Quality Measure Implementation Guide
1.0.0-ballot - ballot International flag

Quality Measure Implementation Guide, published by HL7 International / Clinical Quality Information. This guide is not an authorized publication; it is the continuous build for version 1.0.0-ballot built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/HL7/cqf-measures/ and changes regularly. See the Directory of published versions

Measure: EXM55 - Median Emergency Department Visit Duration (Experimental)

Official URL: http://hl7.org/fhir/uv/cqfmeasures/Measure/EXM55-FHIR Version: 5.0.0
Active as of 2022-02-22 Computable Name: EXM55
Other Identifiers: http://example.org/fhir/cqi/ecqm/Measure/Identifier/exm#55 (use: official, )

Usage:Venue: EH

This example illustrates a continuous variable measure represented as a FHIR eCQM

Knowledge Artifact Metadata
Name (machine-readable) EXM55
Title (human-readable) EXM55 - Median Emergency Department Visit Duration
Status Active
Experimental true
Description

This example illustrates a continuous variable measure represented as a FHIR eCQM
Approval Date 2019-03-08
Effective Period 2018-01-01..2018-12-31
Use Context Venue = EH
Topic Health Quality Measure Document
Measure Steward HL7 International / Clinical Quality Information
Steward Contact Details http://www.hl7.org/Special/committees/cqi
Measure Metadata
Version Number 5.0.0
Measure Scoring Continuous Variable
Measure Type Process
Improvement Notation Decreased score indicates improvement
Measure Population Criteria
Initial Population Description: No description provided Logic Definition: Initial Population
Measure Population Description: No description provided Logic Definition: Measure Population
Measure Population Exclusion Description: No description provided Logic Definition: Measure Population Exclusion
Measure Observation ​ Description: No description provided Logic Definition: Measure Observation
Stratifier Code: Stratification 1
Stratifier Code: Stratification 2
Stratifier Code: Stratification 3
Measure Logic
Primary Library EXM55 - Median Emergency Department Visit Duration Library (Example Continuous Variable Measure Library)
Dependency Description: Library FHIRHelpers
Resource: http://fhir.org/guides/cqf/common/Library/FHIRHelpers|4.0.1
Canonical URL: http://fhir.org/guides/cqf/common/Library/FHIRHelpers|4.0.1
Dependency Description: Code system Diagnosis Role
Resource: Diagnosis Role
Canonical URL: http://terminology.hl7.org/CodeSystem/diagnosis-role
Dependency Description: 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
Canonical URL: http://cts.nlm.nih.gov/fhir/ValueSet/2.16.840.1.113883.3.117.1.7.1.299
Dependency Description: Value set Emergency Department Visit
Resource: http://cts.nlm.nih.gov/fhir/ValueSet/2.16.840.1.113883.3.117.1.7.1.292
Canonical URL: http://cts.nlm.nih.gov/fhir/ValueSet/2.16.840.1.113883.3.117.1.7.1.292
Dependency Description: Value set Hospital Settings
Resource: http://cts.nlm.nih.gov/fhir/ValueSet/2.16.840.1.113762.1.4.1111.126
Canonical URL: http://cts.nlm.nih.gov/fhir/ValueSet/2.16.840.1.113762.1.4.1111.126
Direct Reference Code Display: Billing
Code: billing
System: http://terminology.hl7.org/CodeSystem/diagnosis-role
Parameter Name: Measurement Period
Use: In
Min Cardinality: 0
Max Cardinality: 1
Type: Period
Parameter Name: Stratification 3
Use: Out
Min Cardinality: 0
Max Cardinality: *
Type: Encounter
Parameter Name: Stratification 2
Use: Out
Min Cardinality: 0
Max Cardinality: *
Type: Encounter
Parameter Name: Measure Population Exclusion
Use: Out
Min Cardinality: 0
Max Cardinality: *
Type: Encounter
Parameter Name: Stratification 1
Use: Out
Min Cardinality: 0
Max Cardinality: *
Type: Encounter
Parameter Name: Initial Population
Use: Out
Min Cardinality: 0
Max Cardinality: *
Type: Encounter
Parameter Name: Measure Population
Use: Out
Min Cardinality: 0
Max Cardinality: *
Type: Encounter
Measure Logic Data Requirements
Data Requirement Type: Encounter
Profile(s): Encounter
Must Support Elements: period, hospitalization, hospitalization.admitSource, type, status
Code Filter(s):
Path: type
ValueSet: http://cts.nlm.nih.gov/fhir/ValueSet/2.16.840.1.113883.3.117.1.7.1.292
Data Requirement Type: Encounter
Profile(s): Encounter
Must Support Elements: period
Data Requirement Type: Condition
Profile(s): Condition
Must Support Elements: id
Code Filter(s):
Path: id
Measure Logic Definitions
Logic Definition Library Name: EXM55-FHIR 
define "Inpatient Encounter" :
  ["Encounter"] Encounter
    where LengthInDays(Encounter.period) <= 120
      and Encounter.period ends during "Measurement Period"
Logic Definition Library Name: EXM55-FHIR 
define "Stratification 3" :
  "Inpatient Encounter" Encounter
    where PrincipalDiagnosis(Encounter) is null
Logic Definition Library Name: EXM55-FHIR 
define "Stratification 2" :
  "Inpatient Encounter" Encounter
    where PrincipalDiagnosis(Encounter).code in "Psychiatric/Mental Health Patient"
Logic Definition Library Name: EXM55-FHIR 
define "Measure Population Exclusion" :
  "Inpatient Encounter" Encounter
    with ["Encounter" : "Emergency Department Visit"] ED
      such that ED.period ends 1 hour or less before start of Encounter.period
        and ED.status = 'finished'
        and ED.hospitalization.admitSource in "Hospital Settings"
Logic Definition Library Name: EXM55-FHIR 
define "Stratification 1" :
  "Inpatient Encounter" Encounter
    where not (PrincipalDiagnosis(Encounter).code in "Psychiatric/Mental Health Patient")
Logic Definition Library Name: EXM55-FHIR 
define "Initial Population" :
  "Inpatient Encounter" Encounter
    with ["Encounter" : "Emergency Department Visit"] ED
     such that ED.status = 'finished'
       and ED.period ends 1 hour or less before start of Encounter.period
Logic Definition Library Name: EXM55-FHIR 
define "Measure Population" :
  "Initial Population"
Generated using version 0.4.6 of the sample-content-ig Liquid templates