Common CQL Artifacts for FHIR (US-Based)
2.0.0 - Informative 2 United States of America flag

Common CQL Artifacts for FHIR (US-Based), published by HL7 International / Clinical Decision Support. 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/us-cql-ig/ and changes regularly. See the Directory of published versions

Changes

Page standards status: Informative

This provides a list of changes to the CQF US specification since its initial release

Version 2.0.0

Non-Compatible Changes

  • FHIR-56952: Clinical Trial Organization is unconstrained retrieve
  • FHIR-56946: consecutively/consecutivelyFrom naming misleading
  • FHIR-56945: Observation period logic clarification

Compatible, Substantive Changes

  • FHIR-57910: Update dependency to 6.1.0-derived to align with US Quality Core
  • FHIR-57872: Document effective time vs specimen collection time on lab tests
  • FHIR-57486: Add a pattern for "electronically transmitted prescription"
  • FHIR-57446: Document "evidence of diagnosis during an encounter" pattern
  • FHIR-56992: Provide additional guidance on determining active status for AllergyIntolerance retroactively
  • FHIR-56984: More improvements for artifact testing
  • FHIR-56951: EndsWith is birttle throughout
  • FHIR-56944: Observation timing concern
  • FHIR-56801: Re-consider or explain inclusion of US Core sex function
  • FHIR-55600: Consider claim and explanation of benefit patterns
  • FHIR-53941: Specify primary code path for all profiles
  • FHIR-53940: Add fluent functions for CMD
  • FHIR-53939: Missing sex extension function
  • FHIR-53462: Consider pregnancy status patterns
  • FHIR-53461: Consider imaging procedures patterns
  • FHIR-53459: Add observation patterns for 3 concurrent negative stick test
  • FHIR-53458: Add patient patterns for birthTime and name

Non-Substantive Changes

  • FHIR-58212: Updated CARIN Blue Button Model Information to 2.2
  • FHIR-57162: Correct usualName and officialName functions
  • FHIR-57160: Age functions access Patient context expression
  • FHIR-57136: Removed UPPARF Questionnaire example
  • FHIR-57136: add CPT to IP statement
  • FHIR-57135: add urgent PA flag
  • FHIR-57133: comment on downstream IGs
  • FHIR-57132: Add provider-burden guardrails
  • FHIR-57067: USCoreElements is Inconsistent with Simplifying Retrieves to the Same Resource
  • FHIR-57000: Consider including other formats for declaring dependency on IG
  • FHIR-56999: Patient Patterns should include patterns for sex
  • FHIR-56997: Typo: avaiable
  • FHIR-56996: Logic and timing issues in Pregnancy Status approach
  • FHIR-56995: Typo: daignosis
  • FHIR-56994: Invalid CQL for checking COVID in last 3 months
  • FHIR-56993: Provide additional descriptions and/or heading for specific allergy information
  • FHIR-56991: Typo –> establish
  • FHIR-56988: Improve naming conventions
  • FHIR-56962: URL's Correction
  • FHIR-56961: Fixing Typos in several sections
  • FHIR-56950: GetServiceRequestReasonCondition appears to use the wrong field
  • FHIR-56949: Most recent ServiceRequest functions to not actually define 'most recent'
  • FHIR-56948: No trivial wrapper principle alignment
  • FHIR-56947: Improve handling of potential duplicate code returns in systolic function
  • FHIR-56943: TribalAffiliation function inconsistency
  • FHIR-56942: Broken link
  • FHIR-56940: "complete" Definition in USCoreCommon Simplification
  • FHIR-56939: Query Management Page Mostly Empty
  • FHIR-56923: Clarity needed regarding the Production-use expectations
  • FHIR-56922: Broken internal links in QA report
  • FHIR-56921: Inconsistent hyphenation of "prior authorization"
  • FHIR-56920: Unclear wording: "stable as of publication versions"
  • FHIR-56861: Incorrect code "Positive" for ObservationInterpretation
  • FHIR-56421: Missing Hyperlink under Observation Elements in Observation Patterns
  • FHIR-53938: Version is not declared in CQL content
  • FHIR-53574: URL of USCore ModelInfo is incorrect
  • FHIR-53485: Correct frequency result in ToDaily
  • FHIR-53460: Consider updates to allergies patterns

Version 2.0.0-ballot

Compatible, Substantive Changes

Non-substantive Changes

  • FHIR-53938: Declared version in all library content
  • FHIR-53485: Corrected frequency result in ToDaily

Version 1.0.0

The following changes were applied as a result of comments received during the 1.0.0 ballot

Non-Compatible (Breaking) Changes

  • FHIR-50432 Improved name handling functions for Patient and Practitioner resources

Compatible, Substantive Changes

  • FHIR-50719 Add slice and extension functions to USCoreCommon
  • FHIR-50718 Support derived model info
  • FHIR-50505 Updated US Core reference to version 7 and provided guidance on usage of prior versions

Non-Substantive

  • FHIR-50835 Fixed errors in MDOBA questionnaire example
  • FHIR-50826 Fixed errors in GMTP test cases
  • FHIR-50823 Fixed errors in GMTP test cases
  • FHIR-50741 Restored examples and documented IP concerns
  • FHIR-50722 Restored examples
  • FHIR-50720 Condition isActive() should not be used in retrospective use cases
  • FHIR-50684 Clarified UseContext being Bold (Section 7.1.1)
  • FHIR-50683 Fixed Typo in section 4.3
  • FHIR-50646 Emphasize standardized libraries of CQL will reduce burden
  • FHIR-50557 Corrected Inconsistent references to DTR Implementation Guide
  • FHIR-50556 Added Link to Clinical Practice Guidelines IG is mis-labeled
  • FHIR-50555 Change Log is now a top-level menu item
  • FHIR-50554 Fixed Multiple URLs are not hyperlinks
  • FHIR-50553 Updated DTR sequence diagram
  • FHIR-50552 Clarified tooling support
  • FHIR-50551 Added link to CMS-0057-F
  • FHIR-50550 Reorganized use cases menu
  • FHIR-50548 Corrected standards status to 'Informative' throughout
  • FHIR-50507 Reorganized specification menu
  • FHIR-50506 Clarified Scope of the IG
  • FHIR-50503 Expanded examples for other Use Cases
  • FHIR-50502 Expanded documentation of Testing Scope
  • FHIR-50501 Expanded documentation on Authoring Common CQL Assets
  • FHIR-50434 Clarified how test resources can be obtained
  • FHIR-50431 Corrected standards status to Informative throughout
  • FHIR-50430 Clarified scope and purpose of the IG
  • FHIR-50244 Corrected example link
  • FHIR-50226 Corrected example link

Version 1.0.0-ballot

This is the initial version of the CQF US implementation guide, based on FHIR version 4.0.1 and US Core 3.1.1.