> ## Documentation Index > Fetch the complete documentation index at: https://docs.metriport.com/llms.txt > Use this file to discover all available pages before exploring further. # Measure > The Measure resource provides the definition of a quality measure. ## Properties | Name | Required | Type | Description | | ------------------------------- | -------- | ----------------------------------------------------------------------------------------------------------------------- | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- | | url | No | uri | Canonical identifier for this measure, represented as a URI (globally unique) | | identifier | No | [Identifier](/medical-api/fhir/data-types/identifier)\[] | Additional identifier for the measure | | version | No | string | Business version of the measure | | name | No | string | Name for this measure (computer friendly) | | title | No | string | Name for this measure (human friendly) | | subtitle | No | string | Subordinate title of the measure | | status | Yes | code | draft / active / retired / unknown | | experimental | No | boolean | For testing purposes, not real usage | | subject\[x] | No | [CodeableConcept](/medical-api/fhir/data-types/codeableconcept), Reference\<[Group](/medical-api/fhir/resources/group)> | E.g. Patient, Practitioner, RelatedPerson, Organization, Location, Device | | date | No | dateTime | Date last changed | | publisher | No | string | Name of the publisher (organization or individual) | | contact | No | [ContactDetail](/medical-api/fhir/data-types/contactdetail)\[] | Contact details for the publisher | | description | No | markdown | Natural language description of the measure | | useContext | No | [UsageContext](/medical-api/fhir/data-types/usagecontext)\[] | The context that the content is intended to support | | jurisdiction | No | [CodeableConcept](/medical-api/fhir/data-types/codeableconcept)\[] | Intended jurisdiction for measure (if applicable) | | purpose | No | markdown | Why this measure is defined | | usage | No | string | Describes the clinical usage of the measure | | copyright | No | markdown | Use and/or publishing restrictions | | approvalDate | No | date | When the measure was approved by publisher | | lastReviewDate | No | date | When the measure was last reviewed | | effectivePeriod | No | [Period](/medical-api/fhir/data-types/period) | When the measure is expected to be used | | topic | No | [CodeableConcept](/medical-api/fhir/data-types/codeableconcept)\[] | The category of the measure, such as Education, Treatment, Assessment, etc. | | author | No | [ContactDetail](/medical-api/fhir/data-types/contactdetail)\[] | Who authored the content | | editor | No | [ContactDetail](/medical-api/fhir/data-types/contactdetail)\[] | Who edited the content | | reviewer | No | [ContactDetail](/medical-api/fhir/data-types/contactdetail)\[] | Who reviewed the content | | endorser | No | [ContactDetail](/medical-api/fhir/data-types/contactdetail)\[] | Who endorsed the content | | relatedArtifact | No | [RelatedArtifact](/medical-api/fhir/data-types/relatedartifact)\[] | Additional documentation, citations, etc. | | library | No | canonical\[] | Logic used by the measure | | disclaimer | No | markdown | Disclaimer for use of the measure or its referenced content | | scoring | No | [CodeableConcept](/medical-api/fhir/data-types/codeableconcept) | proportion / ratio / continuous-variable / cohort | | compositeScoring | No | [CodeableConcept](/medical-api/fhir/data-types/codeableconcept) | opportunity / all-or-nothing / linear / weighted | | type | No | [CodeableConcept](/medical-api/fhir/data-types/codeableconcept)\[] | process / outcome / structure / patient-reported-outcome / composite | | riskAdjustment | No | string | How risk adjustment is applied for this measure | | rateAggregation | No | string | How is rate aggregation performed for this measure | | rationale | No | markdown | Detailed description of why the measure exists | | clinicalRecommendationStatement | No | markdown | Summary of clinical guidelines | | improvementNotation | No | [CodeableConcept](/medical-api/fhir/data-types/codeableconcept) | increase / decrease | | definition | No | markdown\[] | Defined terms used in the measure documentation | | guidance | No | markdown | Additional guidance for implementers | | group | No | MeasureGroup | Population criteria group | | - id | No | string | Unique id for inter-element referencing | | - extension | No | [Extension](/medical-api/fhir/data-types/extension)\[] | Additional content defined by implementations | | - modifierExtension | No | [Extension](/medical-api/fhir/data-types/extension)\[] | Extensions that cannot be ignored even if unrecognized | | - code | No | [CodeableConcept](/medical-api/fhir/data-types/codeableconcept) | Meaning of the group | | - description | No | string | Summary description | | - population | No | MeasureGroupPopulation | Population criteria | | - id | No | string | Unique id for inter-element referencing | | - extension | No | [Extension](/medical-api/fhir/data-types/extension)\[] | Additional content defined by implementations | | - modifierExtension | No | [Extension](/medical-api/fhir/data-types/extension)\[] | Extensions that cannot be ignored even if unrecognized | | - code | No | [CodeableConcept](/medical-api/fhir/data-types/codeableconcept) | initial-population / numerator / numerator-exclusion / denominator / denominator-exclusion / denominator-exception / measure-population / measure-population-exclusion / measure-observation | | - description | No | string | The human readable description of this population criteria | | - criteria | Yes | [Expression](/medical-api/fhir/data-types/expression) | The criteria that defines this population | | - stratifier | No | MeasureGroupStratifier | Stratifier criteria for the measure | | - id | No | string | Unique id for inter-element referencing | | - extension | No | [Extension](/medical-api/fhir/data-types/extension)\[] | Additional content defined by implementations | | - modifierExtension | No | [Extension](/medical-api/fhir/data-types/extension)\[] | Extensions that cannot be ignored even if unrecognized | | - code | No | [CodeableConcept](/medical-api/fhir/data-types/codeableconcept) | Meaning of the stratifier | | - description | No | string | The human readable description of this stratifier | | - criteria | No | [Expression](/medical-api/fhir/data-types/expression) | How the measure should be stratified | | - component | No | MeasureGroupStratifierComponent | Stratifier criteria component for the measure | | - id | No | string | Unique id for inter-element referencing | | - extension | No | [Extension](/medical-api/fhir/data-types/extension)\[] | Additional content defined by implementations | | - modifierExtension | No | [Extension](/medical-api/fhir/data-types/extension)\[] | Extensions that cannot be ignored even if unrecognized | | - code | No | [CodeableConcept](/medical-api/fhir/data-types/codeableconcept) | Meaning of the stratifier component | | - description | No | string | The human readable description of this stratifier component | | - criteria | Yes | [Expression](/medical-api/fhir/data-types/expression) | Component of how the measure should be stratified | | supplementalData | No | MeasureSupplementalData | What other data should be reported with the measure | | - id | No | string | Unique id for inter-element referencing | | - extension | No | [Extension](/medical-api/fhir/data-types/extension)\[] | Additional content defined by implementations | | - modifierExtension | No | [Extension](/medical-api/fhir/data-types/extension)\[] | Extensions that cannot be ignored even if unrecognized | | - code | No | [CodeableConcept](/medical-api/fhir/data-types/codeableconcept) | Meaning of the supplemental data | | - usage | No | [CodeableConcept](/medical-api/fhir/data-types/codeableconcept)\[] | supplemental-data / risk-adjustment-factor | | - description | No | string | The human readable description of this supplemental data | | - criteria | Yes | [Expression](/medical-api/fhir/data-types/expression) | Expression describing additional data to be reported | ## Search Parameters | Name | Type | Description | Expression | | --------------------- | --------- | ----------------------------------------------------------------------------- | ------------------------ | | composed-of | reference | What resource is being referenced | Measure.relatedArtifact | | context | token | A use context assigned to the measure | Measure.useContext.value | | context-quantity | quantity | A quantity- or range-valued use context assigned to the measure | Measure.useContext.value | | context-type | token | A type of use context assigned to the measure | Measure.useContext.code | | date | date | The measure publication date | Measure.date | | depends-on | reference | What resource is being referenced | Measure.relatedArtifact | | derived-from | reference | What resource is being referenced | Measure.relatedArtifact | | description | string | The description of the measure | Measure.description | | effective | date | The time during which the measure is intended to be in use | Measure.effectivePeriod | | identifier | token | External identifier for the measure | Measure.identifier | | jurisdiction | token | Intended jurisdiction for the measure | Measure.jurisdiction | | name | string | Computationally friendly name of the measure | Measure.name | | predecessor | reference | What resource is being referenced | Measure.relatedArtifact | | publisher | string | Name of the publisher of the measure | Measure.publisher | | status | token | The current status of the measure | Measure.status | | successor | reference | What resource is being referenced | Measure.relatedArtifact | | title | string | The human-friendly name of the measure | Measure.title | | topic | token | Topics associated with the measure | Measure.topic | | url | uri | The uri that identifies the measure | Measure.url | | version | token | The business version of the measure | Measure.version | | context-type-quantity | composite | A use context type and quantity- or range-based value assigned to the measure | Measure.useContext | | context-type-value | composite | A use context type and value assigned to the measure | Measure.useContext | ## Inherited Properties | Name | Required | Type | Description | | ----------------- | -------- | ------------------------------------------------------ | ------------------------------------------------------ | | id | No | string | Logical id of this artifact | | meta | No | [Meta](/medical-api/fhir/data-types/meta) | Metadata about the resource | | implicitRules | No | uri | A set of rules under which this content was created | | language | No | code | Language of the resource content | | text | No | [Narrative](/medical-api/fhir/data-types/narrative) | Text summary of the resource, for human interpretation | | contained | No | Resource\[] | Contained, inline Resources | | extension | No | [Extension](/medical-api/fhir/data-types/extension)\[] | Additional content defined by implementations | | modifierExtension | No | [Extension](/medical-api/fhir/data-types/extension)\[] | Extensions that cannot be ignored | To view the FHIR specification for this resource, see [Measure](https://www.hl7.org/fhir/StructureDefinition/Measure).