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 Standardized Infection Ratio (SIR) (Experimental)

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

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

Metadata
Title CAUTI Standardized Infection Ratio (SIR)
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 Standardized Infection Ratio 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
Dependency Description: Library Parameters
Resource: CAUTI Parameters
Canonical URL: https://madie.cms.gov/Library/CAUTIParameters
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 Standardized Infection Ratio as a ratio of continuous variables measure
@comment: Observed (O) HAIs / Predicted (P) HAIs. This measure is calculated with a predicted denominator, rather than event data in the source
@seealso: https://github.com/cqframework/CQL-Formatting-and-Usage-Wiki/blob/master/Source/Cooking%20With%20CQL/93/CAUTI.md
*/
library CAUTISIR

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
include CAUTIParameters called Parameters

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"(location Location):
  Sum(
    from (Parameters."Location Parameters"(location)) P, Parameters."Critical Access Hospital Parameters" H
      where P ~ H.parameter
      return all H.parameterEstimate
  ) * Elements."Patient Days"(location)

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