This page is part of the Quality Measure STU2 for FHIR R4 Implementation Guide (v4.0.0-ballot: STU 4 Ballot 1) based on FHIR R4. The current version which supercedes this version is 3.0.0. For a full list of available versions, see the Directory of published versions

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Resource Profile: CQFM Ratio Measure

The CQFM Ratio Measure Profile describes a ratio scoring measure

Usage:

• Examples for this Resource Profile: EXMRatioMeasure

Formal Views of Profile Content

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

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

This structure is derived from CQFMMeasure

Name	Flags	Card.	Type	Description & Constraints
Measure		1..1	CQFMMeasure	A quality measure definition
scoring	S	0..1	CodeableConcept	proportion | ratio | continuous-variable | cohort Required Pattern: At least the following
coding		1..*	Coding	Code defined by a terminology system Fixed Value: (complex)
system		1..1	uri	Identity of the terminology system Fixed Value: http://terminology.hl7.org/CodeSystem/measure-scoring
code		1..1	code	Symbol in syntax defined by the system Fixed Value: ratio
group	S	1..*	BackboneElement	Population criteria group
Slices for population	S	3..6	BackboneElement	Population criteria Slice: Unordered, Open by value:code
population:initialPopulation	S	1..2	BackboneElement	Initial Population
populationBasis		0..1	code	Allows the populationBasis for that population to be overridden. If not present, the populationBasis of the measure (or group) is used. If present, it specifies the population basis for all the expressions that use it as the initial population in the ratio measure. URL: http://hl7.org/fhir/us/cqfmeasures/StructureDefinition/cqfm-populationBasis Binding: FHIRAllTypes (required): The type of elements in the population
code	S	1..1	CodeableConcept	initial-population | numerator | numerator-exclusion | denominator | denominator-exclusion | denominator-exception | measure-population | measure-population-exclusion | measure-observation Required Pattern: At least the following
coding		1..*	Coding	Code defined by a terminology system Fixed Value: (complex)
system		1..1	uri	Identity of the terminology system Fixed Value: http://terminology.hl7.org/CodeSystem/measure-population
code		1..1	code	Symbol in syntax defined by the system Fixed Value: initial-population
population:denominator	S	1..1	BackboneElement	Denominator
criteriaReference	S	0..1	string	Which criteria URL: http://hl7.org/fhir/us/cqfmeasures/StructureDefinition/cqfm-criteriaReference
code	S	1..1	CodeableConcept	initial-population | numerator | numerator-exclusion | denominator | denominator-exclusion | denominator-exception | measure-population | measure-population-exclusion | measure-observation Required Pattern: At least the following
coding		1..*	Coding	Code defined by a terminology system Fixed Value: (complex)
system		1..1	uri	Identity of the terminology system Fixed Value: http://terminology.hl7.org/CodeSystem/measure-population
code		1..1	code	Symbol in syntax defined by the system Fixed Value: denominator
population:denominatorExclusion	S	0..1	BackboneElement	Denominator Exclusion
criteriaReference	S	0..1	string	Which criteria URL: http://hl7.org/fhir/us/cqfmeasures/StructureDefinition/cqfm-criteriaReference
code	S	1..1	CodeableConcept	initial-population | numerator | numerator-exclusion | denominator | denominator-exclusion | denominator-exception | measure-population | measure-population-exclusion | measure-observation Required Pattern: At least the following
coding		1..*	Coding	Code defined by a terminology system Fixed Value: (complex)
system		1..1	uri	Identity of the terminology system Fixed Value: http://terminology.hl7.org/CodeSystem/measure-population
code		1..1	code	Symbol in syntax defined by the system Fixed Value: denominator-exclusion
population:numerator	S	1..1	BackboneElement	Numerator
criteriaReference	S	0..1	string	Which criteria URL: http://hl7.org/fhir/us/cqfmeasures/StructureDefinition/cqfm-criteriaReference
code	S	1..1	CodeableConcept	initial-population | numerator | numerator-exclusion | denominator | denominator-exclusion | denominator-exception | measure-population | measure-population-exclusion | measure-observation Required Pattern: At least the following
coding		1..*	Coding	Code defined by a terminology system Fixed Value: (complex)
system		1..1	uri	Identity of the terminology system Fixed Value: http://terminology.hl7.org/CodeSystem/measure-population
code		1..1	code	Symbol in syntax defined by the system Fixed Value: numerator
population:numeratorExclusion	S	0..1	BackboneElement	Numerator Exclusion
criteriaReference	S	0..1	string	Which criteria URL: http://hl7.org/fhir/us/cqfmeasures/StructureDefinition/cqfm-criteriaReference
code	S	1..1	CodeableConcept	initial-population | numerator | numerator-exclusion | denominator | denominator-exclusion | denominator-exception | measure-population | measure-population-exclusion | measure-observation Required Pattern: At least the following
coding		1..*	Coding	Code defined by a terminology system Fixed Value: (complex)
system		1..1	uri	Identity of the terminology system Fixed Value: http://terminology.hl7.org/CodeSystem/measure-population
code		1..1	code	Symbol in syntax defined by the system Fixed Value: numerator-exclusion
population:measureObservation	S	1..2	BackboneElement	Measure Observation
criteriaReference	S	0..1	string	Which criteria URL: http://hl7.org/fhir/us/cqfmeasures/StructureDefinition/cqfm-criteriaReference
aggregateMethod	S	1..1	code	Aggregate with URL: http://hl7.org/fhir/us/cqfmeasures/StructureDefinition/cqfm-aggregateMethod Binding: Measure Aggregate Method (required): Aggregation method for a measure (e.g. sum, average, median, minimum, maximum, count)
code	S	1..1	CodeableConcept	initial-population | numerator | numerator-exclusion | denominator | denominator-exclusion | denominator-exception | measure-population | measure-population-exclusion | measure-observation Required Pattern: At least the following
coding		1..*	Coding	Code defined by a terminology system Fixed Value: (complex)
system		1..1	uri	Identity of the terminology system Fixed Value: http://terminology.hl7.org/CodeSystem/measure-population
code		1..1	code	Symbol in syntax defined by the system Fixed Value: measure-observation
Documentation for this format

Name	Flags	Card.	Type	Description & Constraints
Measure	C	1..1	CQFMMeasure	A quality measure definition
meta	SΣ	1..1	Meta	Metadata about the resource
profile	SΣ	1..*	canonical(StructureDefinition)	Profiles this resource claims to conform to
implicitRules	?!Σ	0..1	uri	A set of rules under which this content was created
comment	S	0..*	(Complex)	Additional documentation, review, or usage guidance URL: http://hl7.org/fhir/us/cqfmeasures/StructureDefinition/cqfm-artifactComment
allocation	S	0..1	markdown	Allocation guidance URL: http://hl7.org/fhir/us/cqfmeasures/StructureDefinition/cqfm-allocation
softwaresystem	S	0..*	Reference(CQFM Device)	Extension URL: http://hl7.org/fhir/us/cqfmeasures/StructureDefinition/cqfm-softwaresystem
modifierExtension	?!	0..*	Extension	Extensions that cannot be ignored
url	Σ	1..1	uri	Canonical identifier for this measure, represented as a URI (globally unique)
identifier	SΣ	0..*	Identifier	Additional identifier for the measure
version	Σ	1..1	string	Business version of the measure
name	ΣC	1..1	string	Name for this measure (computer friendly)
title	SΣ	0..1	string	Name for this measure (human friendly)
status	?!Σ	1..1	code	draft | active | retired | unknown Binding: PublicationStatus (required): The lifecycle status of an artifact.
experimental	Σ	1..1	boolean	For testing purposes, not real usage
date	SΣ	0..1	dateTime	Date last changed
publisher	Σ	1..1	string	Name of the publisher (organization or individual)
contact	SΣ	0..*	ContactDetail	Contact details for the publisher
description	Σ	1..1	markdown	Natural language description of the measure
useContext	SΣ	0..*	UsageContext	The context that the content is intended to support
jurisdiction	SΣ	0..*	CodeableConcept	Intended jurisdiction for measure (if applicable) Binding: Jurisdiction ValueSet (extensible): Countries and regions within which this artifact is targeted for use.
library	SC	0..1	canonical(CQFM Library)	CQFMMeasures are not required to use a Library, but if they do, it SHALL be a CQFMLibrary.
scoring	SΣ	0..1	CodeableConcept	proportion | ratio | continuous-variable | cohort Binding: MeasureScoring (extensible): The scoring type of the measure. Required Pattern: At least the following
coding		1..*	Coding	Code defined by a terminology system Fixed Value: (complex)
system		1..1	uri	Identity of the terminology system Fixed Value: http://terminology.hl7.org/CodeSystem/measure-scoring
code		1..1	code	Symbol in syntax defined by the system Fixed Value: ratio
type	SΣ	0..*	CodeableConcept	process | outcome | structure | patient-reported-outcome | composite Binding: MeasureType (extensible)
group	S	1..*	BackboneElement	Population criteria group
id	SC	0..1	string	Unique id for inter-element referencing
modifierExtension	?!Σ	0..*	Extension	Extensions that cannot be ignored even if unrecognized
Slices for population	S	3..6	BackboneElement	Population criteria Slice: Unordered, Open by value:code
population:All Slices				Content/Rules for all slices
id	S	1..1	string	Unique id for inter-element referencing
modifierExtension	?!Σ	0..*	Extension	Extensions that cannot be ignored even if unrecognized
code	S	1..1	CodeableConcept	initial-population | numerator | numerator-exclusion | denominator | denominator-exclusion | denominator-exception | measure-population | measure-population-exclusion | measure-observation Binding: MeasurePopulationType (extensible)
criteria	SC	1..1	Expression	The criteria that defines this population
population:initialPopulation	S	1..2	BackboneElement	Initial Population
id	S	1..1	string	Unique id for inter-element referencing
populationBasis		0..1	code	Allows the populationBasis for that population to be overridden. If not present, the populationBasis of the measure (or group) is used. If present, it specifies the population basis for all the expressions that use it as the initial population in the ratio measure. URL: http://hl7.org/fhir/us/cqfmeasures/StructureDefinition/cqfm-populationBasis Binding: FHIRAllTypes (required): The type of elements in the population
modifierExtension	?!Σ	0..*	Extension	Extensions that cannot be ignored even if unrecognized
code	S	1..1	CodeableConcept	initial-population | numerator | numerator-exclusion | denominator | denominator-exclusion | denominator-exception | measure-population | measure-population-exclusion | measure-observation Binding: MeasurePopulationType (extensible) Required Pattern: At least the following
coding		1..*	Coding	Code defined by a terminology system Fixed Value: (complex)
system		1..1	uri	Identity of the terminology system Fixed Value: http://terminology.hl7.org/CodeSystem/measure-population
code		1..1	code	Symbol in syntax defined by the system Fixed Value: initial-population
criteria	SC	1..1	Expression	The criteria that defines this population
population:denominator	S	1..1	BackboneElement	Denominator
id	S	1..1	string	Unique id for inter-element referencing
criteriaReference	S	0..1	string	Which criteria URL: http://hl7.org/fhir/us/cqfmeasures/StructureDefinition/cqfm-criteriaReference
modifierExtension	?!Σ	0..*	Extension	Extensions that cannot be ignored even if unrecognized
code	S	1..1	CodeableConcept	initial-population | numerator | numerator-exclusion | denominator | denominator-exclusion | denominator-exception | measure-population | measure-population-exclusion | measure-observation Binding: MeasurePopulationType (extensible) Required Pattern: At least the following
coding		1..*	Coding	Code defined by a terminology system Fixed Value: (complex)
system		1..1	uri	Identity of the terminology system Fixed Value: http://terminology.hl7.org/CodeSystem/measure-population
code		1..1	code	Symbol in syntax defined by the system Fixed Value: denominator
criteria	SC	1..1	Expression	The criteria that defines this population
population:denominatorExclusion	S	0..1	BackboneElement	Denominator Exclusion
id	S	1..1	string	Unique id for inter-element referencing
criteriaReference	S	0..1	string	Which criteria URL: http://hl7.org/fhir/us/cqfmeasures/StructureDefinition/cqfm-criteriaReference
modifierExtension	?!Σ	0..*	Extension	Extensions that cannot be ignored even if unrecognized
code	S	1..1	CodeableConcept	initial-population | numerator | numerator-exclusion | denominator | denominator-exclusion | denominator-exception | measure-population | measure-population-exclusion | measure-observation Binding: MeasurePopulationType (extensible) Required Pattern: At least the following
coding		1..*	Coding	Code defined by a terminology system Fixed Value: (complex)
system		1..1	uri	Identity of the terminology system Fixed Value: http://terminology.hl7.org/CodeSystem/measure-population
code		1..1	code	Symbol in syntax defined by the system Fixed Value: denominator-exclusion
criteria	SC	1..1	Expression	The criteria that defines this population
population:numerator	S	1..1	BackboneElement	Numerator
id	S	1..1	string	Unique id for inter-element referencing
criteriaReference	S	0..1	string	Which criteria URL: http://hl7.org/fhir/us/cqfmeasures/StructureDefinition/cqfm-criteriaReference
modifierExtension	?!Σ	0..*	Extension	Extensions that cannot be ignored even if unrecognized
code	S	1..1	CodeableConcept	initial-population | numerator | numerator-exclusion | denominator | denominator-exclusion | denominator-exception | measure-population | measure-population-exclusion | measure-observation Binding: MeasurePopulationType (extensible) Required Pattern: At least the following
coding		1..*	Coding	Code defined by a terminology system Fixed Value: (complex)
system		1..1	uri	Identity of the terminology system Fixed Value: http://terminology.hl7.org/CodeSystem/measure-population
code		1..1	code	Symbol in syntax defined by the system Fixed Value: numerator
criteria	SC	1..1	Expression	The criteria that defines this population
population:numeratorExclusion	S	0..1	BackboneElement	Numerator Exclusion
id	S	1..1	string	Unique id for inter-element referencing
criteriaReference	S	0..1	string	Which criteria URL: http://hl7.org/fhir/us/cqfmeasures/StructureDefinition/cqfm-criteriaReference
modifierExtension	?!Σ	0..*	Extension	Extensions that cannot be ignored even if unrecognized
code	S	1..1	CodeableConcept	initial-population | numerator | numerator-exclusion | denominator | denominator-exclusion | denominator-exception | measure-population | measure-population-exclusion | measure-observation Binding: MeasurePopulationType (extensible) Required Pattern: At least the following
coding		1..*	Coding	Code defined by a terminology system Fixed Value: (complex)
system		1..1	uri	Identity of the terminology system Fixed Value: http://terminology.hl7.org/CodeSystem/measure-population
code		1..1	code	Symbol in syntax defined by the system Fixed Value: numerator-exclusion
criteria	SC	1..1	Expression	The criteria that defines this population
population:measureObservation	S	1..2	BackboneElement	Measure Observation
id	S	1..1	string	Unique id for inter-element referencing
criteriaReference	S	0..1	string	Which criteria URL: http://hl7.org/fhir/us/cqfmeasures/StructureDefinition/cqfm-criteriaReference
aggregateMethod	S	1..1	code	Aggregate with URL: http://hl7.org/fhir/us/cqfmeasures/StructureDefinition/cqfm-aggregateMethod Binding: Measure Aggregate Method (required): Aggregation method for a measure (e.g. sum, average, median, minimum, maximum, count)
modifierExtension	?!Σ	0..*	Extension	Extensions that cannot be ignored even if unrecognized
code	S	1..1	CodeableConcept	initial-population | numerator | numerator-exclusion | denominator | denominator-exclusion | denominator-exception | measure-population | measure-population-exclusion | measure-observation Binding: MeasurePopulationType (extensible) Required Pattern: At least the following
coding		1..*	Coding	Code defined by a terminology system Fixed Value: (complex)
system		1..1	uri	Identity of the terminology system Fixed Value: http://terminology.hl7.org/CodeSystem/measure-population
code		1..1	code	Symbol in syntax defined by the system Fixed Value: measure-observation
criteria	SC	1..1	Expression	The criteria that defines this population
stratifier	S	0..*	BackboneElement	Stratifier criteria for the measure
id	S	1..1	string	Unique id for inter-element referencing
modifierExtension	?!Σ	0..*	Extension	Extensions that cannot be ignored even if unrecognized
criteria	SC	0..1	Expression	How the measure should be stratified
supplementalData	SC	0..*	BackboneElement	What other data should be reported with the measure
id	S	1..1	string	Unique id for inter-element referencing
modifierExtension	?!Σ	0..*	Extension	Extensions that cannot be ignored even if unrecognized
code	S	0..1	CodeableConcept	Meaning of the supplemental data Binding: MeasureDataUsage (extensible)
criteria		1..1	Expression	Expression describing additional data to be reported
Documentation for this format

Terminology Bindings

Path	Conformance	ValueSet / Code
Measure.status	required	PublicationStatus
Measure.jurisdiction	extensible	Jurisdiction ValueSet
Measure.scoring	extensible	Pattern: ratio
Measure.type	extensible	MeasureType
Measure.group.population.code	extensible	MeasurePopulationType
Measure.group.population:initialPopulation.code	extensible	Pattern: initial-population
Measure.group.population:denominator.code	extensible	Pattern: denominator
Measure.group.population:denominatorExclusion.code	extensible	Pattern: denominator-exclusion
Measure.group.population:numerator.code	extensible	Pattern: numerator
Measure.group.population:numeratorExclusion.code	extensible	Pattern: numerator-exclusion
Measure.group.population:measureObservation.code	extensible	Pattern: measure-observation
Measure.supplementalData.code	extensible	MeasureDataUsage

Constraints

Id	Grade	Path(s)	Details	Requirements
cqm-2	warning	Measure.library	Measures utilizing CQL SHALL reference one and only one CQL library (and that referenced library MUST be the primary library for the measure) : exists()
cqm-3	warning	Measure.group.id	Group identifiers SHOULD use the convention: "group-[group number]", where [group number] corresponds with the group naming convention for the criteria within the group : value.startsWith('group-')
cqm-4	warning	Measure.group.population.criteria, Measure.group.population:initialPopulation.criteria, Measure.group.population:denominator.criteria, Measure.group.population:denominatorExclusion.criteria, Measure.group.population:numerator.criteria, Measure.group.population:numeratorExclusion.criteria, Measure.group.population:measureObservation.criteria	Group population criteria SHOULD be simple expression names found within the primary library for the measure. The criteria SHOULD NOT include a namespace. : expression.contains('.').not()
cqm-5	warning	Measure.group.stratifier.criteria	Group stratifier criteria SHOULD be simple expression names found within the primary library for the measure. The criteria SHOULD NOT include a namespace. : expression.contains('.').not()
cqm-6	warning	Measure.supplementalData	Supplemental data SHALL use either criteria or path : criteria.exists() or path.exists()
dom-2	error	Measure	If the resource is contained in another resource, it SHALL NOT contain nested Resources : contained.contained.empty()
dom-3	error	Measure	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	Measure	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	Measure	If a resource is contained in another resource, it SHALL NOT have a security label : contained.meta.security.empty()
dom-6	best practice	Measure	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()
mea-0	warning	Measure	Name should be usable as an identifier for the module by machine processing applications such as code generation : name.matches('[A-Z]([A-Za-z0-9_]){0,254}')
mea-1	error	Measure	Stratifier SHALL be either a single criteria or a set of criteria components : group.stratifier.all((code | description | criteria).exists() xor component.exists())

Name	Flags	Card.	Type	Description & Constraints
Measure	C	1..1	CQFMMeasure	A quality measure definition
id	Σ	0..1	id	Logical id of this artifact
meta	SΣ	1..1	Meta	Metadata about the resource
id		0..1	string	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations Slice: Unordered, Open by value:url
versionId	Σ	0..1	id	Version specific identifier
lastUpdated	Σ	0..1	instant	When the resource version last changed
source	Σ	0..1	uri	Identifies where the resource comes from
profile	SΣ	1..*	canonical(StructureDefinition)	Profiles this resource claims to conform to
security	Σ	0..*	Coding	Security Labels applied to this resource Binding: All Security Labels (extensible): Security Labels from the Healthcare Privacy and Security Classification System.
tag	Σ	0..*	Coding	Tags applied to this resource Binding: CommonTags (example): Codes that represent various types of tags, commonly workflow-related; e.g. "Needs review by Dr. Jones".
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
contained		0..*	Resource	Contained, inline Resources
Slices for extension		0..*	Extension	Extension Slice: Unordered, Open by value:url
comment	S	0..*	(Complex)	Additional documentation, review, or usage guidance URL: http://hl7.org/fhir/us/cqfmeasures/StructureDefinition/cqfm-artifactComment
allocation	S	0..1	markdown	Allocation guidance URL: http://hl7.org/fhir/us/cqfmeasures/StructureDefinition/cqfm-allocation
softwaresystem	S	0..*	Reference(CQFM Device)	Extension URL: http://hl7.org/fhir/us/cqfmeasures/StructureDefinition/cqfm-softwaresystem
modifierExtension	?!	0..*	Extension	Extensions that cannot be ignored
url	Σ	1..1	uri	Canonical identifier for this measure, represented as a URI (globally unique)
identifier	SΣ	0..*	Identifier	Additional identifier for the measure
version	Σ	1..1	string	Business version of the measure
name	ΣC	1..1	string	Name for this measure (computer friendly)
title	SΣ	0..1	string	Name for this measure (human friendly)
subtitle		0..1	string	Subordinate title of the measure
status	?!Σ	1..1	code	draft | active | retired | unknown Binding: PublicationStatus (required): The lifecycle status of an artifact.
experimental	Σ	1..1	boolean	For testing purposes, not real usage
subject[x]		0..1		E.g. Patient, Practitioner, RelatedPerson, Organization, Location, Device Binding: SubjectType (extensible): The possible types of subjects for a measure (E.g. Patient, Practitioner, Organization, Location, etc.).
subjectCodeableConcept			CodeableConcept
subjectReference			Reference(Group)
date	SΣ	0..1	dateTime	Date last changed
publisher	Σ	1..1	string	Name of the publisher (organization or individual)
contact	SΣ	0..*	ContactDetail	Contact details for the publisher
description	Σ	1..1	markdown	Natural language description of the measure
useContext	SΣ	0..*	UsageContext	The context that the content is intended to support
jurisdiction	SΣ	0..*	CodeableConcept	Intended jurisdiction for measure (if applicable) Binding: Jurisdiction ValueSet (extensible): Countries and regions within which this artifact is targeted for use.
purpose		0..1	markdown	Why this measure is defined
usage		0..1	string	Describes the clinical usage of the measure
copyright		0..1	markdown	Use and/or publishing restrictions
approvalDate		0..1	date	When the measure was approved by publisher
lastReviewDate		0..1	date	When the measure was last reviewed
effectivePeriod	Σ	0..1	Period	When the measure is expected to be used
topic		0..*	CodeableConcept	The category of the measure, such as Education, Treatment, Assessment, etc. Binding: DefinitionTopic (example): High-level categorization of the definition, used for searching, sorting, and filtering.
author		0..*	ContactDetail	Who authored the content
editor		0..*	ContactDetail	Who edited the content
reviewer		0..*	ContactDetail	Who reviewed the content
endorser		0..*	ContactDetail	Who endorsed the content
relatedArtifact		0..*	RelatedArtifact	Additional documentation, citations, etc.
library	SC	0..1	canonical(CQFM Library)	CQFMMeasures are not required to use a Library, but if they do, it SHALL be a CQFMLibrary.
disclaimer	Σ	0..1	markdown	Disclaimer for use of the measure or its referenced content
scoring	SΣ	0..1	CodeableConcept	proportion | ratio | continuous-variable | cohort Binding: MeasureScoring (extensible): The scoring type of the measure. Required Pattern: At least the following
id		0..1	id	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations
coding		1..*	Coding	Code defined by a terminology system Fixed Value: (complex)
id		0..1	id	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations
system		1..1	uri	Identity of the terminology system Fixed Value: http://terminology.hl7.org/CodeSystem/measure-scoring
version		0..1	string	Version of the system - if relevant
code		1..1	code	Symbol in syntax defined by the system Fixed Value: ratio
display		0..1	string	Representation defined by the system
userSelected		0..1	boolean	If this coding was chosen directly by the user
text		0..1	string	Plain text representation of the concept
compositeScoring	Σ	0..1	CodeableConcept	opportunity | all-or-nothing | linear | weighted Binding: CompositeMeasureScoring (extensible): The composite scoring method of the measure.
type	SΣ	0..*	CodeableConcept	process | outcome | structure | patient-reported-outcome | composite Binding: MeasureType (extensible)
riskAdjustment	Σ	0..1	string	How risk adjustment is applied for this measure
rateAggregation	Σ	0..1	string	How is rate aggregation performed for this measure
rationale	Σ	0..1	markdown	Detailed description of why the measure exists
clinicalRecommendationStatement	Σ	0..1	markdown	Summary of clinical guidelines
improvementNotation	Σ	0..1	CodeableConcept	increase | decrease Binding: MeasureImprovementNotation (required): Observation values that indicate what change in a measurement value or score is indicative of an improvement in the measured item or scored issue.
definition	Σ	0..*	markdown	Defined terms used in the measure documentation
guidance	Σ	0..1	markdown	Additional guidance for implementers
group	S	1..*	BackboneElement	Population criteria group
id	SC	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
code		0..1	CodeableConcept	Meaning of the group
description		0..1	string	Summary description
Slices for population	S	3..6	BackboneElement	Population criteria Slice: Unordered, Open by value:code
population:All Slices				Content/Rules for all slices
id	S	1..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
code	S	1..1	CodeableConcept	initial-population | numerator | numerator-exclusion | denominator | denominator-exclusion | denominator-exception | measure-population | measure-population-exclusion | measure-observation Binding: MeasurePopulationType (extensible)
description		0..1	string	The human readable description of this population criteria
criteria	SC	1..1	Expression	The criteria that defines this population
population:initialPopulation	S	1..2	BackboneElement	Initial Population
id	S	1..1	string	Unique id for inter-element referencing
populationBasis		0..1	code	Allows the populationBasis for that population to be overridden. If not present, the populationBasis of the measure (or group) is used. If present, it specifies the population basis for all the expressions that use it as the initial population in the ratio measure. URL: http://hl7.org/fhir/us/cqfmeasures/StructureDefinition/cqfm-populationBasis Binding: FHIRAllTypes (required): The type of elements in the population
modifierExtension	?!Σ	0..*	Extension	Extensions that cannot be ignored even if unrecognized
code	S	1..1	CodeableConcept	initial-population | numerator | numerator-exclusion | denominator | denominator-exclusion | denominator-exception | measure-population | measure-population-exclusion | measure-observation Binding: MeasurePopulationType (extensible) Required Pattern: At least the following
id		0..1	id	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations
coding		1..*	Coding	Code defined by a terminology system Fixed Value: (complex)
id		0..1	id	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations
system		1..1	uri	Identity of the terminology system Fixed Value: http://terminology.hl7.org/CodeSystem/measure-population
version		0..1	string	Version of the system - if relevant
code		1..1	code	Symbol in syntax defined by the system Fixed Value: initial-population
display		0..1	string	Representation defined by the system
userSelected		0..1	boolean	If this coding was chosen directly by the user
text		0..1	string	Plain text representation of the concept
description		0..1	string	The human readable description of this population criteria
criteria	SC	1..1	Expression	The criteria that defines this population
population:denominator	S	1..1	BackboneElement	Denominator
id	S	1..1	string	Unique id for inter-element referencing
criteriaReference	S	0..1	string	Which criteria URL: http://hl7.org/fhir/us/cqfmeasures/StructureDefinition/cqfm-criteriaReference
modifierExtension	?!Σ	0..*	Extension	Extensions that cannot be ignored even if unrecognized
code	S	1..1	CodeableConcept	initial-population | numerator | numerator-exclusion | denominator | denominator-exclusion | denominator-exception | measure-population | measure-population-exclusion | measure-observation Binding: MeasurePopulationType (extensible) Required Pattern: At least the following
id		0..1	id	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations
coding		1..*	Coding	Code defined by a terminology system Fixed Value: (complex)
id		0..1	id	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations
system		1..1	uri	Identity of the terminology system Fixed Value: http://terminology.hl7.org/CodeSystem/measure-population
version		0..1	string	Version of the system - if relevant
code		1..1	code	Symbol in syntax defined by the system Fixed Value: denominator
display		0..1	string	Representation defined by the system
userSelected		0..1	boolean	If this coding was chosen directly by the user
text		0..1	string	Plain text representation of the concept
description		0..1	string	The human readable description of this population criteria
criteria	SC	1..1	Expression	The criteria that defines this population
population:denominatorExclusion	S	0..1	BackboneElement	Denominator Exclusion
id	S	1..1	string	Unique id for inter-element referencing
criteriaReference	S	0..1	string	Which criteria URL: http://hl7.org/fhir/us/cqfmeasures/StructureDefinition/cqfm-criteriaReference
modifierExtension	?!Σ	0..*	Extension	Extensions that cannot be ignored even if unrecognized
code	S	1..1	CodeableConcept	initial-population | numerator | numerator-exclusion | denominator | denominator-exclusion | denominator-exception | measure-population | measure-population-exclusion | measure-observation Binding: MeasurePopulationType (extensible) Required Pattern: At least the following
id		0..1	id	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations
coding		1..*	Coding	Code defined by a terminology system Fixed Value: (complex)
id		0..1	id	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations
system		1..1	uri	Identity of the terminology system Fixed Value: http://terminology.hl7.org/CodeSystem/measure-population
version		0..1	string	Version of the system - if relevant
code		1..1	code	Symbol in syntax defined by the system Fixed Value: denominator-exclusion
display		0..1	string	Representation defined by the system
userSelected		0..1	boolean	If this coding was chosen directly by the user
text		0..1	string	Plain text representation of the concept
description		0..1	string	The human readable description of this population criteria
criteria	SC	1..1	Expression	The criteria that defines this population
population:numerator	S	1..1	BackboneElement	Numerator
id	S	1..1	string	Unique id for inter-element referencing
criteriaReference	S	0..1	string	Which criteria URL: http://hl7.org/fhir/us/cqfmeasures/StructureDefinition/cqfm-criteriaReference
modifierExtension	?!Σ	0..*	Extension	Extensions that cannot be ignored even if unrecognized
code	S	1..1	CodeableConcept	initial-population | numerator | numerator-exclusion | denominator | denominator-exclusion | denominator-exception | measure-population | measure-population-exclusion | measure-observation Binding: MeasurePopulationType (extensible) Required Pattern: At least the following
id		0..1	id	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations
coding		1..*	Coding	Code defined by a terminology system Fixed Value: (complex)
id		0..1	id	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations
system		1..1	uri	Identity of the terminology system Fixed Value: http://terminology.hl7.org/CodeSystem/measure-population
version		0..1	string	Version of the system - if relevant
code		1..1	code	Symbol in syntax defined by the system Fixed Value: numerator
display		0..1	string	Representation defined by the system
userSelected		0..1	boolean	If this coding was chosen directly by the user
text		0..1	string	Plain text representation of the concept
description		0..1	string	The human readable description of this population criteria
criteria	SC	1..1	Expression	The criteria that defines this population
population:numeratorExclusion	S	0..1	BackboneElement	Numerator Exclusion
id	S	1..1	string	Unique id for inter-element referencing
criteriaReference	S	0..1	string	Which criteria URL: http://hl7.org/fhir/us/cqfmeasures/StructureDefinition/cqfm-criteriaReference
modifierExtension	?!Σ	0..*	Extension	Extensions that cannot be ignored even if unrecognized
code	S	1..1	CodeableConcept	initial-population | numerator | numerator-exclusion | denominator | denominator-exclusion | denominator-exception | measure-population | measure-population-exclusion | measure-observation Binding: MeasurePopulationType (extensible) Required Pattern: At least the following
id		0..1	id	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations
coding		1..*	Coding	Code defined by a terminology system Fixed Value: (complex)
id		0..1	id	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations
system		1..1	uri	Identity of the terminology system Fixed Value: http://terminology.hl7.org/CodeSystem/measure-population
version		0..1	string	Version of the system - if relevant
code		1..1	code	Symbol in syntax defined by the system Fixed Value: numerator-exclusion
display		0..1	string	Representation defined by the system
userSelected		0..1	boolean	If this coding was chosen directly by the user
text		0..1	string	Plain text representation of the concept
description		0..1	string	The human readable description of this population criteria
criteria	SC	1..1	Expression	The criteria that defines this population
population:measureObservation	S	1..2	BackboneElement	Measure Observation
id	S	1..1	string	Unique id for inter-element referencing
Slices for extension		0..*	Extension	Extension Slice: Unordered, Open by value:url
criteriaReference	S	0..1	string	Which criteria URL: http://hl7.org/fhir/us/cqfmeasures/StructureDefinition/cqfm-criteriaReference
aggregateMethod	S	1..1	code	Aggregate with URL: http://hl7.org/fhir/us/cqfmeasures/StructureDefinition/cqfm-aggregateMethod Binding: Measure Aggregate Method (required): Aggregation method for a measure (e.g. sum, average, median, minimum, maximum, count)
modifierExtension	?!Σ	0..*	Extension	Extensions that cannot be ignored even if unrecognized
code	S	1..1	CodeableConcept	initial-population | numerator | numerator-exclusion | denominator | denominator-exclusion | denominator-exception | measure-population | measure-population-exclusion | measure-observation Binding: MeasurePopulationType (extensible) Required Pattern: At least the following
id		0..1	id	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations
coding		1..*	Coding	Code defined by a terminology system Fixed Value: (complex)
id		0..1	id	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations
system		1..1	uri	Identity of the terminology system Fixed Value: http://terminology.hl7.org/CodeSystem/measure-population
version		0..1	string	Version of the system - if relevant
code		1..1	code	Symbol in syntax defined by the system Fixed Value: measure-observation
display		0..1	string	Representation defined by the system
userSelected		0..1	boolean	If this coding was chosen directly by the user
text		0..1	string	Plain text representation of the concept
description		0..1	string	The human readable description of this population criteria
criteria	SC	1..1	Expression	The criteria that defines this population
stratifier	S	0..*	BackboneElement	Stratifier criteria for the measure
id	S	1..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
code		0..1	CodeableConcept	Meaning of the stratifier
description		0..1	string	The human readable description of this stratifier
criteria	SC	0..1	Expression	How the measure should be stratified
component		0..*	BackboneElement	Stratifier criteria component for the measure
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
code		0..1	CodeableConcept	Meaning of the stratifier component
description		0..1	string	The human readable description of this stratifier component
criteria		1..1	Expression	Component of how the measure should be stratified
supplementalData	SC	0..*	BackboneElement	What other data should be reported with the measure
id	S	1..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
code	S	0..1	CodeableConcept	Meaning of the supplemental data Binding: MeasureDataUsage (extensible)
usage		0..*	CodeableConcept	supplemental-data | risk-adjustment-factor Binding: MeasureDataUsage (extensible): The intended usage for supplemental data elements in the measure.
description		0..1	string	The human readable description of this supplemental data
criteria		1..1	Expression	Expression describing additional data to be reported
Documentation for this format

Terminology Bindings

Path	Conformance	ValueSet / Code
Measure.meta.security	extensible	All Security Labels
Measure.meta.tag	example	CommonTags
Measure.language	preferred	CommonLanguages Additional Bindings Purpose AllLanguages Max Binding
Measure.status	required	PublicationStatus
Measure.subject[x]	extensible	SubjectType
Measure.jurisdiction	extensible	Jurisdiction ValueSet
Measure.topic	example	DefinitionTopic
Measure.scoring	extensible	Pattern: ratio
Measure.compositeScoring	extensible	CompositeMeasureScoring
Measure.type	extensible	MeasureType
Measure.improvementNotation	required	MeasureImprovementNotation
Measure.group.population.code	extensible	MeasurePopulationType
Measure.group.population:initialPopulation.code	extensible	Pattern: initial-population
Measure.group.population:denominator.code	extensible	Pattern: denominator
Measure.group.population:denominatorExclusion.code	extensible	Pattern: denominator-exclusion
Measure.group.population:numerator.code	extensible	Pattern: numerator
Measure.group.population:numeratorExclusion.code	extensible	Pattern: numerator-exclusion
Measure.group.population:measureObservation.code	extensible	Pattern: measure-observation
Measure.supplementalData.code	extensible	MeasureDataUsage
Measure.supplementalData.usage	extensible	MeasureDataUsage

Constraints

Id	Grade	Path(s)	Details	Requirements
cqm-2	warning	Measure.library	Measures utilizing CQL SHALL reference one and only one CQL library (and that referenced library MUST be the primary library for the measure) : exists()
cqm-3	warning	Measure.group.id	Group identifiers SHOULD use the convention: "group-[group number]", where [group number] corresponds with the group naming convention for the criteria within the group : value.startsWith('group-')
cqm-4	warning	Measure.group.population.criteria, Measure.group.population:initialPopulation.criteria, Measure.group.population:denominator.criteria, Measure.group.population:denominatorExclusion.criteria, Measure.group.population:numerator.criteria, Measure.group.population:numeratorExclusion.criteria, Measure.group.population:measureObservation.criteria	Group population criteria SHOULD be simple expression names found within the primary library for the measure. The criteria SHOULD NOT include a namespace. : expression.contains('.').not()
cqm-5	warning	Measure.group.stratifier.criteria	Group stratifier criteria SHOULD be simple expression names found within the primary library for the measure. The criteria SHOULD NOT include a namespace. : expression.contains('.').not()
cqm-6	warning	Measure.supplementalData	Supplemental data SHALL use either criteria or path : criteria.exists() or path.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 CQFMMeasure

Summary

Mandatory: 10 elements (2 nested mandatory elements)
Must-Support: 21 elements

Extensions

This structure refers to these extensions:

• http://hl7.org/fhir/us/cqfmeasures/StructureDefinition/cqfm-populationBasis
• http://hl7.org/fhir/us/cqfmeasures/StructureDefinition/cqfm-criteriaReference
• http://hl7.org/fhir/us/cqfmeasures/StructureDefinition/cqfm-aggregateMethod

Slices

This structure defines the following Slices:

• The element Measure.group.population is sliced based on the value of value:code

Differential View

This structure is derived from CQFMMeasure

Name	Flags	Card.	Type	Description & Constraints
Measure		1..1	CQFMMeasure	A quality measure definition
scoring	S	0..1	CodeableConcept	proportion | ratio | continuous-variable | cohort Required Pattern: At least the following
coding		1..*	Coding	Code defined by a terminology system Fixed Value: (complex)
system		1..1	uri	Identity of the terminology system Fixed Value: http://terminology.hl7.org/CodeSystem/measure-scoring
code		1..1	code	Symbol in syntax defined by the system Fixed Value: ratio
group	S	1..*	BackboneElement	Population criteria group
Slices for population	S	3..6	BackboneElement	Population criteria Slice: Unordered, Open by value:code
population:initialPopulation	S	1..2	BackboneElement	Initial Population
populationBasis		0..1	code	Allows the populationBasis for that population to be overridden. If not present, the populationBasis of the measure (or group) is used. If present, it specifies the population basis for all the expressions that use it as the initial population in the ratio measure. URL: http://hl7.org/fhir/us/cqfmeasures/StructureDefinition/cqfm-populationBasis Binding: FHIRAllTypes (required): The type of elements in the population
code	S	1..1	CodeableConcept	initial-population | numerator | numerator-exclusion | denominator | denominator-exclusion | denominator-exception | measure-population | measure-population-exclusion | measure-observation Required Pattern: At least the following
coding		1..*	Coding	Code defined by a terminology system Fixed Value: (complex)
system		1..1	uri	Identity of the terminology system Fixed Value: http://terminology.hl7.org/CodeSystem/measure-population
code		1..1	code	Symbol in syntax defined by the system Fixed Value: initial-population
population:denominator	S	1..1	BackboneElement	Denominator
criteriaReference	S	0..1	string	Which criteria URL: http://hl7.org/fhir/us/cqfmeasures/StructureDefinition/cqfm-criteriaReference
code	S	1..1	CodeableConcept	initial-population | numerator | numerator-exclusion | denominator | denominator-exclusion | denominator-exception | measure-population | measure-population-exclusion | measure-observation Required Pattern: At least the following
coding		1..*	Coding	Code defined by a terminology system Fixed Value: (complex)
system		1..1	uri	Identity of the terminology system Fixed Value: http://terminology.hl7.org/CodeSystem/measure-population
code		1..1	code	Symbol in syntax defined by the system Fixed Value: denominator
population:denominatorExclusion	S	0..1	BackboneElement	Denominator Exclusion
criteriaReference	S	0..1	string	Which criteria URL: http://hl7.org/fhir/us/cqfmeasures/StructureDefinition/cqfm-criteriaReference
code	S	1..1	CodeableConcept	initial-population | numerator | numerator-exclusion | denominator | denominator-exclusion | denominator-exception | measure-population | measure-population-exclusion | measure-observation Required Pattern: At least the following
coding		1..*	Coding	Code defined by a terminology system Fixed Value: (complex)
system		1..1	uri	Identity of the terminology system Fixed Value: http://terminology.hl7.org/CodeSystem/measure-population
code		1..1	code	Symbol in syntax defined by the system Fixed Value: denominator-exclusion
population:numerator	S	1..1	BackboneElement	Numerator
criteriaReference	S	0..1	string	Which criteria URL: http://hl7.org/fhir/us/cqfmeasures/StructureDefinition/cqfm-criteriaReference
code	S	1..1	CodeableConcept	initial-population | numerator | numerator-exclusion | denominator | denominator-exclusion | denominator-exception | measure-population | measure-population-exclusion | measure-observation Required Pattern: At least the following
coding		1..*	Coding	Code defined by a terminology system Fixed Value: (complex)
system		1..1	uri	Identity of the terminology system Fixed Value: http://terminology.hl7.org/CodeSystem/measure-population
code		1..1	code	Symbol in syntax defined by the system Fixed Value: numerator
population:numeratorExclusion	S	0..1	BackboneElement	Numerator Exclusion
criteriaReference	S	0..1	string	Which criteria URL: http://hl7.org/fhir/us/cqfmeasures/StructureDefinition/cqfm-criteriaReference
code	S	1..1	CodeableConcept	initial-population | numerator | numerator-exclusion | denominator | denominator-exclusion | denominator-exception | measure-population | measure-population-exclusion | measure-observation Required Pattern: At least the following
coding		1..*	Coding	Code defined by a terminology system Fixed Value: (complex)
system		1..1	uri	Identity of the terminology system Fixed Value: http://terminology.hl7.org/CodeSystem/measure-population
code		1..1	code	Symbol in syntax defined by the system Fixed Value: numerator-exclusion
population:measureObservation	S	1..2	BackboneElement	Measure Observation
criteriaReference	S	0..1	string	Which criteria URL: http://hl7.org/fhir/us/cqfmeasures/StructureDefinition/cqfm-criteriaReference
aggregateMethod	S	1..1	code	Aggregate with URL: http://hl7.org/fhir/us/cqfmeasures/StructureDefinition/cqfm-aggregateMethod Binding: Measure Aggregate Method (required): Aggregation method for a measure (e.g. sum, average, median, minimum, maximum, count)
code	S	1..1	CodeableConcept	initial-population | numerator | numerator-exclusion | denominator | denominator-exclusion | denominator-exception | measure-population | measure-population-exclusion | measure-observation Required Pattern: At least the following
coding		1..*	Coding	Code defined by a terminology system Fixed Value: (complex)
system		1..1	uri	Identity of the terminology system Fixed Value: http://terminology.hl7.org/CodeSystem/measure-population
code		1..1	code	Symbol in syntax defined by the system Fixed Value: measure-observation
Documentation for this format

Key Elements View

Name	Flags	Card.	Type	Description & Constraints
Measure	C	1..1	CQFMMeasure	A quality measure definition
meta	SΣ	1..1	Meta	Metadata about the resource
profile	SΣ	1..*	canonical(StructureDefinition)	Profiles this resource claims to conform to
implicitRules	?!Σ	0..1	uri	A set of rules under which this content was created
comment	S	0..*	(Complex)	Additional documentation, review, or usage guidance URL: http://hl7.org/fhir/us/cqfmeasures/StructureDefinition/cqfm-artifactComment
allocation	S	0..1	markdown	Allocation guidance URL: http://hl7.org/fhir/us/cqfmeasures/StructureDefinition/cqfm-allocation
softwaresystem	S	0..*	Reference(CQFM Device)	Extension URL: http://hl7.org/fhir/us/cqfmeasures/StructureDefinition/cqfm-softwaresystem
modifierExtension	?!	0..*	Extension	Extensions that cannot be ignored
url	Σ	1..1	uri	Canonical identifier for this measure, represented as a URI (globally unique)
identifier	SΣ	0..*	Identifier	Additional identifier for the measure
version	Σ	1..1	string	Business version of the measure
name	ΣC	1..1	string	Name for this measure (computer friendly)
title	SΣ	0..1	string	Name for this measure (human friendly)
status	?!Σ	1..1	code	draft | active | retired | unknown Binding: PublicationStatus (required): The lifecycle status of an artifact.
experimental	Σ	1..1	boolean	For testing purposes, not real usage
date	SΣ	0..1	dateTime	Date last changed
publisher	Σ	1..1	string	Name of the publisher (organization or individual)
contact	SΣ	0..*	ContactDetail	Contact details for the publisher
description	Σ	1..1	markdown	Natural language description of the measure
useContext	SΣ	0..*	UsageContext	The context that the content is intended to support
jurisdiction	SΣ	0..*	CodeableConcept	Intended jurisdiction for measure (if applicable) Binding: Jurisdiction ValueSet (extensible): Countries and regions within which this artifact is targeted for use.
library	SC	0..1	canonical(CQFM Library)	CQFMMeasures are not required to use a Library, but if they do, it SHALL be a CQFMLibrary.
scoring	SΣ	0..1	CodeableConcept	proportion | ratio | continuous-variable | cohort Binding: MeasureScoring (extensible): The scoring type of the measure. Required Pattern: At least the following
coding		1..*	Coding	Code defined by a terminology system Fixed Value: (complex)
system		1..1	uri	Identity of the terminology system Fixed Value: http://terminology.hl7.org/CodeSystem/measure-scoring
code		1..1	code	Symbol in syntax defined by the system Fixed Value: ratio
type	SΣ	0..*	CodeableConcept	process | outcome | structure | patient-reported-outcome | composite Binding: MeasureType (extensible)
group	S	1..*	BackboneElement	Population criteria group
id	SC	0..1	string	Unique id for inter-element referencing
modifierExtension	?!Σ	0..*	Extension	Extensions that cannot be ignored even if unrecognized
Slices for population	S	3..6	BackboneElement	Population criteria Slice: Unordered, Open by value:code
population:All Slices				Content/Rules for all slices
id	S	1..1	string	Unique id for inter-element referencing
modifierExtension	?!Σ	0..*	Extension	Extensions that cannot be ignored even if unrecognized
code	S	1..1	CodeableConcept	initial-population | numerator | numerator-exclusion | denominator | denominator-exclusion | denominator-exception | measure-population | measure-population-exclusion | measure-observation Binding: MeasurePopulationType (extensible)
criteria	SC	1..1	Expression	The criteria that defines this population
population:initialPopulation	S	1..2	BackboneElement	Initial Population
id	S	1..1	string	Unique id for inter-element referencing
populationBasis		0..1	code	Allows the populationBasis for that population to be overridden. If not present, the populationBasis of the measure (or group) is used. If present, it specifies the population basis for all the expressions that use it as the initial population in the ratio measure. URL: http://hl7.org/fhir/us/cqfmeasures/StructureDefinition/cqfm-populationBasis Binding: FHIRAllTypes (required): The type of elements in the population
modifierExtension	?!Σ	0..*	Extension	Extensions that cannot be ignored even if unrecognized
code	S	1..1	CodeableConcept	initial-population | numerator | numerator-exclusion | denominator | denominator-exclusion | denominator-exception | measure-population | measure-population-exclusion | measure-observation Binding: MeasurePopulationType (extensible) Required Pattern: At least the following
coding		1..*	Coding	Code defined by a terminology system Fixed Value: (complex)
system		1..1	uri	Identity of the terminology system Fixed Value: http://terminology.hl7.org/CodeSystem/measure-population
code		1..1	code	Symbol in syntax defined by the system Fixed Value: initial-population
criteria	SC	1..1	Expression	The criteria that defines this population
population:denominator	S	1..1	BackboneElement	Denominator
id	S	1..1	string	Unique id for inter-element referencing
criteriaReference	S	0..1	string	Which criteria URL: http://hl7.org/fhir/us/cqfmeasures/StructureDefinition/cqfm-criteriaReference
modifierExtension	?!Σ	0..*	Extension	Extensions that cannot be ignored even if unrecognized
code	S	1..1	CodeableConcept	initial-population | numerator | numerator-exclusion | denominator | denominator-exclusion | denominator-exception | measure-population | measure-population-exclusion | measure-observation Binding: MeasurePopulationType (extensible) Required Pattern: At least the following
coding		1..*	Coding	Code defined by a terminology system Fixed Value: (complex)
system		1..1	uri	Identity of the terminology system Fixed Value: http://terminology.hl7.org/CodeSystem/measure-population
code		1..1	code	Symbol in syntax defined by the system Fixed Value: denominator
criteria	SC	1..1	Expression	The criteria that defines this population
population:denominatorExclusion	S	0..1	BackboneElement	Denominator Exclusion
id	S	1..1	string	Unique id for inter-element referencing
criteriaReference	S	0..1	string	Which criteria URL: http://hl7.org/fhir/us/cqfmeasures/StructureDefinition/cqfm-criteriaReference
modifierExtension	?!Σ	0..*	Extension	Extensions that cannot be ignored even if unrecognized
code	S	1..1	CodeableConcept	initial-population | numerator | numerator-exclusion | denominator | denominator-exclusion | denominator-exception | measure-population | measure-population-exclusion | measure-observation Binding: MeasurePopulationType (extensible) Required Pattern: At least the following
coding		1..*	Coding	Code defined by a terminology system Fixed Value: (complex)
system		1..1	uri	Identity of the terminology system Fixed Value: http://terminology.hl7.org/CodeSystem/measure-population
code		1..1	code	Symbol in syntax defined by the system Fixed Value: denominator-exclusion
criteria	SC	1..1	Expression	The criteria that defines this population
population:numerator	S	1..1	BackboneElement	Numerator
id	S	1..1	string	Unique id for inter-element referencing
criteriaReference	S	0..1	string	Which criteria URL: http://hl7.org/fhir/us/cqfmeasures/StructureDefinition/cqfm-criteriaReference
modifierExtension	?!Σ	0..*	Extension	Extensions that cannot be ignored even if unrecognized
code	S	1..1	CodeableConcept	initial-population | numerator | numerator-exclusion | denominator | denominator-exclusion | denominator-exception | measure-population | measure-population-exclusion | measure-observation Binding: MeasurePopulationType (extensible) Required Pattern: At least the following
coding		1..*	Coding	Code defined by a terminology system Fixed Value: (complex)
system		1..1	uri	Identity of the terminology system Fixed Value: http://terminology.hl7.org/CodeSystem/measure-population
code		1..1	code	Symbol in syntax defined by the system Fixed Value: numerator
criteria	SC	1..1	Expression	The criteria that defines this population
population:numeratorExclusion	S	0..1	BackboneElement	Numerator Exclusion
id	S	1..1	string	Unique id for inter-element referencing
criteriaReference	S	0..1	string	Which criteria URL: http://hl7.org/fhir/us/cqfmeasures/StructureDefinition/cqfm-criteriaReference
modifierExtension	?!Σ	0..*	Extension	Extensions that cannot be ignored even if unrecognized
code	S	1..1	CodeableConcept	initial-population | numerator | numerator-exclusion | denominator | denominator-exclusion | denominator-exception | measure-population | measure-population-exclusion | measure-observation Binding: MeasurePopulationType (extensible) Required Pattern: At least the following
coding		1..*	Coding	Code defined by a terminology system Fixed Value: (complex)
system		1..1	uri	Identity of the terminology system Fixed Value: http://terminology.hl7.org/CodeSystem/measure-population
code		1..1	code	Symbol in syntax defined by the system Fixed Value: numerator-exclusion
criteria	SC	1..1	Expression	The criteria that defines this population
population:measureObservation	S	1..2	BackboneElement	Measure Observation
id	S	1..1	string	Unique id for inter-element referencing
criteriaReference	S	0..1	string	Which criteria URL: http://hl7.org/fhir/us/cqfmeasures/StructureDefinition/cqfm-criteriaReference
aggregateMethod	S	1..1	code	Aggregate with URL: http://hl7.org/fhir/us/cqfmeasures/StructureDefinition/cqfm-aggregateMethod Binding: Measure Aggregate Method (required): Aggregation method for a measure (e.g. sum, average, median, minimum, maximum, count)
modifierExtension	?!Σ	0..*	Extension	Extensions that cannot be ignored even if unrecognized
code	S	1..1	CodeableConcept	initial-population | numerator | numerator-exclusion | denominator | denominator-exclusion | denominator-exception | measure-population | measure-population-exclusion | measure-observation Binding: MeasurePopulationType (extensible) Required Pattern: At least the following
coding		1..*	Coding	Code defined by a terminology system Fixed Value: (complex)
system		1..1	uri	Identity of the terminology system Fixed Value: http://terminology.hl7.org/CodeSystem/measure-population
code		1..1	code	Symbol in syntax defined by the system Fixed Value: measure-observation
criteria	SC	1..1	Expression	The criteria that defines this population
stratifier	S	0..*	BackboneElement	Stratifier criteria for the measure
id	S	1..1	string	Unique id for inter-element referencing
modifierExtension	?!Σ	0..*	Extension	Extensions that cannot be ignored even if unrecognized
criteria	SC	0..1	Expression	How the measure should be stratified
supplementalData	SC	0..*	BackboneElement	What other data should be reported with the measure
id	S	1..1	string	Unique id for inter-element referencing
modifierExtension	?!Σ	0..*	Extension	Extensions that cannot be ignored even if unrecognized
code	S	0..1	CodeableConcept	Meaning of the supplemental data Binding: MeasureDataUsage (extensible)
criteria		1..1	Expression	Expression describing additional data to be reported
Documentation for this format

Terminology Bindings

Path	Conformance	ValueSet / Code
Measure.status	required	PublicationStatus
Measure.jurisdiction	extensible	Jurisdiction ValueSet
Measure.scoring	extensible	Pattern: ratio
Measure.type	extensible	MeasureType
Measure.group.population.code	extensible	MeasurePopulationType
Measure.group.population:initialPopulation.code	extensible	Pattern: initial-population
Measure.group.population:denominator.code	extensible	Pattern: denominator
Measure.group.population:denominatorExclusion.code	extensible	Pattern: denominator-exclusion
Measure.group.population:numerator.code	extensible	Pattern: numerator
Measure.group.population:numeratorExclusion.code	extensible	Pattern: numerator-exclusion
Measure.group.population:measureObservation.code	extensible	Pattern: measure-observation
Measure.supplementalData.code	extensible	MeasureDataUsage

Constraints

Id	Grade	Path(s)	Details	Requirements
cqm-2	warning	Measure.library	Measures utilizing CQL SHALL reference one and only one CQL library (and that referenced library MUST be the primary library for the measure) : exists()
cqm-3	warning	Measure.group.id	Group identifiers SHOULD use the convention: "group-[group number]", where [group number] corresponds with the group naming convention for the criteria within the group : value.startsWith('group-')
cqm-4	warning	Measure.group.population.criteria, Measure.group.population:initialPopulation.criteria, Measure.group.population:denominator.criteria, Measure.group.population:denominatorExclusion.criteria, Measure.group.population:numerator.criteria, Measure.group.population:numeratorExclusion.criteria, Measure.group.population:measureObservation.criteria	Group population criteria SHOULD be simple expression names found within the primary library for the measure. The criteria SHOULD NOT include a namespace. : expression.contains('.').not()
cqm-5	warning	Measure.group.stratifier.criteria	Group stratifier criteria SHOULD be simple expression names found within the primary library for the measure. The criteria SHOULD NOT include a namespace. : expression.contains('.').not()
cqm-6	warning	Measure.supplementalData	Supplemental data SHALL use either criteria or path : criteria.exists() or path.exists()
dom-2	error	Measure	If the resource is contained in another resource, it SHALL NOT contain nested Resources : contained.contained.empty()
dom-3	error	Measure	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	Measure	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	Measure	If a resource is contained in another resource, it SHALL NOT have a security label : contained.meta.security.empty()
dom-6	best practice	Measure	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()
mea-0	warning	Measure	Name should be usable as an identifier for the module by machine processing applications such as code generation : name.matches('[A-Z]([A-Za-z0-9_]){0,254}')
mea-1	error	Measure	Stratifier SHALL be either a single criteria or a set of criteria components : group.stratifier.all((code | description | criteria).exists() xor component.exists())

Snapshot View

Name	Flags	Card.	Type	Description & Constraints
Measure	C	1..1	CQFMMeasure	A quality measure definition
id	Σ	0..1	id	Logical id of this artifact
meta	SΣ	1..1	Meta	Metadata about the resource
id		0..1	string	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations Slice: Unordered, Open by value:url
versionId	Σ	0..1	id	Version specific identifier
lastUpdated	Σ	0..1	instant	When the resource version last changed
source	Σ	0..1	uri	Identifies where the resource comes from
profile	SΣ	1..*	canonical(StructureDefinition)	Profiles this resource claims to conform to
security	Σ	0..*	Coding	Security Labels applied to this resource Binding: All Security Labels (extensible): Security Labels from the Healthcare Privacy and Security Classification System.
tag	Σ	0..*	Coding	Tags applied to this resource Binding: CommonTags (example): Codes that represent various types of tags, commonly workflow-related; e.g. "Needs review by Dr. Jones".
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
contained		0..*	Resource	Contained, inline Resources
Slices for extension		0..*	Extension	Extension Slice: Unordered, Open by value:url
comment	S	0..*	(Complex)	Additional documentation, review, or usage guidance URL: http://hl7.org/fhir/us/cqfmeasures/StructureDefinition/cqfm-artifactComment
allocation	S	0..1	markdown	Allocation guidance URL: http://hl7.org/fhir/us/cqfmeasures/StructureDefinition/cqfm-allocation
softwaresystem	S	0..*	Reference(CQFM Device)	Extension URL: http://hl7.org/fhir/us/cqfmeasures/StructureDefinition/cqfm-softwaresystem
modifierExtension	?!	0..*	Extension	Extensions that cannot be ignored
url	Σ	1..1	uri	Canonical identifier for this measure, represented as a URI (globally unique)
identifier	SΣ	0..*	Identifier	Additional identifier for the measure
version	Σ	1..1	string	Business version of the measure
name	ΣC	1..1	string	Name for this measure (computer friendly)
title	SΣ	0..1	string	Name for this measure (human friendly)
subtitle		0..1	string	Subordinate title of the measure
status	?!Σ	1..1	code	draft | active | retired | unknown Binding: PublicationStatus (required): The lifecycle status of an artifact.
experimental	Σ	1..1	boolean	For testing purposes, not real usage
subject[x]		0..1		E.g. Patient, Practitioner, RelatedPerson, Organization, Location, Device Binding: SubjectType (extensible): The possible types of subjects for a measure (E.g. Patient, Practitioner, Organization, Location, etc.).
subjectCodeableConcept			CodeableConcept
subjectReference			Reference(Group)
date	SΣ	0..1	dateTime	Date last changed
publisher	Σ	1..1	string	Name of the publisher (organization or individual)
contact	SΣ	0..*	ContactDetail	Contact details for the publisher
description	Σ	1..1	markdown	Natural language description of the measure
useContext	SΣ	0..*	UsageContext	The context that the content is intended to support
jurisdiction	SΣ	0..*	CodeableConcept	Intended jurisdiction for measure (if applicable) Binding: Jurisdiction ValueSet (extensible): Countries and regions within which this artifact is targeted for use.
purpose		0..1	markdown	Why this measure is defined
usage		0..1	string	Describes the clinical usage of the measure
copyright		0..1	markdown	Use and/or publishing restrictions
approvalDate		0..1	date	When the measure was approved by publisher
lastReviewDate		0..1	date	When the measure was last reviewed
effectivePeriod	Σ	0..1	Period	When the measure is expected to be used
topic		0..*	CodeableConcept	The category of the measure, such as Education, Treatment, Assessment, etc. Binding: DefinitionTopic (example): High-level categorization of the definition, used for searching, sorting, and filtering.
author		0..*	ContactDetail	Who authored the content
editor		0..*	ContactDetail	Who edited the content
reviewer		0..*	ContactDetail	Who reviewed the content
endorser		0..*	ContactDetail	Who endorsed the content
relatedArtifact		0..*	RelatedArtifact	Additional documentation, citations, etc.
library	SC	0..1	canonical(CQFM Library)	CQFMMeasures are not required to use a Library, but if they do, it SHALL be a CQFMLibrary.
disclaimer	Σ	0..1	markdown	Disclaimer for use of the measure or its referenced content
scoring	SΣ	0..1	CodeableConcept	proportion | ratio | continuous-variable | cohort Binding: MeasureScoring (extensible): The scoring type of the measure. Required Pattern: At least the following
id		0..1	id	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations
coding		1..*	Coding	Code defined by a terminology system Fixed Value: (complex)
id		0..1	id	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations
system		1..1	uri	Identity of the terminology system Fixed Value: http://terminology.hl7.org/CodeSystem/measure-scoring
version		0..1	string	Version of the system - if relevant
code		1..1	code	Symbol in syntax defined by the system Fixed Value: ratio
display		0..1	string	Representation defined by the system
userSelected		0..1	boolean	If this coding was chosen directly by the user
text		0..1	string	Plain text representation of the concept
compositeScoring	Σ	0..1	CodeableConcept	opportunity | all-or-nothing | linear | weighted Binding: CompositeMeasureScoring (extensible): The composite scoring method of the measure.
type	SΣ	0..*	CodeableConcept	process | outcome | structure | patient-reported-outcome | composite Binding: MeasureType (extensible)
riskAdjustment	Σ	0..1	string	How risk adjustment is applied for this measure
rateAggregation	Σ	0..1	string	How is rate aggregation performed for this measure
rationale	Σ	0..1	markdown	Detailed description of why the measure exists
clinicalRecommendationStatement	Σ	0..1	markdown	Summary of clinical guidelines
improvementNotation	Σ	0..1	CodeableConcept	increase | decrease Binding: MeasureImprovementNotation (required): Observation values that indicate what change in a measurement value or score is indicative of an improvement in the measured item or scored issue.
definition	Σ	0..*	markdown	Defined terms used in the measure documentation
guidance	Σ	0..1	markdown	Additional guidance for implementers
group	S	1..*	BackboneElement	Population criteria group
id	SC	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
code		0..1	CodeableConcept	Meaning of the group
description		0..1	string	Summary description
Slices for population	S	3..6	BackboneElement	Population criteria Slice: Unordered, Open by value:code
population:All Slices				Content/Rules for all slices
id	S	1..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
code	S	1..1	CodeableConcept	initial-population | numerator | numerator-exclusion | denominator | denominator-exclusion | denominator-exception | measure-population | measure-population-exclusion | measure-observation Binding: MeasurePopulationType (extensible)
description		0..1	string	The human readable description of this population criteria
criteria	SC	1..1	Expression	The criteria that defines this population
population:initialPopulation	S	1..2	BackboneElement	Initial Population
id	S	1..1	string	Unique id for inter-element referencing
populationBasis		0..1	code	Allows the populationBasis for that population to be overridden. If not present, the populationBasis of the measure (or group) is used. If present, it specifies the population basis for all the expressions that use it as the initial population in the ratio measure. URL: http://hl7.org/fhir/us/cqfmeasures/StructureDefinition/cqfm-populationBasis Binding: FHIRAllTypes (required): The type of elements in the population
modifierExtension	?!Σ	0..*	Extension	Extensions that cannot be ignored even if unrecognized
code	S	1..1	CodeableConcept	initial-population | numerator | numerator-exclusion | denominator | denominator-exclusion | denominator-exception | measure-population | measure-population-exclusion | measure-observation Binding: MeasurePopulationType (extensible) Required Pattern: At least the following
id		0..1	id	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations
coding		1..*	Coding	Code defined by a terminology system Fixed Value: (complex)
id		0..1	id	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations
system		1..1	uri	Identity of the terminology system Fixed Value: http://terminology.hl7.org/CodeSystem/measure-population
version		0..1	string	Version of the system - if relevant
code		1..1	code	Symbol in syntax defined by the system Fixed Value: initial-population
display		0..1	string	Representation defined by the system
userSelected		0..1	boolean	If this coding was chosen directly by the user
text		0..1	string	Plain text representation of the concept
description		0..1	string	The human readable description of this population criteria
criteria	SC	1..1	Expression	The criteria that defines this population
population:denominator	S	1..1	BackboneElement	Denominator
id	S	1..1	string	Unique id for inter-element referencing
criteriaReference	S	0..1	string	Which criteria URL: http://hl7.org/fhir/us/cqfmeasures/StructureDefinition/cqfm-criteriaReference
modifierExtension	?!Σ	0..*	Extension	Extensions that cannot be ignored even if unrecognized
code	S	1..1	CodeableConcept	initial-population | numerator | numerator-exclusion | denominator | denominator-exclusion | denominator-exception | measure-population | measure-population-exclusion | measure-observation Binding: MeasurePopulationType (extensible) Required Pattern: At least the following
id		0..1	id	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations
coding		1..*	Coding	Code defined by a terminology system Fixed Value: (complex)
id		0..1	id	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations
system		1..1	uri	Identity of the terminology system Fixed Value: http://terminology.hl7.org/CodeSystem/measure-population
version		0..1	string	Version of the system - if relevant
code		1..1	code	Symbol in syntax defined by the system Fixed Value: denominator
display		0..1	string	Representation defined by the system
userSelected		0..1	boolean	If this coding was chosen directly by the user
text		0..1	string	Plain text representation of the concept
description		0..1	string	The human readable description of this population criteria
criteria	SC	1..1	Expression	The criteria that defines this population
population:denominatorExclusion	S	0..1	BackboneElement	Denominator Exclusion
id	S	1..1	string	Unique id for inter-element referencing
criteriaReference	S	0..1	string	Which criteria URL: http://hl7.org/fhir/us/cqfmeasures/StructureDefinition/cqfm-criteriaReference
modifierExtension	?!Σ	0..*	Extension	Extensions that cannot be ignored even if unrecognized
code	S	1..1	CodeableConcept	initial-population | numerator | numerator-exclusion | denominator | denominator-exclusion | denominator-exception | measure-population | measure-population-exclusion | measure-observation Binding: MeasurePopulationType (extensible) Required Pattern: At least the following
id		0..1	id	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations
coding		1..*	Coding	Code defined by a terminology system Fixed Value: (complex)
id		0..1	id	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations
system		1..1	uri	Identity of the terminology system Fixed Value: http://terminology.hl7.org/CodeSystem/measure-population
version		0..1	string	Version of the system - if relevant
code		1..1	code	Symbol in syntax defined by the system Fixed Value: denominator-exclusion
display		0..1	string	Representation defined by the system
userSelected		0..1	boolean	If this coding was chosen directly by the user
text		0..1	string	Plain text representation of the concept
description		0..1	string	The human readable description of this population criteria
criteria	SC	1..1	Expression	The criteria that defines this population
population:numerator	S	1..1	BackboneElement	Numerator
id	S	1..1	string	Unique id for inter-element referencing
criteriaReference	S	0..1	string	Which criteria URL: http://hl7.org/fhir/us/cqfmeasures/StructureDefinition/cqfm-criteriaReference
modifierExtension	?!Σ	0..*	Extension	Extensions that cannot be ignored even if unrecognized
code	S	1..1	CodeableConcept	initial-population | numerator | numerator-exclusion | denominator | denominator-exclusion | denominator-exception | measure-population | measure-population-exclusion | measure-observation Binding: MeasurePopulationType (extensible) Required Pattern: At least the following
id		0..1	id	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations
coding		1..*	Coding	Code defined by a terminology system Fixed Value: (complex)
id		0..1	id	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations
system		1..1	uri	Identity of the terminology system Fixed Value: http://terminology.hl7.org/CodeSystem/measure-population
version		0..1	string	Version of the system - if relevant
code		1..1	code	Symbol in syntax defined by the system Fixed Value: numerator
display		0..1	string	Representation defined by the system
userSelected		0..1	boolean	If this coding was chosen directly by the user
text		0..1	string	Plain text representation of the concept
description		0..1	string	The human readable description of this population criteria
criteria	SC	1..1	Expression	The criteria that defines this population
population:numeratorExclusion	S	0..1	BackboneElement	Numerator Exclusion
id	S	1..1	string	Unique id for inter-element referencing
criteriaReference	S	0..1	string	Which criteria URL: http://hl7.org/fhir/us/cqfmeasures/StructureDefinition/cqfm-criteriaReference
modifierExtension	?!Σ	0..*	Extension	Extensions that cannot be ignored even if unrecognized
code	S	1..1	CodeableConcept	initial-population | numerator | numerator-exclusion | denominator | denominator-exclusion | denominator-exception | measure-population | measure-population-exclusion | measure-observation Binding: MeasurePopulationType (extensible) Required Pattern: At least the following
id		0..1	id	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations
coding		1..*	Coding	Code defined by a terminology system Fixed Value: (complex)
id		0..1	id	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations
system		1..1	uri	Identity of the terminology system Fixed Value: http://terminology.hl7.org/CodeSystem/measure-population
version		0..1	string	Version of the system - if relevant
code		1..1	code	Symbol in syntax defined by the system Fixed Value: numerator-exclusion
display		0..1	string	Representation defined by the system
userSelected		0..1	boolean	If this coding was chosen directly by the user
text		0..1	string	Plain text representation of the concept
description		0..1	string	The human readable description of this population criteria
criteria	SC	1..1	Expression	The criteria that defines this population
population:measureObservation	S	1..2	BackboneElement	Measure Observation
id	S	1..1	string	Unique id for inter-element referencing
Slices for extension		0..*	Extension	Extension Slice: Unordered, Open by value:url
criteriaReference	S	0..1	string	Which criteria URL: http://hl7.org/fhir/us/cqfmeasures/StructureDefinition/cqfm-criteriaReference
aggregateMethod	S	1..1	code	Aggregate with URL: http://hl7.org/fhir/us/cqfmeasures/StructureDefinition/cqfm-aggregateMethod Binding: Measure Aggregate Method (required): Aggregation method for a measure (e.g. sum, average, median, minimum, maximum, count)
modifierExtension	?!Σ	0..*	Extension	Extensions that cannot be ignored even if unrecognized
code	S	1..1	CodeableConcept	initial-population | numerator | numerator-exclusion | denominator | denominator-exclusion | denominator-exception | measure-population | measure-population-exclusion | measure-observation Binding: MeasurePopulationType (extensible) Required Pattern: At least the following
id		0..1	id	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations
coding		1..*	Coding	Code defined by a terminology system Fixed Value: (complex)
id		0..1	id	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations
system		1..1	uri	Identity of the terminology system Fixed Value: http://terminology.hl7.org/CodeSystem/measure-population
version		0..1	string	Version of the system - if relevant
code		1..1	code	Symbol in syntax defined by the system Fixed Value: measure-observation
display		0..1	string	Representation defined by the system
userSelected		0..1	boolean	If this coding was chosen directly by the user
text		0..1	string	Plain text representation of the concept
description		0..1	string	The human readable description of this population criteria
criteria	SC	1..1	Expression	The criteria that defines this population
stratifier	S	0..*	BackboneElement	Stratifier criteria for the measure
id	S	1..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
code		0..1	CodeableConcept	Meaning of the stratifier
description		0..1	string	The human readable description of this stratifier
criteria	SC	0..1	Expression	How the measure should be stratified
component		0..*	BackboneElement	Stratifier criteria component for the measure
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
code		0..1	CodeableConcept	Meaning of the stratifier component
description		0..1	string	The human readable description of this stratifier component
criteria		1..1	Expression	Component of how the measure should be stratified
supplementalData	SC	0..*	BackboneElement	What other data should be reported with the measure
id	S	1..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
code	S	0..1	CodeableConcept	Meaning of the supplemental data Binding: MeasureDataUsage (extensible)
usage		0..*	CodeableConcept	supplemental-data | risk-adjustment-factor Binding: MeasureDataUsage (extensible): The intended usage for supplemental data elements in the measure.
description		0..1	string	The human readable description of this supplemental data
criteria		1..1	Expression	Expression describing additional data to be reported
Documentation for this format

Terminology Bindings

Path	Conformance	ValueSet / Code
Measure.meta.security	extensible	All Security Labels
Measure.meta.tag	example	CommonTags
Measure.language	preferred	CommonLanguages Additional Bindings Purpose AllLanguages Max Binding
Measure.status	required	PublicationStatus
Measure.subject[x]	extensible	SubjectType
Measure.jurisdiction	extensible	Jurisdiction ValueSet
Measure.topic	example	DefinitionTopic
Measure.scoring	extensible	Pattern: ratio
Measure.compositeScoring	extensible	CompositeMeasureScoring
Measure.type	extensible	MeasureType
Measure.improvementNotation	required	MeasureImprovementNotation
Measure.group.population.code	extensible	MeasurePopulationType
Measure.group.population:initialPopulation.code	extensible	Pattern: initial-population
Measure.group.population:denominator.code	extensible	Pattern: denominator
Measure.group.population:denominatorExclusion.code	extensible	Pattern: denominator-exclusion
Measure.group.population:numerator.code	extensible	Pattern: numerator
Measure.group.population:numeratorExclusion.code	extensible	Pattern: numerator-exclusion
Measure.group.population:measureObservation.code	extensible	Pattern: measure-observation
Measure.supplementalData.code	extensible	MeasureDataUsage
Measure.supplementalData.usage	extensible	MeasureDataUsage

Constraints

Id	Grade	Path(s)	Details	Requirements
cqm-2	warning	Measure.library	Measures utilizing CQL SHALL reference one and only one CQL library (and that referenced library MUST be the primary library for the measure) : exists()
cqm-3	warning	Measure.group.id	Group identifiers SHOULD use the convention: "group-[group number]", where [group number] corresponds with the group naming convention for the criteria within the group : value.startsWith('group-')
cqm-4	warning	Measure.group.population.criteria, Measure.group.population:initialPopulation.criteria, Measure.group.population:denominator.criteria, Measure.group.population:denominatorExclusion.criteria, Measure.group.population:numerator.criteria, Measure.group.population:numeratorExclusion.criteria, Measure.group.population:measureObservation.criteria	Group population criteria SHOULD be simple expression names found within the primary library for the measure. The criteria SHOULD NOT include a namespace. : expression.contains('.').not()
cqm-5	warning	Measure.group.stratifier.criteria	Group stratifier criteria SHOULD be simple expression names found within the primary library for the measure. The criteria SHOULD NOT include a namespace. : expression.contains('.').not()
cqm-6	warning	Measure.supplementalData	Supplemental data SHALL use either criteria or path : criteria.exists() or path.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 CQFMMeasure

Summary

Mandatory: 10 elements (2 nested mandatory elements)
Must-Support: 21 elements

Extensions

This structure refers to these extensions:

• http://hl7.org/fhir/us/cqfmeasures/StructureDefinition/cqfm-populationBasis
• http://hl7.org/fhir/us/cqfmeasures/StructureDefinition/cqfm-criteriaReference
• http://hl7.org/fhir/us/cqfmeasures/StructureDefinition/cqfm-aggregateMethod

Slices

This structure defines the following Slices:

• The element Measure.group.population is sliced based on the value of value:code