dQM CMS Content Implementation Guide
2026.1.0 - CI Build

dQM CMS Content Implementation Guide, published by cqframework. This guide is not an authorized publication; it is the continuous build for version 2026.1.0 built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/cqframework/dqm-content-cms-2026/ and changes regularly. See the Directory of published versions

Library: CAUTI Rate (Experimental)

Official URL: https://madie.cms.gov/Library/CAUTIRate Version: 2026.1.0
Standards status: Informative Maturity Level: 1 Computable Name: CAUTIRate

DRAFT population criteria and continuous-variable functions used in the calculation of NHSN Catheter-associated Urinary Tract Infection Rates measure.

Metadata
Title CAUTI Rate
Version 2026.1.0
Status Draft
Experimental true
Topic FHIR
Topic CQL
Description

DRAFT population criteria and continuous-variable functions used in the calculation of NHSN Catheter-associated Urinary Tract Infection Rates measure.
Type logic-library from http://terminology.hl7.org/CodeSystem/library-type
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: Library Elements
Resource: CAUTI Elements
Canonical URL: https://madie.cms.gov/Library/CAUTIElements
Data Requirement Type: Location
Profile(s): Location
Parameters
Name Use Card. Type Documentation
Measurement Period In 0..1 Period
Patient Out 0..1 Patient
Denominator Initial Population Out 0..* Location
Denominator Out 0..* Location
Numerator Initial Population Out 0..1 boolean
Numerator Out 0..1 boolean
Library Content
CQL Content 
/*
@description: Demonstrates Catheter-Associated Urinary Tract Infection Rate as a location-based ratio of continuous variables measure 
@comment: (Number of CAUTIs per location / Number of Urinary Catheter Days per location) * 1000
@seealso: https://github.com/cqframework/CQL-Formatting-and-Usage-Wiki/blob/master/Source/Cooking%20With%20CQL/93/CAUTI.md
*/
library CAUTIRate

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

include CAUTIElements called Elements

parameter "Measurement Period" Interval<DateTime> 
  default Interval[@2026-01-01T00:00:00, @2026-12-31T23:59:59]

context Patient

define "Denominator Initial Population":
  [Location] L
    with Elements."Encounter During Measurement Period" E
     such that E.location.location.references(L)

define "Denominator":
  "Denominator Initial Population"

define function "Denominator Observation"():
  Sum(
    Elements."Catheter Usage During Measurement Period" Usage
      return all duration in days of Usage
  )

define "Numerator Initial Population":
  exists (Elements."Encounter During Measurement Period")

define "Numerator":
  "Numerator Initial Population"

define function "Numerator Observation"():
  Count(Elements."Catheter-Associated UTI")
ELM XML Content 
Encoded data
ELM JSON Content 
Encoded data
Generated using version 0.5.6-cibuild of the sample-content-ig Liquid templates