Quality Measure Implementation Guide
2.0.0 - STU 2 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 2.0.0 built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/HL7/fhir-cqm/ and changes regularly. See the Directory of published versions

Library: EXMCommon (Experimental)

Official URL: http://hl7.org/fhir/uv/cqm/Library/EXMCommon Version: 2.0.0
Standards status: Informative Computable Name: EXMCommon
Other Identifiers: OID:2.16.840.1.113883.4.642.40.61.28.48

This library is used as an example in the FHIR Quality Measure Implementation Guide

Metadata
Title EXMCommon
Version 2.0.0
Identifier urn:oid:2.16.840.1.113883.4.642.40.61.28.48
Approval Date 2019-08-03
Last Review Date 2019-08-03
Experimental true
Jurisdiction http://unstats.un.org/unsd/methods/m49/m49.htm#001
Topic FHIR
Topic CQL
Steward (Publisher) HL7 International / Clinical Quality Information
Description

This library is used as an example in the FHIR Quality Measure Implementation Guide
Type http://terminology.hl7.org/CodeSystem/library-type#logic-library
Data Requirement Type: Claim
Profile(s): Claim
Parameters
Name Use Card. Type Documentation
Measurement Period In 0..1 Period
Patient Out 0..1 Patient
Library Content
CQL Content 
library EXMCommon

using FHIR version '4.0.1'

include hl7.fhir.uv.cql.FHIRHelpers version '4.0.1' called FHIRHelpers
include hl7.fhir.uv.cql.FHIRCommon version '2.0.0' called FHIRCommon

codesystem "Diagnosis Role": 'http://terminology.hl7.org/CodeSystem/diagnosis-role'
codesystem "Diagnosis Type": 'http://terminology.hl7.org/CodeSystem/ex-diagnosistype'
codesystem "Procedure Type": 'http://terminology.hl7.org/CodeSystem/ex-procedure-type'

valueset "Emergency Department Visit" : 'http://cts.nlm.nih.gov/fhir/ValueSet/2.16.840.1.113883.3.117.1.7.1.292'
valueset "Psychiatric/Mental Health Patient" : 'http://cts.nlm.nih.gov/fhir/ValueSet/2.16.840.1.113883.3.117.1.7.1.299'
valueset "Hospital Settings" : 'http://cts.nlm.nih.gov/fhir/ValueSet/2.16.840.1.113762.1.4.1111.126'

code "Billing": 'billing' from "Diagnosis Role" display 'Billing'
code "Principal Diagnosis": 'principal' from "Diagnosis Type" display 'Principal Diagnosis'
code "Primary procedure": 'primary' from "Procedure Type" display 'Primary procedure'

parameter "Measurement Period" Interval<DateTime>

context Patient

define fluent function statusReason(serviceRequest ServiceRequest):
  serviceRequest.ext('http://hl7.org/fhir/StructureDefinition/request-statusReason').value as FHIR.CodeableConcept

define fluent function recorded(procedure Procedure):
  procedure.ext('http://hl7.org/fhir/us/qicore/StructureDefinition/qicore-recorded').value as FHIR.dateTime

define fluent function principalDiagnosis(encounter Encounter):
  singleton from (
    (encounter.claimDiagnosis()) CD
      where CD.type.includesCode("Principal Diagnosis")
  )

define fluent function claimDiagnosis(encounter Encounter):
  encounter E
    let 
      claim: ([Claim] C where C.status = 'active' and C.use = 'claim' and exists (C.item I where I.encounter.references(E))),
      claimItem: (claim.item I where I.encounter.references(E))
    return claim.diagnosis D where D.sequence in claimItem.diagnosisSequence

define fluent function lengthInDays(Value Interval<DateTime> ):
  difference in days between start of Value and end of Value

define fluent function principalProcedure(encounter Encounter):  	  
  encounter E
    let 
      claim: [Claim] C where C.status = 'active' and C.use = 'claim' and exists (C.item I where I.encounter.references(E)),
      claimItem: claim.item I where I.encounter.references(E),
      princProcedure: singleton from (claim.procedure P where P.sequence in claimItem.procedureSequence and P.type.includesCode("Primary procedure"))
  return princProcedure
ELM XML Content 
Encoded data
ELM JSON Content 
Encoded data
Citations and References
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
Dependency Description: Library FHIRCommon
Resource: http://hl7.org/fhir/uv/cql/Library/FHIRCommon|2.0.0
Canonical URL: http://hl7.org/fhir/uv/cql/Library/FHIRCommon|2.0.0
Dependency Description: Code System Diagnosis Role
Resource: Diagnosis Role
Canonical URL: http://terminology.hl7.org/CodeSystem/diagnosis-role
Dependency Description: Code System Diagnosis Type
Resource: Example Diagnosis Type Codes
Canonical URL: http://terminology.hl7.org/CodeSystem/ex-diagnosistype
Dependency Description: Code System Procedure Type
Resource: Example Procedure Type Codes
Canonical URL: http://terminology.hl7.org/CodeSystem/ex-procedure-type
Dependency 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
Dependency 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
Dependency Description: Value Set Hospital Settings
Resource: Hospital Settings
Canonical URL: http://cts.nlm.nih.gov/fhir/ValueSet/2.16.840.1.113762.1.4.1111.126
Generated using version 0.5.6 of the sample-content-ig Liquid templates