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FHIR IG analytics

Packagehl7.fhir.uv.cqm
Resource TypeMeasure
IdMeasure-EXMLogic-FHIR.json
FHIR VersionR4
Sourcehttps://build.fhir.org/ig/HL7/fhir-cqm/Measure-EXMLogic-FHIR.html
URLhttp://hl7.org/fhir/uv/cqm/Measure/EXMLogic-FHIR
Version2.0.0
Statusactive
Date2025-08-13
NameMeasureEXM
TitleEXM Measure
Realmuv
Authorityhl7
DescriptionAn example FHIR-based measure
PurposeThis measure has been developed to support improvement in clinical care.
CopyrightExample Copyright Statement

Resources that use this resource

No resources found

Resources that this resource uses

No resources found

Narrative

Note: links and images are rebased to the (stated) source

Metadata
Title EXM Measure
Version 2.0.0
Identifier EXM
Identifier urn:oid:2.16.840.1.113883.4.642.40.61.29.9
Effective Period 2018-01-01 + 1 year(s)
Approval Date 2019-02-17
Last Review Date 2019-02-17
Experimental true
Use Context Clinical Venue = EC
Jurisdiction Global (Whole world)
Topic Health Quality Measure Document
Steward (Publisher) HL7 International / Clinical Quality Information
Developer Example Measure Content Developer
Description

An example FHIR-based measure
Purpose

This measure has been developed to support improvement in clinical care.
Copyright

Example Copyright Statement
Disclaimer

Example disclaimer
Measure Basis Encounter
Measure Scoring Continuous Variable
Measure Scoring Precision 2
Measure Type Process
Risk Adjustment Risk adjustment for this measure is performed by...
Rate Aggregation Rate aggregation for this measure is performed by...
Rationale

The purpose of this measure is to show how all the elements of a FHIR-based quality measure are represented.
Clinical Recommendation Statement

The clinical recommendation statement for this measure is...
Improvement Notation Increased score indicates improvement
Guidance (Usage) Users of this measure should be aware that this is intentionally simplified to show specific aspects of a measure.
Measure Group (Rate) (ID: primary)
Initial Population ID: primary-exmlogic-initial-population
Description: No description provided Criteria: Initial Population
Measure Population ID: primary-exmlogic-measure-population
Description: No description provided Criteria: Measure Population
Measure Observation ID: primary-exmlogic-measure-observation
Description: No description provided Criteria: Measure Observation
Input Population: measure-population AggregateMethod: median
Stratifier ID: stratifier-1
Code: Stratifier 1
Stratifier ID: stratifier-2
Code: Stratifier 2
Stratifier ID: stratifier-3
Code: Stratifier 3
Stratifier ID: stratifier-4
Code: Stratifier 4
Supplemental Data Elements
Supplemental Data Element ID: sde-ethnicity
Usage Code: Supplemental Data
Description: No description provided
Logic Definition: SDE Ethnicity
Supplemental Data Element ID: sde-race
Usage Code: Supplemental Data
Description: No description provided
Logic Definition: SDE Race
Supplemental Data Element ID: sde-payer
Usage Code: Supplemental Data
Description: No description provided
Logic Definition: SDE Payer
Supplemental Data Element ID: sde-sex
Usage Code: Supplemental Data
Description: No description provided
Logic Definition: SDE Sex
Measure Logic
Primary Library Example Logic Library
Contents Population Criteria
Logic Definitions
Terminology
Dependencies
Data Requirements
Population Criteria
Measure Group (Rate) (ID: primary)
Initial Population 
define "Initial Population" :
  "Inpatient Encounter" Encounter
Definition
Measure Population 
define "Measure Population" :
  "Initial Population"
Definition
Measure Observation 
define function "Measure Observation" (Encounter "Encounter" ) :
  duration in minutes of "Related ED Visit"(Encounter).period
Definition
Stratifier 
define "Stratifier 1" :
  "Inpatient Encounter" Encounter
    where not (PrincipalDiagnosis(Encounter).code in "Psychiatric/Mental Health Patient")
Definition
Stratifier 
define "Stratifier 2" :
  "Inpatient Encounter" Encounter
    where PrincipalDiagnosis(Encounter).code in "Psychiatric/Mental Health Patient"
Definition
Stratifier 
define "Stratifier 3" :
  "Inpatient Encounter" Encounter
    where PrincipalDiagnosis(Encounter) is null
Definition
Stratifier 
define "Stratifier 4" :
  "Inpatient Encounter" Encounter
    where PrincipalDiagnosis(Encounter) is null
Definition
Logic Definitions
Logic Definition Library Name: EXMLogic 
define "SDE Sex":
  case
    when Patient.gender = 'male' then Code { code: 'M', system: 'http://hl7.org/fhir/v3/AdministrativeGender', display: 'Male' }
    when Patient.gender = 'female' then Code { code: 'F', system: 'http://hl7.org/fhir/v3/AdministrativeGender', display: 'Female' }
    else null
  end
Logic Definition Library Name: EXMLogic 
define "Inpatient Encounter" :
  ["Encounter"] Encounter
    where LengthInDays(Encounter.period) <= 120
      and Encounter.period ends during "Measurement Period"
Logic Definition Library Name: EXMLogic 
define "Stratifier 3" :
  "Inpatient Encounter" Encounter
    where PrincipalDiagnosis(Encounter) is null
Logic Definition Library Name: EXMLogic 
define "Stratifier 4" :
  "Inpatient Encounter" Encounter
    where PrincipalDiagnosis(Encounter) is null
Logic Definition Library Name: EXMLogic 
define "SDE Payer":
    [Coverage: type in "Payer"] Payer
      return {
        code: Payer.type,
        period: Payer.period
      }
Logic Definition Library Name: EXMLogic 
define "Initial Population" :
  "Inpatient Encounter" Encounter
Logic Definition Library Name: EXMLogic 
define "SDE Ethnicity":
  (flatten (
    Patient.extension Extension
      where Extension.url = 'http://hl7.org/fhir/us/core/StructureDefinition/us-core-ethnicity'
        return Extension.extension
  )) E
    where E.url = 'ombCategory'
      or E.url = 'detailed'
    return E.value as Coding
Logic Definition Library Name: EXMLogic 
define "SDE Race":
  (flatten (
    Patient.extension Extension
      where Extension.url = 'http://hl7.org/fhir/us/core/StructureDefinition/us-core-race'
        return Extension.extension
  )) E
    where E.url = 'ombCategory'
      or E.url = 'detailed'
    return E.value as Coding
Logic Definition Library Name: EXMLogic 
define "Measure Population" :
  "Initial Population"
Logic Definition Library Name: EXMLogic 
define "Stratifier 1" :
  "Inpatient Encounter" Encounter
    where not (PrincipalDiagnosis(Encounter).code in "Psychiatric/Mental Health Patient")
Logic Definition Library Name: EXMLogic 
define "Stratifier 2" :
  "Inpatient Encounter" Encounter
    where PrincipalDiagnosis(Encounter).code in "Psychiatric/Mental Health Patient"
Logic Definition Library Name: EXMLogic 
define function "LengthInDays"(Value Interval<DateTime>):
	difference in days between start of Value and end of Value
Logic Definition Library Name: EXMLogic 
define function "PrincipalDiagnosis"(Encounter Encounter):
	(singleton from (Encounter.diagnosis D where D.use ~ ToConcept("Billing") and D.rank.value = 1)) PD
		return singleton from ([Condition: id in "GetId"(PD.condition.reference)])
Logic Definition Library Name: EXMLogic 
define function "GetId"(uri String):
	Last(Split(uri, '/'))
Logic Definition Library Name: EXMLogic 
define function "Measure Observation" (Encounter "Encounter" ) :
  duration in minutes of "Related ED Visit"(Encounter).period
Logic Definition Library Name: EXMLogic 
//Measure Observation
define function "Related ED Visit" (Encounter "Encounter" ) :
  Last(["Encounter" : "Emergency Department Visit"] ED
    where ED.status = 'finished'
      and ED.period ends 1 hour or less before start of Encounter.period
    sort by start of period )
Logic Definition Library Name: FHIRHelpers 
define function ToString(value AdministrativeGender): value.value
Logic Definition Library Name: FHIRHelpers 
/*
@description: Converts the given [Period](https://hl7.org/fhir/datatypes.html#Period)
value to a CQL DateTime Interval
@comment: If the start value of the given period is unspecified, the starting
boundary of the resulting interval will be open (meaning the start of the interval
is unknown, as opposed to interpreted as the beginning of time).
*/
define function ToInterval(period FHIR.Period):
    if period is null then
        null
    else
        if period."start" is null then
            Interval(period."start".value, period."end".value]
        else
            Interval[period."start".value, period."end".value]
Logic Definition Library Name: FHIRHelpers 
/*
@description: Converts the given FHIR [CodeableConcept](https://hl7.org/fhir/datatypes.html#CodeableConcept) value to a CQL Concept.
*/
define function ToConcept(concept FHIR.CodeableConcept):
    if concept is null then
        null
    else
        System.Concept {
            codes: concept.coding C return ToCode(C),
            display: concept.text.value
        }
Logic Definition Library Name: FHIRHelpers 
/*
@description: Converts the given FHIR [Coding](https://hl7.org/fhir/datatypes.html#Coding) value to a CQL Code.
*/
define function ToCode(coding FHIR.Coding):
    if coding is null then
        null
    else
        System.Code {
          code: coding.code.value,
          system: coding.system.value,
          version: coding.version.value,
          display: coding.display.value
        }
Logic Definition Library Name: FHIRHelpers 
define function ToString(value string): value.value
Logic Definition Library Name: FHIRHelpers 
define function ToString(value uri): value.value
Logic Definition Library Name: FHIRHelpers 
define function ToString(value EncounterStatus): value.value
Terminology
Code System Description: Code system Diagnosis Role
Resource: Diagnosis Role
Canonical URL: http://terminology.hl7.org/CodeSystem/diagnosis-role
Value Set Description: Value set Payer
Resource: Payer Type
Canonical URL: http://cts.nlm.nih.gov/fhir/ValueSet/2.16.840.1.114222.4.11.3591
Value Set Description: Value set Emergency Department Visit
Resource: Emergency Department Visit
Canonical URL: http://cts.nlm.nih.gov/fhir/ValueSet/2.16.840.1.113883.3.117.1.7.1.292
Value Set Description: Value set Psychiatric/Mental Health Patient
Resource: Psychiatric/Mental Health Diagnosis
Canonical URL: http://cts.nlm.nih.gov/fhir/ValueSet/2.16.840.1.113883.3.117.1.7.1.299
Direct Reference Code Display: Billing
Code: billing
System: http://terminology.hl7.org/CodeSystem/diagnosis-role
Dependencies
Dependency Description: Library FHIRHelpers
Resource: http://hl7.org/fhir/uv/cql/Library/FHIRHelpers|4.0.1
Canonical URL: http://hl7.org/fhir/uv/cql/Library/FHIRHelpers|4.0.1
Data Requirements
Data Requirement Type: Patient
Profile(s): Patient
Must Support Elements: url, extension, value
Data Requirement Type: Encounter
Profile(s): Encounter
Must Support Elements: type, status, period, use, rank, rank.value, condition, condition.reference
Code Filter(s):
Path: type
ValueSet: Emergency Department Visit
Data Requirement Type: Encounter
Profile(s): Encounter
Must Support Elements: period, use, rank, rank.value, condition, condition.reference
Data Requirement Type: Condition
Profile(s): Condition
Must Support Elements: id
Code Filter(s):
Path: id
Data Requirement Type: Coverage
Profile(s): Coverage
Must Support Elements: type, period
Code Filter(s):
Path: type
ValueSet: Payer Type
Generated using version 0.4.9 of the sample-content-ig Liquid templates

Source1

{
  "resourceType": "Measure",
  "id": "EXMLogic-FHIR",
  "meta": {
    "profile": [
      "http://hl7.org/fhir/uv/cqm/StructureDefinition/cqm-cvmeasure",
      "http://hl7.org/fhir/uv/cqm/StructureDefinition/cqm-computablemeasure",
      "http://hl7.org/fhir/uv/cqm/StructureDefinition/cqm-executablemeasure",
      "http://hl7.org/fhir/uv/cqm/StructureDefinition/cqm-cqlmeasure",
      "http://hl7.org/fhir/uv/cqm/StructureDefinition/cqm-elmmeasure",
      "http://hl7.org/fhir/uv/cqm/StructureDefinition/cqm-computablemeasure"
    ]
  },
  "text": {
    "status": "extensions",
    "div": "<!-- snip (see above) -->"
  },
  "contained": [
    {
      "resourceType": "Library",
      "id": "effective-data-requirements",
      "extension": [
        {
          "url": "http://hl7.org/fhir/StructureDefinition/cqf-directReferenceCode",
          "valueCoding": {
            "system": "http://terminology.hl7.org/CodeSystem/diagnosis-role",
            "code": "billing",
            "display": "Billing"
          }
        },
        {
          "extension": [
            {
              "url": "libraryName",
              "valueString": "EXMLogic"
            },
            {
              "url": "name",
              "valueString": "SDE Sex"
            },
            {
              "url": "statement",
              "valueString": "define \"SDE Sex\":\n  case\n    when Patient.gender = 'male' then Code { code: 'M', system: 'http://hl7.org/fhir/v3/AdministrativeGender', display: 'Male' }\n    when Patient.gender = 'female' then Code { code: 'F', system: 'http://hl7.org/fhir/v3/AdministrativeGender', display: 'Female' }\n    else null\n  end"
            },
            {
              "url": "displaySequence",
              "valueInteger": 0
            }
          ],
          "url": "http://hl7.org/fhir/StructureDefinition/cqf-logicDefinition"
        },
        {
          "extension": [
            {
              "url": "libraryName",
              "valueString": "EXMLogic"
            },
            {
              "url": "name",
              "valueString": "Inpatient Encounter"
            },
            {
              "url": "statement",
              "valueString": "define \"Inpatient Encounter\" :\n  [\"Encounter\"] Encounter\n    where LengthInDays(Encounter.period) <= 120\n      and Encounter.period ends during \"Measurement Period\""
            },
            {
              "url": "displaySequence",
              "valueInteger": 1
            }
          ],
          "url": "http://hl7.org/fhir/StructureDefinition/cqf-logicDefinition"
        },
        {
          "extension": [
            {
              "url": "libraryName",
              "valueString": "EXMLogic"
            },
            {
              "url": "name",
              "valueString": "Stratifier 3"
            },
            {
              "url": "statement",
              "valueString": "define \"Stratifier 3\" :\n  \"Inpatient Encounter\" Encounter\n    where PrincipalDiagnosis(Encounter) is null"
            },
            {
              "url": "displaySequence",
              "valueInteger": 2
            }
          ],
          "url": "http://hl7.org/fhir/StructureDefinition/cqf-logicDefinition"
        },
        {
          "extension": [
            {
              "url": "libraryName",
              "valueString": "EXMLogic"
            },
            {
              "url": "name",
              "valueString": "Stratifier 4"
            },
            {
              "url": "statement",
              "valueString": "define \"Stratifier 4\" :\n  \"Inpatient Encounter\" Encounter\n    where PrincipalDiagnosis(Encounter) is null"
            },
            {
              "url": "displaySequence",
              "valueInteger": 3
            }
          ],
          "url": "http://hl7.org/fhir/StructureDefinition/cqf-logicDefinition"
        },
        {
          "extension": [
            {
              "url": "libraryName",
              "valueString": "EXMLogic"
            },
            {
              "url": "name",
              "valueString": "SDE Payer"
            },
            {
              "url": "statement",
              "valueString": "define \"SDE Payer\":\n    [Coverage: type in \"Payer\"] Payer\n      return {\n        code: Payer.type,\n        period: Payer.period\n      }"
            },
            {
              "url": "displaySequence",
              "valueInteger": 4
            }
          ],
          "url": "http://hl7.org/fhir/StructureDefinition/cqf-logicDefinition"
        },
        {
          "extension": [
            {
              "url": "libraryName",
              "valueString": "EXMLogic"
            },
            {
              "url": "name",
              "valueString": "Initial Population"
            },
            {
              "url": "statement",
              "valueString": "define \"Initial Population\" :\n  \"Inpatient Encounter\" Encounter"
            },
            {
              "url": "displaySequence",
              "valueInteger": 5
            }
          ],
          "url": "http://hl7.org/fhir/StructureDefinition/cqf-logicDefinition"
        },
        {
          "extension": [
            {
              "url": "libraryName",
              "valueString": "EXMLogic"
            },
            {
              "url": "name",
              "valueString": "SDE Ethnicity"
            },
            {
              "url": "statement",
              "valueString": "define \"SDE Ethnicity\":\n  (flatten (\n    Patient.extension Extension\n      where Extension.url = 'http://hl7.org/fhir/us/core/StructureDefinition/us-core-ethnicity'\n        return Extension.extension\n  )) E\n    where E.url = 'ombCategory'\n      or E.url = 'detailed'\n    return E.value as Coding"
            },
            {
              "url": "displaySequence",
              "valueInteger": 6
            }
          ],
          "url": "http://hl7.org/fhir/StructureDefinition/cqf-logicDefinition"
        },
        {
          "extension": [
            {
              "url": "libraryName",
              "valueString": "EXMLogic"
            },
            {
              "url": "name",
              "valueString": "SDE Race"
            },
            {
              "url": "statement",
              "valueString": "define \"SDE Race\":\n  (flatten (\n    Patient.extension Extension\n      where Extension.url = 'http://hl7.org/fhir/us/core/StructureDefinition/us-core-race'\n        return Extension.extension\n  )) E\n    where E.url = 'ombCategory'\n      or E.url = 'detailed'\n    return E.value as Coding"
            },
            {
              "url": "displaySequence",
              "valueInteger": 7
            }
          ],
          "url": "http://hl7.org/fhir/StructureDefinition/cqf-logicDefinition"
        },
        {
          "extension": [
            {
              "url": "libraryName",
              "valueString": "EXMLogic"
            },
            {
              "url": "name",
              "valueString": "Measure Population"
            },
            {
              "url": "statement",
              "valueString": "define \"Measure Population\" :\n  \"Initial Population\""
            },
            {
              "url": "displaySequence",
              "valueInteger": 8
            }
          ],
          "url": "http://hl7.org/fhir/StructureDefinition/cqf-logicDefinition"
        },
        {
          "extension": [
            {
              "url": "libraryName",
              "valueString": "EXMLogic"
            },
            {
              "url": "name",
              "valueString": "Stratifier 1"
            },
            {
              "url": "statement",
              "valueString": "define \"Stratifier 1\" :\n  \"Inpatient Encounter\" Encounter\n    where not (PrincipalDiagnosis(Encounter).code in \"Psychiatric/Mental Health Patient\")"
            },
            {
              "url": "displaySequence",
              "valueInteger": 9
            }
          ],
          "url": "http://hl7.org/fhir/StructureDefinition/cqf-logicDefinition"
        },
        {
          "extension": [
            {
              "url": "libraryName",
              "valueString": "EXMLogic"
            },
            {
              "url": "name",
              "valueString": "Stratifier 2"
            },
            {
              "url": "statement",
              "valueString": "define \"Stratifier 2\" :\n  \"Inpatient Encounter\" Encounter\n    where PrincipalDiagnosis(Encounter).code in \"Psychiatric/Mental Health Patient\""
            },
            {
              "url": "displaySequence",
              "valueInteger": 10
            }
          ],
          "url": "http://hl7.org/fhir/StructureDefinition/cqf-logicDefinition"
        },
        {
          "extension": [
            {
              "url": "libraryName",
              "valueString": "FHIRHelpers"
            },
            {
              "url": "name",
              "valueString": "ToString"
            },
            {
              "url": "statement",
              "valueString": "define function ToString(value AdministrativeGender): value.value"
            },
            {
              "url": "displaySequence",
              "valueInteger": 11
            }
          ],
          "url": "http://hl7.org/fhir/StructureDefinition/cqf-logicDefinition"
        },
        {
          "extension": [
            {
              "url": "libraryName",
              "valueString": "EXMLogic"
            },
            {
              "url": "name",
              "valueString": "LengthInDays"
            },
            {
              "url": "statement",
              "valueString": "define function \"LengthInDays\"(Value Interval<DateTime>):\n\tdifference in days between start of Value and end of Value"
            },
            {
              "url": "displaySequence",
              "valueInteger": 12
            }
          ],
          "url": "http://hl7.org/fhir/StructureDefinition/cqf-logicDefinition"
        },
        {
          "extension": [
            {
              "url": "libraryName",
              "valueString": "FHIRHelpers"
            },
            {
              "url": "name",
              "valueString": "ToInterval"
            },
            {
              "url": "statement",
              "valueString": "/*\n@description: Converts the given [Period](https://hl7.org/fhir/datatypes.html#Period)\nvalue to a CQL DateTime Interval\n@comment: If the start value of the given period is unspecified, the starting\nboundary of the resulting interval will be open (meaning the start of the interval\nis unknown, as opposed to interpreted as the beginning of time).\n*/\ndefine function ToInterval(period FHIR.Period):\n    if period is null then\n        null\n    else\n        if period.\"start\" is null then\n            Interval(period.\"start\".value, period.\"end\".value]\n        else\n            Interval[period.\"start\".value, period.\"end\".value]"
            },
            {
              "url": "displaySequence",
              "valueInteger": 13
            }
          ],
          "url": "http://hl7.org/fhir/StructureDefinition/cqf-logicDefinition"
        },
        {
          "extension": [
            {
              "url": "libraryName",
              "valueString": "EXMLogic"
            },
            {
              "url": "name",
              "valueString": "PrincipalDiagnosis"
            },
            {
              "url": "statement",
              "valueString": "define function \"PrincipalDiagnosis\"(Encounter Encounter):\n\t(singleton from (Encounter.diagnosis D where D.use ~ ToConcept(\"Billing\") and D.rank.value = 1)) PD\n\t\treturn singleton from ([Condition: id in \"GetId\"(PD.condition.reference)])"
            },
            {
              "url": "displaySequence",
              "valueInteger": 14
            }
          ],
          "url": "http://hl7.org/fhir/StructureDefinition/cqf-logicDefinition"
        },
        {
          "extension": [
            {
              "url": "libraryName",
              "valueString": "FHIRHelpers"
            },
            {
              "url": "name",
              "valueString": "ToConcept"
            },
            {
              "url": "statement",
              "valueString": "/*\n@description: Converts the given FHIR [CodeableConcept](https://hl7.org/fhir/datatypes.html#CodeableConcept) value to a CQL Concept.\n*/\ndefine function ToConcept(concept FHIR.CodeableConcept):\n    if concept is null then\n        null\n    else\n        System.Concept {\n            codes: concept.coding C return ToCode(C),\n            display: concept.text.value\n        }"
            },
            {
              "url": "displaySequence",
              "valueInteger": 15
            }
          ],
          "url": "http://hl7.org/fhir/StructureDefinition/cqf-logicDefinition"
        },
        {
          "extension": [
            {
              "url": "libraryName",
              "valueString": "FHIRHelpers"
            },
            {
              "url": "name",
              "valueString": "ToCode"
            },
            {
              "url": "statement",
              "valueString": "/*\n@description: Converts the given FHIR [Coding](https://hl7.org/fhir/datatypes.html#Coding) value to a CQL Code.\n*/\ndefine function ToCode(coding FHIR.Coding):\n    if coding is null then\n        null\n    else\n        System.Code {\n          code: coding.code.value,\n          system: coding.system.value,\n          version: coding.version.value,\n          display: coding.display.value\n        }"
            },
            {
              "url": "displaySequence",
              "valueInteger": 16
            }
          ],
          "url": "http://hl7.org/fhir/StructureDefinition/cqf-logicDefinition"
        },
        {
          "extension": [
            {
              "url": "libraryName",
              "valueString": "EXMLogic"
            },
            {
              "url": "name",
              "valueString": "GetId"
            },
            {
              "url": "statement",
              "valueString": "define function \"GetId\"(uri String):\n\tLast(Split(uri, '/'))"
            },
            {
              "url": "displaySequence",
              "valueInteger": 17
            }
          ],
          "url": "http://hl7.org/fhir/StructureDefinition/cqf-logicDefinition"
        },
        {
          "extension": [
            {
              "url": "libraryName",
              "valueString": "FHIRHelpers"
            },
            {
              "url": "name",
              "valueString": "ToString"
            },
            {
              "url": "statement",
              "valueString": "define function ToString(value string): value.value"
            },
            {
              "url": "displaySequence",
              "valueInteger": 18
            }
          ],
          "url": "http://hl7.org/fhir/StructureDefinition/cqf-logicDefinition"
        },
        {
          "extension": [
            {
              "url": "libraryName",
              "valueString": "FHIRHelpers"
            },
            {
              "url": "name",
              "valueString": "ToString"
            },
            {
              "url": "statement",
              "valueString": "define function ToString(value uri): value.value"
            },
            {
              "url": "displaySequence",
              "valueInteger": 19
            }
          ],
          "url": "http://hl7.org/fhir/StructureDefinition/cqf-logicDefinition"
        },
        {
          "extension": [
            {
              "url": "libraryName",
              "valueString": "EXMLogic"
            },
            {
              "url": "name",
              "valueString": "Measure Observation"
            },
            {
              "url": "statement",
              "valueString": "define function \"Measure Observation\" (Encounter \"Encounter\" ) :\n  duration in minutes of \"Related ED Visit\"(Encounter).period"
            },
            {
              "url": "displaySequence",
              "valueInteger": 20
            }
          ],
          "url": "http://hl7.org/fhir/StructureDefinition/cqf-logicDefinition"
        },
        {
          "extension": [
            {
              "url": "libraryName",
              "valueString": "EXMLogic"
            },
            {
              "url": "name",
              "valueString": "Related ED Visit"
            },
            {
              "url": "statement",
              "valueString": "//Measure Observation\ndefine function \"Related ED Visit\" (Encounter \"Encounter\" ) :\n  Last([\"Encounter\" : \"Emergency Department Visit\"] ED\n    where ED.status = 'finished'\n      and ED.period ends 1 hour or less before start of Encounter.period\n    sort by start of period )"
            },
            {
              "url": "displaySequence",
              "valueInteger": 21
            }
          ],
          "url": "http://hl7.org/fhir/StructureDefinition/cqf-logicDefinition"
        },
        {
          "extension": [
            {
              "url": "libraryName",
              "valueString": "FHIRHelpers"
            },
            {
              "url": "name",
              "valueString": "ToString"
            },
            {
              "url": "statement",
              "valueString": "define function ToString(value EncounterStatus): value.value"
            },
            {
              "url": "displaySequence",
              "valueInteger": 22
            }
          ],
          "url": "http://hl7.org/fhir/StructureDefinition/cqf-logicDefinition"
        }
      ],
      "name": "EffectiveDataRequirements",
      "status": "active",
      "type": {
        "coding": [
          {
            "system": "http://terminology.hl7.org/CodeSystem/library-type",
            "code": "module-definition"
          }
        ]
      },
      "relatedArtifact": [
        {
          "type": "depends-on",
          "display": "Library FHIRHelpers",
          "resource": "http://hl7.org/fhir/uv/cql/Library/FHIRHelpers|4.0.1"
        },
        {
          "type": "depends-on",
          "display": "Code system Diagnosis Role",
          "resource": "http://terminology.hl7.org/CodeSystem/diagnosis-role"
        },
        {
          "type": "depends-on",
          "display": "Value set Payer",
          "resource": "http://cts.nlm.nih.gov/fhir/ValueSet/2.16.840.1.114222.4.11.3591"
        },
        {
          "type": "depends-on",
          "display": "Value set Emergency Department Visit",
          "resource": "http://cts.nlm.nih.gov/fhir/ValueSet/2.16.840.1.113883.3.117.1.7.1.292"
        },
        {
          "type": "depends-on",
          "display": "Value set Psychiatric/Mental Health Patient",
          "resource": "http://cts.nlm.nih.gov/fhir/ValueSet/2.16.840.1.113883.3.117.1.7.1.299"
        }
      ],
      "parameter": [
        {
          "name": "Measurement Period",
          "use": "in",
          "min": 0,
          "max": "1",
          "type": "Period"
        },
        {
          "name": "SDE Sex",
          "use": "out",
          "min": 0,
          "max": "1",
          "type": "Coding"
        },
        {
          "name": "Stratifier 3",
          "use": "out",
          "min": 0,
          "max": "*",
          "type": "Encounter"
        },
        {
          "name": "Stratifier 4",
          "use": "out",
          "min": 0,
          "max": "*",
          "type": "Encounter"
        },
        {
          "name": "SDE Payer",
          "use": "out",
          "min": 0,
          "max": "*",
          "type": "Resource"
        },
        {
          "name": "Initial Population",
          "use": "out",
          "min": 0,
          "max": "*",
          "type": "Encounter"
        },
        {
          "name": "SDE Ethnicity",
          "use": "out",
          "min": 0,
          "max": "*",
          "type": "Coding"
        },
        {
          "name": "SDE Race",
          "use": "out",
          "min": 0,
          "max": "*",
          "type": "Coding"
        },
        {
          "name": "Measure Population",
          "use": "out",
          "min": 0,
          "max": "*",
          "type": "Encounter"
        },
        {
          "name": "Stratifier 1",
          "use": "out",
          "min": 0,
          "max": "*",
          "type": "Encounter"
        },
        {
          "name": "Stratifier 2",
          "use": "out",
          "min": 0,
          "max": "*",
          "type": "Encounter"
        }
      ],
      "dataRequirement": [
        {
          "type": "Patient",
          "profile": [
            "http://hl7.org/fhir/StructureDefinition/Patient"
          ],
          "mustSupport": [
            "url",
            "extension",
            "value"
          ]
        },
        {
          "type": "Encounter",
          "profile": [
            "http://hl7.org/fhir/StructureDefinition/Encounter"
          ],
          "mustSupport": [
            "type",
            "status",
            "period",
            "use",
            "rank",
            "rank.value",
            "condition",
            "condition.reference"
          ],
          "codeFilter": [
            {
              "path": "type",
              "valueSet": "http://cts.nlm.nih.gov/fhir/ValueSet/2.16.840.1.113883.3.117.1.7.1.292"
            }
          ]
        },
        {
          "type": "Encounter",
          "profile": [
            "http://hl7.org/fhir/StructureDefinition/Encounter"
          ],
          "mustSupport": [
            "period",
            "use",
            "rank",
            "rank.value",
            "condition",
            "condition.reference"
          ]
        },
        {
          "type": "Condition",
          "profile": [
            "http://hl7.org/fhir/StructureDefinition/Condition"
          ],
          "mustSupport": [
            "id"
          ],
          "codeFilter": [
            {
              "path": "id"
            }
          ]
        },
        {
          "type": "Coverage",
          "profile": [
            "http://hl7.org/fhir/StructureDefinition/Coverage"
          ],
          "mustSupport": [
            "type",
            "period"
          ],
          "codeFilter": [
            {
              "path": "type",
              "valueSet": "http://cts.nlm.nih.gov/fhir/ValueSet/2.16.840.1.114222.4.11.3591"
            }
          ]
        }
      ]
    }
  ],
  "extension": [
    {
      "extension": [
        {
          "url": "type",
          "valueCode": "documentation"
        },
        {
          "url": "text",
          "valueMarkdown": "This illustrates an example comment"
        }
      ],
      "url": "http://hl7.org/fhir/StructureDefinition/cqf-artifactComment"
    },
    {
      "url": "http://hl7.org/fhir/uv/cqm/StructureDefinition/cqm-populationBasis",
      "valueCode": "Encounter"
    },
    {
      "url": "http://hl7.org/fhir/uv/crmi/StructureDefinition/crmi-softwaresystem",
      "valueReference": {
        "reference": "Device/software-system-example"
      }
    },
    {
      "url": "http://hl7.org/fhir/uv/cqm/StructureDefinition/cqm-scoringPrecision",
      "valuePositiveInt": 2
    },
    {
      "id": "effective-data-requirements",
      "url": "http://hl7.org/fhir/uv/crmi/StructureDefinition/crmi-effectiveDataRequirements",
      "valueCanonical": "#effective-data-requirements"
    }
  ],
  "url": "http://hl7.org/fhir/uv/cqm/Measure/EXMLogic-FHIR",
  "identifier": [
    {
      "system": "http://example.org/fhir/cqi/ecqm/Measure/Identifier/exm",
      "value": "EXM"
    },
    {
      "system": "urn:ietf:rfc:3986",
      "value": "urn:oid:2.16.840.1.113883.4.642.40.61.29.9"
    }
  ],
  "version": "2.0.0",
  "name": "MeasureEXM",
  "title": "EXM Measure",
  "status": "active",
  "experimental": true,
  "date": "2025-08-13",
  "publisher": "HL7 International / Clinical Quality Information",
  "contact": [
    {
      "telecom": [
        {
          "system": "url",
          "value": "http://www.hl7.org/Special/committees/cqi"
        }
      ]
    }
  ],
  "description": "An example FHIR-based measure",
  "useContext": [
    {
      "code": {
        "system": "http://terminology.hl7.org/CodeSystem/usage-context-type",
        "code": "venue",
        "display": "Clinical Venue"
      },
      "valueCodeableConcept": {
        "coding": [
          {
            "system": "http://hl7.org/fhir/uv/cqm/CodeSystem/intended-venue-codes",
            "code": "ec",
            "display": "EC"
          }
        ]
      }
    }
  ],
  "jurisdiction": [
    {
      "coding": [
        {
          "system": "http://unstats.un.org/unsd/methods/m49/m49.htm",
          "code": "001"
        }
      ]
    }
  ],
  "purpose": "This measure has been developed to support improvement in clinical care.",
  "usage": "Users of this measure should be aware that this is intentionally simplified to show specific aspects of a measure.",
  "copyright": "Example Copyright Statement",
  "approvalDate": "2019-02-17",
  "lastReviewDate": "2019-02-17",
  "effectivePeriod": {
    "extension": [
      {
        "url": "http://hl7.org/fhir/uv/cqm/StructureDefinition/cqm-effectivePeriodAnchor",
        "valueDateTime": "2018-01-01"
      },
      {
        "url": "http://hl7.org/fhir/uv/cqm/StructureDefinition/cqm-effectivePeriodDuration",
        "valueDuration": {
          "value": 1,
          "system": "http://unitsofmeasure.org",
          "code": "a"
        }
      }
    ],
    "start": "2018-01-01",
    "end": "2018-12-31"
  },
  "topic": [
    {
      "coding": [
        {
          "system": "http://loinc.org",
          "code": "57024-2"
        }
      ],
      "text": "Health Quality Measure Document"
    }
  ],
  "author": [
    {
      "name": "Example Measure Content Developer"
    }
  ],
  "library": [
    "http://hl7.org/fhir/uv/cqm/Library/EXMLogic"
  ],
  "disclaimer": "Example disclaimer",
  "scoring": {
    "coding": [
      {
        "system": "http://terminology.hl7.org/CodeSystem/measure-scoring",
        "code": "continuous-variable",
        "display": "Continuous Variable"
      }
    ]
  },
  "type": [
    {
      "coding": [
        {
          "system": "http://terminology.hl7.org/CodeSystem/measure-type",
          "code": "process"
        }
      ]
    }
  ],
  "riskAdjustment": "Risk adjustment for this measure is performed by...",
  "rateAggregation": "Rate aggregation for this measure is performed by...",
  "rationale": "The purpose of this measure is to show how all the elements of a FHIR-based quality measure are represented.",
  "clinicalRecommendationStatement": "The clinical recommendation statement for this measure is...",
  "improvementNotation": {
    "coding": [
      {
        "system": "http://terminology.hl7.org/CodeSystem/measure-improvement-notation",
        "code": "increase",
        "display": "Increased score indicates improvement"
      }
    ]
  },
  "guidance": "Additional guidance provided to help communicate the intent of the measure",
  "group": [
    {
      "id": "group-1",
      "extension": [
        {
          "url": "http://hl7.org/fhir/5.0/StructureDefinition/extension-Measure.group.linkId",
          "valueString": "primary"
        }
      ],
      "code": {
        "coding": [
          {
            "system": "http://example.org/group",
            "code": "group",
            "display": "group-1"
          }
        ]
      },
      "population": [
        {
          "id": "initial-population-1",
          "extension": [
            {
              "url": "http://hl7.org/fhir/5.0/StructureDefinition/extension-Measure.group.population.linkId",
              "valueString": "primary-exmlogic-initial-population"
            }
          ],
          "code": {
            "coding": [
              {
                "system": "http://terminology.hl7.org/CodeSystem/measure-population",
                "code": "initial-population",
                "display": "Initial Population"
              }
            ]
          },
          "criteria": {
            "language": "text/cql-identifier",
            "expression": "Initial Population"
          }
        },
        {
          "id": "measure-population",
          "extension": [
            {
              "url": "http://hl7.org/fhir/5.0/StructureDefinition/extension-Measure.group.population.linkId",
              "valueString": "primary-exmlogic-measure-population"
            }
          ],
          "code": {
            "coding": [
              {
                "system": "http://terminology.hl7.org/CodeSystem/measure-population",
                "code": "measure-population",
                "display": "Measure Population"
              }
            ]
          },
          "criteria": {
            "language": "text/cql-identifier",
            "expression": "Measure Population"
          }
        },
        {
          "id": "measure-observation",
          "extension": [
            {
              "url": "http://hl7.org/fhir/5.0/StructureDefinition/extension-Measure.group.population.linkId",
              "valueString": "primary-exmlogic-measure-observation"
            },
            {
              "url": "http://hl7.org/fhir/StructureDefinition/cqf-criteriaReference",
              "valueString": "measure-population"
            },
            {
              "url": "http://hl7.org/fhir/uv/cqm/StructureDefinition/cqm-aggregateMethod",
              "valueCode": "median"
            }
          ],
          "code": {
            "coding": [
              {
                "system": "http://terminology.hl7.org/CodeSystem/measure-population",
                "code": "measure-observation",
                "display": "Measure Observation"
              }
            ]
          },
          "criteria": {
            "language": "text/cql-identifier",
            "expression": "Measure Observation"
          }
        }
      ],
      "stratifier": [
        {
          "id": "stratifier-1",
          "extension": [
            {
              "url": "http://hl7.org/fhir/5.0/StructureDefinition/extension-Measure.group.stratifier.linkId",
              "valueString": "primary-exmlogic-stratification-1"
            },
            {
              "url": "http://hl7.org/fhir/uv/cqm/StructureDefinition/cqm-appliesTo",
              "valueCodeableConcept": {
                "coding": [
                  {
                    "system": "http://terminology.hl7.org/CodeSystem/measure-population",
                    "code": "initial-population",
                    "display": "Initial Population"
                  }
                ],
                "text": "initial-population"
              }
            }
          ],
          "code": {
            "text": "Stratifier 1"
          },
          "criteria": {
            "language": "text/cql-identifier",
            "expression": "Stratifier 1"
          }
        },
        {
          "id": "stratifier-2",
          "extension": [
            {
              "url": "http://hl7.org/fhir/5.0/StructureDefinition/extension-Measure.group.stratifier.linkId",
              "valueString": "primary-exmlogic-stratification-2"
            },
            {
              "url": "http://hl7.org/fhir/uv/cqm/StructureDefinition/cqm-appliesTo",
              "valueCodeableConcept": {
                "coding": [
                  {
                    "system": "http://terminology.hl7.org/CodeSystem/measure-population",
                    "code": "initial-population",
                    "display": "Initial Population"
                  }
                ],
                "text": "initial-population"
              }
            }
          ],
          "code": {
            "text": "Stratifier 2"
          },
          "criteria": {
            "language": "text/cql-identifier",
            "expression": "Stratifier 2"
          }
        },
        {
          "id": "stratifier-3",
          "extension": [
            {
              "url": "http://hl7.org/fhir/5.0/StructureDefinition/extension-Measure.group.stratifier.linkId",
              "valueString": "primary-exmlogic-stratification-3"
            },
            {
              "url": "http://hl7.org/fhir/uv/cqm/StructureDefinition/cqm-appliesTo",
              "valueCodeableConcept": {
                "coding": [
                  {
                    "system": "http://terminology.hl7.org/CodeSystem/measure-population",
                    "code": "initial-population",
                    "display": "Initial Population"
                  }
                ],
                "text": "initial-population"
              }
            }
          ],
          "code": {
            "text": "Stratifier 3"
          },
          "criteria": {
            "language": "text/cql-identifier",
            "expression": "Stratifier 3"
          }
        },
        {
          "id": "stratifier-4",
          "extension": [
            {
              "url": "http://hl7.org/fhir/5.0/StructureDefinition/extension-Measure.group.stratifier.linkId",
              "valueString": "primary-exmlogic-stratification-4"
            },
            {
              "url": "http://hl7.org/fhir/uv/cqm/StructureDefinition/cqm-appliesTo",
              "valueCodeableConcept": {
                "coding": [
                  {
                    "system": "http://terminology.hl7.org/CodeSystem/measure-population",
                    "code": "initial-population",
                    "display": "Initial Population"
                  }
                ],
                "text": "initial-population"
              }
            }
          ],
          "code": {
            "text": "Stratifier 4"
          },
          "criteria": {
            "language": "text/cql-identifier",
            "expression": "Stratifier 4"
          }
        }
      ]
    }
  ],
  "supplementalData": [
    {
      "id": "sde-ethnicity",
      "extension": [
        {
          "url": "http://hl7.org/fhir/5.0/StructureDefinition/extension-Measure.supplementalData.linkId",
          "valueString": "primary-sde-ethnicity"
        }
      ],
      "usage": [
        {
          "coding": [
            {
              "system": "http://terminology.hl7.org/CodeSystem/measure-data-usage",
              "code": "supplemental-data"
            }
          ]
        }
      ],
      "criteria": {
        "language": "text/cql-identifier",
        "expression": "SDE Ethnicity"
      }
    },
    {
      "id": "sde-race",
      "extension": [
        {
          "url": "http://hl7.org/fhir/5.0/StructureDefinition/extension-Measure.supplementalData.linkId",
          "valueString": "primary-sde-race"
        }
      ],
      "usage": [
        {
          "coding": [
            {
              "system": "http://terminology.hl7.org/CodeSystem/measure-data-usage",
              "code": "supplemental-data"
            }
          ]
        }
      ],
      "criteria": {
        "language": "text/cql-identifier",
        "expression": "SDE Race"
      }
    },
    {
      "id": "sde-payer",
      "extension": [
        {
          "url": "http://hl7.org/fhir/5.0/StructureDefinition/extension-Measure.supplementalData.linkId",
          "valueString": "primary-sde-payer"
        }
      ],
      "usage": [
        {
          "coding": [
            {
              "system": "http://terminology.hl7.org/CodeSystem/measure-data-usage",
              "code": "supplemental-data"
            }
          ]
        }
      ],
      "criteria": {
        "language": "text/cql-identifier",
        "expression": "SDE Payer"
      }
    },
    {
      "id": "sde-sex",
      "extension": [
        {
          "url": "http://hl7.org/fhir/5.0/StructureDefinition/extension-Measure.supplementalData.linkId",
          "valueString": "primary-sde-sex"
        }
      ],
      "usage": [
        {
          "coding": [
            {
              "system": "http://terminology.hl7.org/CodeSystem/measure-data-usage",
              "code": "supplemental-data"
            }
          ]
        }
      ],
      "criteria": {
        "language": "text/cql-identifier",
        "expression": "SDE Sex"
      }
    }
  ]
}