodedValueSet |  | 0..0 |  |
criticalCodedValueSet |  | 0..0 |  |
Documentation for this format

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
ObservationDefinition |  | 0..* | ObservationDefinition | LIVDObservationDefinition
id | Σ | 0..1 | id | Logical id of this artifact
meta | Σ | 0..1 | Meta | Metadata about the resource
implicitRules | ?!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): A human language.
Additional Bindings | Purpose
AllLanguages | Max Binding
text |  | 0..1 | Narrative | Text summary of the resource, for human interpretation This profile does not constrain the narrative in regard to content, language, or traceability to data elements
contained |  | 0..* | Resource | Contained, inline Resources
Slices for extension | S | 1..* | Extension | Extension Slice: Unordered, Open by value:url
extension:ObservationDefinitionDevice | S | 1..* | Reference(LIVDDeviceDefinition) | LIVD Device URL: http://hl7.org/fhir/uv/livd/StructureDefinition/ext-device
extension:ObservationDefinitionVendorReferenceIdentifier | S | 0..1 | Identifier | LIVD Vendor Reference Identifier URL: http://hl7.org/fhir/uv/livd/StructureDefinition/ext-vendorReferenceIdentifier
modifierExtension | ?! | 0..* | Extension | Extensions that cannot be ignored
code | S Σ | 1..1 | CodeableConcept | Type of observation (code / type) Binding: LOINCCodes (example): Codes identifying names of simple observations.
identifier | S Σ | 0..* | Identifier | Business identifier for this ObservationDefinition instance
permittedDataType | S | 0..1 | code | Quantity | CodeableConcept | string | boolean | integer | Range | Ratio | SampledData | time | dateTime | Period Binding: ObservationDataType (required): Permitted data type for observation value. Example General: CodeableConcept
method | S | 0..1 | CodeableConcept | Method used to produce the observation Binding: ObservationMethods (example): Methods for simple observations.
quantitativeDetails | S | 0..1 | BackboneElement | Characteristics of quantitative results
id |  | 0..1 | string | Unique id for inter-element referencing
extension |  | 0..* | Extension | Additional content defined by implementations
modifierExtension | ?!Σ | 0..* | Extension | Extensions that cannot be ignored even if unrecognized
customaryUnit | S | 0..1 | CodeableConcept | Customary unit for quantitative results Binding: UCUMCodes (extensible): Codes identifying units of measure.
unit | S | 0..1 | CodeableConcept | SI unit for quantitative results Binding: UCUMCodes (extensible): Codes identifying units of measure.
conversionFactor | S | 0..1 | decimal | SI unit to customary unit conversion factor
decimalPrecision | S | 0..1 | integer | Decimal precision of observation quantitative results
validCodedValueSet | S | 0..1 | Reference(ValueSet) | Value set of valid coded values for the observations conforming to this ObservationDefinition
Documentation for this format

#### Terminology Bindings

Path | Conformance | ValueSet | URI
ObservationDefinition.language | preferred | CommonLanguages `http://hl7.org/fhir/ValueSet/languages|4.0.1` From the FHIR Standard
Additional Bindings | Purpose
AllLanguages | Max Binding
ObservationDefinition.code | example | LOINCCodes(a valid code from LOINC) `http://hl7.org/fhir/ValueSet/observation-codes|4.0.1` From the FHIR Standard
ObservationDefinition.permittedDataType | required | ObservationDataType `http://hl7.org/fhir/ValueSet/permitted-data-type|4.0.1` From the FHIR Standard
ObservationDefinition.method | example | ObservationMethods `http://hl7.org/fhir/ValueSet/observation-methods|4.0.1` From the FHIR Standard
ObservationDefinition.quantitativeDetails.customaryUnit | extensible | UCUMCodes(a valid code from UCUM) `http://hl7.org/fhir/ValueSet/ucum-units|4.0.1` From the FHIR Standard
ObservationDefinition.quantitativeDetails.unit | extensible | UCUMCodes(a valid code from UCUM) `http://hl7.org/fhir/ValueSet/ucum-units|4.0.1` From the FHIR Standard
ObservationDefinition.qualifiedInterval.category | required | ObservationRangeCategory `http://hl7.org/fhir/ValueSet/observation-range-category|4.0.1` From the FHIR Standard
ObservationDefinition.qualifiedInterval.context | extensible | ObservationReferenceRangeMeaningCodes `http://hl7.org/fhir/ValueSet/referencerange-meaning|4.0.1` From the FHIR Standard
ObservationDefinition.qualifiedInterval.appliesTo | example | ObservationReferenceRangeAppliesToCodes `http://hl7.org/fhir/ValueSet/referencerange-appliesto|4.0.1` From the FHIR Standard
ObservationDefinition.qualifiedInterval.gender | required | AdministrativeGender `http://hl7.org/fhir/ValueSet/administrative-gender|4.0.1` From the FHIR Standard

#### Constraints

Id | Grade | Path(s) | Details | Requirements
dom-2 | error | ObservationDefinition | If the resource is contained in another resource, it SHALL NOT contain nested Resources : contained.contained.empty() |
dom-3 | error | ObservationDefinition | If the resource is contained in another resource, it SHALL be referred to from elsewhere in the resource or SHALL refer to the containing resource : contained.where((('#'+id in (%resource.descendants().reference | %resource.descendants().as(canonical) | %resource.descendants().as(uri) | %resource.descendants().as(url))) or descendants().where(reference = '#').exists() or descendants().where(as(canonical) = '#').exists() or descendants().where(as(canonical) = '#').exists()).not()).trace('unmatched', id).empty() |
dom-4 | error | ObservationDefinition | If a resource is contained in another resource, it SHALL NOT have a meta.versionId or a meta.lastUpdated : contained.meta.versionId.empty() and contained.meta.lastUpdated.empty() |
dom-5 | error | ObservationDefinition | If a resource is contained in another resource, it SHALL NOT have a security label : contained.meta.security.empty() |
dom-6 | best practice | ObservationDefinition | A resource should have narrative for robust management : text.`div`.exists() |
ele-1 | error | **ALL** elements | All FHIR elements must have a @value or children : hasValue() or (children().count() > id.count()) |
ext-1 | error | **ALL** extensions | Must have either extensions or value[x], not both : extension.exists() != value.exists() |

This structure is derived from ObservationDefinition

Summary

Mandatory: 2 elements
Must-Support: 13 elements
Prohibited: 7 elements

Extensions

This structure refers to these extensions:

- http://hl7.org/fhir/uv/livd/StructureDefinition/ext-device
- http://hl7.org/fhir/uv/livd/StructureDefinition/ext-vendorReferenceIdentifier

Maturity: 2

Key Elements View

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
ObservationDefinition |  | 0..* | ObservationDefinition | LIVDObservationDefinition
implicitRules | ?!Σ | 0..1 | uri | A set of rules under which this content was created
Slices for extension | S | 1..* | Extension | Extension Slice: Unordered, Open by value:url
extension:ObservationDefinitionDevice | S | 1..* | Reference(LIVDDeviceDefinition) | LIVD Device URL: http://hl7.org/fhir/uv/livd/StructureDefinition/ext-device
extension:ObservationDefinitionVendorReferenceIdentifier | S | 0..1 | Identifier | LIVD Vendor Reference Identifier URL: http://hl7.org/fhir/uv/livd/StructureDefinition/ext-vendorReferenceIdentifier
modifierExtension | ?! | 0..* | Extension | Extensions that cannot be ignored
code | S Σ | 1..1 | CodeableConcept | Type of observation (code / type) Binding: LOINCCodes (example): Codes identifying names of simple observations.
identifier | S Σ | 0..* | Identifier | Business identifier for this ObservationDefinition instance
permittedDataType | S | 0..1 | code | Quantity | CodeableConcept | string | boolean | integer | Range | Ratio | SampledData | time | dateTime | Period Binding: ObservationDataType (required): Permitted data type for observation value. Example General: CodeableConcept
method | S | 0..1 | CodeableConcept | Method used to produce the observation Binding: ObservationMethods (example): Methods for simple observations.
quantitativeDetails | S | 0..1 | BackboneElement | Characteristics of quantitative results
modifierExtension | ?!Σ | 0..* | Extension | Extensions that cannot be ignored even if unrecognized
customaryUnit | S | 0..1 | CodeableConcept | Customary unit for quantitative results Binding: UCUMCodes (extensible): Codes identifying units of measure.
unit | S | 0..1 | CodeableConcept | SI unit for quantitative results Binding: UCUMCodes (extensible): Codes identifying units of measure.
conversionFactor | S | 0..1 | decimal | SI unit to customary unit conversion factor
decimalPrecision | S | 0..1 | integer | Decimal precision of observation quantitative results
validCodedValueSet | S | 0..1 | Reference(ValueSet) | Value set of valid coded values for the observations conforming to this ObservationDefinition
Documentation for this format

#### Terminology Bindings

Path | Conformance | ValueSet | URI
ObservationDefinition.code | example | LOINCCodes(a valid code from LOINC) `http://hl7.org/fhir/ValueSet/observation-codes|4.0.1` From the FHIR Standard
ObservationDefinition.permittedDataType | required | ObservationDataType `http://hl7.org/fhir/ValueSet/permitted-data-type|4.0.1` From the FHIR Standard
ObservationDefinition.method | example | ObservationMethods `http://hl7.org/fhir/ValueSet/observation-methods|4.0.1` From the FHIR Standard
ObservationDefinition.quantitativeDetails.customaryUnit | extensible | UCUMCodes(a valid code from UCUM) `http://hl7.org/fhir/ValueSet/ucum-units|4.0.1` From the FHIR Standard
ObservationDefinition.quantitativeDetails.unit | extensible | UCUMCodes(a valid code from UCUM) `http://hl7.org/fhir/ValueSet/ucum-units|4.0.1` From the FHIR Standard
ObservationDefinition.qualifiedInterval.category | required | ObservationRangeCategory `http://hl7.org/fhir/ValueSet/observation-range-category|4.0.1` From the FHIR Standard
ObservationDefinition.qualifiedInterval.context | extensible | ObservationReferenceRangeMeaningCodes `http://hl7.org/fhir/ValueSet/referencerange-meaning|4.0.1` From the FHIR Standard
ObservationDefinition.qualifiedInterval.appliesTo | example | ObservationReferenceRangeAppliesToCodes `http://hl7.org/fhir/ValueSet/referencerange-appliesto|4.0.1` From the FHIR Standard
ObservationDefinition.qualifiedInterval.gender | required | AdministrativeGender `http://hl7.org/fhir/ValueSet/administrative-gender|4.0.1` From the FHIR Standard

#### Constraints

Id | Grade | Path(s) | Details | Requirements
dom-2 | error | ObservationDefinition | If the resource is contained in another resource, it SHALL NOT contain nested Resources : contained.contained.empty() |
dom-3 | error | ObservationDefinition | If the resource is contained in another resource, it SHALL be referred to from elsewhere in the resource or SHALL refer to the containing resource : contained.where((('#'+id in (%resource.descendants().reference | %resource.descendants().as(canonical) | %resource.descendants().as(uri) | %resource.descendants().as(url))) or descendants().where(reference = '#').exists() or descendants().where(as(canonical) = '#').exists() or descendants().where(as(canonical) = '#').exists()).not()).trace('unmatched', id).empty() |
dom-4 | error | ObservationDefinition | If a resource is contained in another resource, it SHALL NOT have a meta.versionId or a meta.lastUpdated : contained.meta.versionId.empty() and contained.meta.lastUpdated.empty() |
dom-5 | error | ObservationDefinition | If a resource is contained in another resource, it SHALL NOT have a security label : contained.meta.security.empty() |
dom-6 | best practice | ObservationDefinition | A resource should have narrative for robust management : text.`div`.exists() |
ele-1 | error | **ALL** elements | All FHIR elements must have a @value or children : hasValue() or (children().count() > id.count()) |
ext-1 | error | **ALL** extensions | Must have either extensions or value[x], not both : extension.exists() != value.exists() |

Differential View

This structure is derived from ObservationDefinition

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
ObservationDefinition |  | 0..* | ObservationDefinition | LIVDObservationDefinition
Slices for extension | S | 1..* | Extension | Extension Slice: Unordered, Open by value:url
extension:ObservationDefinitionDevice | S | 1..* | Reference(LIVDDeviceDefinition) | LIVD Device URL: http://hl7.org/fhir/uv/livd/StructureDefinition/ext-device
extension:ObservationDefinitionVendorReferenceIdentifier | S | 0..1 | Identifier | LIVD Vendor Reference Identifier URL: http://hl7.org/fhir/uv/livd/StructureDefinition/ext-vendorReferenceIdentifier
category |  | 0..0 |  |
code | S | 1..1 | CodeableConcept | Type of observation (code / type)
identifier | S | 0..* | Identifier | Business identifier for this ObservationDefinition instance
permittedDataType | S | 0..1 | code | Quantity | CodeableConcept | string | boolean | integer | Range | Ratio | SampledData | time | dateTime | Period
multipleResultsAllowed |  | 0..0 |  |
method | S | 0..1 | CodeableConcept | Method used to produce the observation
preferredReportName |  | 0..0 |  |
quantitativeDetails | S | 0..1 | BackboneElement | Characteristics of quantitative results
customaryUnit | S | 0..1 | CodeableConcept | Customary unit for quantitative results
unit | S | 0..1 | CodeableConcept | SI unit for quantitative results
conversionFactor | S | 0..1 | decimal | SI unit to customary unit conversion factor
decimalPrecision | S | 0..1 | integer | Decimal precision of observation quantitative results
qualifiedInterval |  | 0..0 |  |
validCodedValueSet | S | 0..1 | Reference(ValueSet) | Value set of valid coded values for the observations conforming to this ObservationDefinition
normalCodedValueSet |  | 0..0 |  |
abnormalCodedValueSet |  | 0..0 |  |
criticalCodedValueSet |  | 0..0 |  |
Documentation for this format

Snapshot View

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
ObservationDefinition |  | 0..* | ObservationDefinition | LIVDObservationDefinition
id | Σ | 0..1 | id | Logical id of this artifact
meta | Σ | 0..1 | Meta | Metadata about the resource
implicitRules | ?!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): A human language.
Additional Bindings | Purpose
AllLanguages | Max Binding
text |  | 0..1 | Narrative | Text summary of the resource, for human interpretation This profile does not constrain the narrative in regard to content, language, or traceability to data elements
contained |  | 0..* | Resource | Contained, inline Resources
Slices for extension | S | 1..* | Extension | Extension Slice: Unordered, Open by value:url
extension:ObservationDefinitionDevice | S | 1..* | Reference(LIVDDeviceDefinition) | LIVD Device URL: http://hl7.org/fhir/uv/livd/StructureDefinition/ext-device
extension:ObservationDefinitionVendorReferenceIdentifier | S | 0..1 | Identifier | LIVD Vendor Reference Identifier URL: http://hl7.org/fhir/uv/livd/StructureDefinition/ext-vendorReferenceIdentifier
modifierExtension | ?! | 0..* | Extension | Extensions that cannot be ignored
code | S Σ | 1..1 | CodeableConcept | Type of observation (code / type) Binding: LOINCCodes (example): Codes identifying names of simple observations.
identifier | S Σ | 0..* | Identifier | Business identifier for this ObservationDefinition instance
permittedDataType | S | 0..1 | code | Quantity | CodeableConcept | string | boolean | integer | Range | Ratio | SampledData | time | dateTime | Period Binding: ObservationDataType (required): Permitted data type for observation value. Example General: CodeableConcept
method | S | 0..1 | CodeableConcept | Method used to produce the observation Binding: ObservationMethods (example): Methods for simple observations.
quantitativeDetails | S | 0..1 | BackboneElement | Characteristics of quantitative results
id |  | 0..1 | string | Unique id for inter-element referencing
extension |  | 0..* | Extension | Additional content defined by implementations
modifierExtension | ?!Σ | 0..* | Extension | Extensions that cannot be ignored even if unrecognized
customaryUnit | S | 0..1 | CodeableConcept | Customary unit for quantitative results Binding: UCUMCodes (extensible): Codes identifying units of measure.
unit | S | 0..1 | CodeableConcept | SI unit for quantitative results Binding: UCUMCodes (extensible): Codes identifying units of measure.
conversionFactor | S | 0..1 | decimal | SI unit to customary unit conversion factor
decimalPrecision | S | 0..1 | integer | Decimal precision of observation quantitative results
validCodedValueSet | S | 0..1 | Reference(ValueSet) | Value set of valid coded values for the observations conforming to this ObservationDefinition
Documentation for this format

#### Terminology Bindings

Path | Conformance | ValueSet | URI
ObservationDefinition.language | preferred | CommonLanguages `http://hl7.org/fhir/ValueSet/languages|4.0.1` From the FHIR Standard
Additional Bindings | Purpose
AllLanguages | Max Binding
ObservationDefinition.code | example | LOINCCodes(a valid code from LOINC) `http://hl7.org/fhir/ValueSet/observation-codes|4.0.1` From the FHIR Standard
ObservationDefinition.permittedDataType | required | ObservationDataType `http://hl7.org/fhir/ValueSet/permitted-data-type|4.0.1` From the FHIR Standard
ObservationDefinition.method | example | ObservationMethods `http://hl7.org/fhir/ValueSet/observation-methods|4.0.1` From the FHIR Standard
ObservationDefinition.quantitativeDetails.customaryUnit | extensible | UCUMCodes(a valid code from UCUM) `http://hl7.org/fhir/ValueSet/ucum-units|4.0.1` From the FHIR Standard
ObservationDefinition.quantitativeDetails.unit | extensible | UCUMCodes(a valid code from UCUM) `http://hl7.org/fhir/ValueSet/ucum-units|4.0.1` From the FHIR Standard
ObservationDefinition.qualifiedInterval.category | required | ObservationRangeCategory `http://hl7.org/fhir/ValueSet/observation-range-category|4.0.1` From the FHIR Standard
ObservationDefinition.qualifiedInterval.context | extensible | ObservationReferenceRangeMeaningCodes `http://hl7.org/fhir/ValueSet/referencerange-meaning|4.0.1` From the FHIR Standard
ObservationDefinition.qualifiedInterval.appliesTo | example | ObservationReferenceRangeAppliesToCodes `http://hl7.org/fhir/ValueSet/referencerange-appliesto|4.0.1` From the FHIR Standard
ObservationDefinition.qualifiedInterval.gender | required | AdministrativeGender `http://hl7.org/fhir/ValueSet/administrative-gender|4.0.1` From the FHIR Standard

#### Constraints

Id | Grade | Path(s) | Details | Requirements
dom-2 | error | ObservationDefinition | If the resource is contained in another resource, it SHALL NOT contain nested Resources : contained.contained.empty() |
dom-3 | error | ObservationDefinition | If the resource is contained in another resource, it SHALL be referred to from elsewhere in the resource or SHALL refer to the containing resource : contained.where((('#'+id in (%resource.descendants().reference | %resource.descendants().as(canonical) | %resource.descendants().as(uri) | %resource.descendants().as(url))) or descendants().where(reference = '#').exists() or descendants().where(as(canonical) = '#').exists() or descendants().where(as(canonical) = '#').exists()).not()).trace('unmatched', id).empty() |
dom-4 | error | ObservationDefinition | If a resource is contained in another resource, it SHALL NOT have a meta.versionId or a meta.lastUpdated : contained.meta.versionId.empty() and contained.meta.lastUpdated.empty() |
dom-5 | error | ObservationDefinition | If a resource is contained in another resource, it SHALL NOT have a security label : contained.meta.security.empty() |
dom-6 | best practice | ObservationDefinition | A resource should have narrative for robust management : text.`div`.exists() |
ele-1 | error | **ALL** elements | All FHIR elements must have a @value or children : hasValue() or (children().count() > id.count()) |
ext-1 | error | **ALL** extensions | Must have either extensions or value[x], not both : extension.exists() != value.exists() |

This structure is derived from ObservationDefinition

Summary

Mandatory: 2 elements
Must-Support: 13 elements
Prohibited: 7 elements

Extensions

This structure refers to these extensions:

- http://hl7.org/fhir/uv/livd/StructureDefinition/ext-device
- http://hl7.org/fhir/uv/livd/StructureDefinition/ext-vendorReferenceIdentifier

Maturity: 2

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