FHIR Extensions Pack
5.3.0-ballot-tc1 - (September 2025 Ballot) International flag

FHIR Extensions Pack, published by HL7 International / FHIR Infrastructure. This guide is not an authorized publication; it is the continuous build for version 5.3.0-ballot-tc1 built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/HL7/fhir-extensions/ and changes regularly. See the Directory of published versions

Extension: CQF Certainty

Official URL: http://hl7.org/fhir/StructureDefinition/cqf-certainty Version: 5.3.0-ballot-tc1
Standards status: Trial-use Maturity Level: 2 Responsible: HL7 International / Clinical Decision Support Computable Name: CQFCertainty
Other Identifiers: OID:2.16.840.1.113883.4.642.5.1688

An assessment of certainty, confidence, or quality of the item on which it appears.

Context of Use

This extension may be used on the following element(s)

Usage info

Usages:

  • This Extension is not used by any profiles in this Implementation Guide

You can also check for usages in the FHIR IG Statistics

Changes since version 5.2.0:

  • No changes

    • Formal Views of Extension Content

    Description of Profiles, Differentials, Snapshots, and how the XML and JSON presentations work.

    This structure is derived from Extension

    Summary

    Complex Extension: An assessment of certainty, confidence, or quality of the item on which it appears.

    • description: string: A textual description of the certainty.
    • note: Annotation: Footnotes and/or explanatory notes about the certainty.
    • type: CodeableConcept: The aspect of the certainty being rated.
    • rating: CodeableConcept: The assessment, rating, or judgement of the aspect being rated.
    • rater: string: The individual or group who provided the rating.

    Maturity: 2

    This structure is derived from Extension

    NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
    .. Extension 0..* Extension Certainty or quality rating
    ... Slices for extension Content/Rules for all slices
    .... extension:description 0..1 Extension Textual description of certainty
    ..... extension 0..0 Extension
    ..... url 1..1 uri "description"
    ..... value[x] 1..1 string Value of extension
    .... extension:note 0..* Extension Footnotes and/or explanatory notes
    ..... extension 0..0 Extension
    ..... url 1..1 uri "note"
    ..... value[x] 1..1 Annotation Value of extension
    .... extension:type 0..1 Extension Aspect of certainty being rated
    ..... extension 0..0 Extension
    ..... url 1..1 uri "type"
    ..... value[x] 1..1 CodeableConcept Value of extension
    Binding: EvidenceCertaintyType (example)
    .... extension:rating 0..1 Extension Assessment or judgement of the aspect
    ..... extension 0..0 Extension
    ..... url 1..1 uri "rating"
    ..... value[x] 1..1 CodeableConcept Value of extension
    Binding: EvidenceCertaintyRating (example)
    .... extension:rater 0..1 Extension Who provided the rating
    ..... extension 0..0 Extension
    ..... url 1..1 uri "rater"
    ..... value[x] 1..1 string Value of extension
    ... url 1..1 uri "http://hl7.org/fhir/StructureDefinition/cqf-certainty"
    ... value[x] 0..0 Value of extension

    doco Documentation for this format
    NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
    .. Extension 0..* Extension Certainty or quality rating
    ... id 0..1 id Unique id for inter-element referencing
    ... Slices for extension 0..* Extension Additional content defined by implementations
    Slice: Unordered, Open by value:url
    .... extension:description 0..1 Extension Textual description of certainty
    ..... id 0..1 id Unique id for inter-element referencing
    ..... extension 0..0 Extension
    Slice: Unordered, Open by value:url
    ..... url 1..1 uri "description"
    ..... value[x] 1..1 string Value of extension
    .... extension:note 0..* Extension Footnotes and/or explanatory notes
    ..... id 0..1 id Unique id for inter-element referencing
    ..... extension 0..0 Extension
    Slice: Unordered, Open by value:url
    ..... url 1..1 uri "note"
    ..... value[x] 1..1 Annotation Value of extension
    .... extension:type 0..1 Extension Aspect of certainty being rated
    ..... id 0..1 id Unique id for inter-element referencing
    ..... extension 0..0 Extension
    Slice: Unordered, Open by value:url
    ..... url 1..1 uri "type"
    ..... value[x] 1..1 CodeableConcept Value of extension
    Binding: EvidenceCertaintyType (example)
    .... extension:rating 0..1 Extension Assessment or judgement of the aspect
    ..... id 0..1 id Unique id for inter-element referencing
    ..... extension 0..0 Extension
    Slice: Unordered, Open by value:url
    ..... url 1..1 uri "rating"
    ..... value[x] 1..1 CodeableConcept Value of extension
    Binding: EvidenceCertaintyRating (example)
    .... extension:rater 0..1 Extension Who provided the rating
    ..... id 0..1 id Unique id for inter-element referencing
    ..... extension 0..0 Extension
    Slice: Unordered, Open by value:url
    ..... url 1..1 uri "rater"
    ..... value[x] 1..1 string Value of extension
    ... url 1..1 uri "http://hl7.org/fhir/StructureDefinition/cqf-certainty"

    doco Documentation for this format

    This structure is derived from Extension

    Summary

    Complex Extension: An assessment of certainty, confidence, or quality of the item on which it appears.

    • description: string: A textual description of the certainty.
    • note: Annotation: Footnotes and/or explanatory notes about the certainty.
    • type: CodeableConcept: The aspect of the certainty being rated.
    • rating: CodeableConcept: The assessment, rating, or judgement of the aspect being rated.
    • rater: string: The individual or group who provided the rating.

    Maturity: 2

    Differential View

    This structure is derived from Extension

    NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
    .. Extension 0..* Extension Certainty or quality rating
    ... Slices for extension Content/Rules for all slices
    .... extension:description 0..1 Extension Textual description of certainty
    ..... extension 0..0 Extension
    ..... url 1..1 uri "description"
    ..... value[x] 1..1 string Value of extension
    .... extension:note 0..* Extension Footnotes and/or explanatory notes
    ..... extension 0..0 Extension
    ..... url 1..1 uri "note"
    ..... value[x] 1..1 Annotation Value of extension
    .... extension:type 0..1 Extension Aspect of certainty being rated
    ..... extension 0..0 Extension
    ..... url 1..1 uri "type"
    ..... value[x] 1..1 CodeableConcept Value of extension
    Binding: EvidenceCertaintyType (example)
    .... extension:rating 0..1 Extension Assessment or judgement of the aspect
    ..... extension 0..0 Extension
    ..... url 1..1 uri "rating"
    ..... value[x] 1..1 CodeableConcept Value of extension
    Binding: EvidenceCertaintyRating (example)
    .... extension:rater 0..1 Extension Who provided the rating
    ..... extension 0..0 Extension
    ..... url 1..1 uri "rater"
    ..... value[x] 1..1 string Value of extension
    ... url 1..1 uri "http://hl7.org/fhir/StructureDefinition/cqf-certainty"
    ... value[x] 0..0 Value of extension

    doco Documentation for this format

    Snapshot View

    NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
    .. Extension 0..* Extension Certainty or quality rating
    ... id 0..1 id Unique id for inter-element referencing
    ... Slices for extension 0..* Extension Additional content defined by implementations
    Slice: Unordered, Open by value:url
    .... extension:description 0..1 Extension Textual description of certainty
    ..... id 0..1 id Unique id for inter-element referencing
    ..... extension 0..0 Extension
    Slice: Unordered, Open by value:url
    ..... url 1..1 uri "description"
    ..... value[x] 1..1 string Value of extension
    .... extension:note 0..* Extension Footnotes and/or explanatory notes
    ..... id 0..1 id Unique id for inter-element referencing
    ..... extension 0..0 Extension
    Slice: Unordered, Open by value:url
    ..... url 1..1 uri "note"
    ..... value[x] 1..1 Annotation Value of extension
    .... extension:type 0..1 Extension Aspect of certainty being rated
    ..... id 0..1 id Unique id for inter-element referencing
    ..... extension 0..0 Extension
    Slice: Unordered, Open by value:url
    ..... url 1..1 uri "type"
    ..... value[x] 1..1 CodeableConcept Value of extension
    Binding: EvidenceCertaintyType (example)
    .... extension:rating 0..1 Extension Assessment or judgement of the aspect
    ..... id 0..1 id Unique id for inter-element referencing
    ..... extension 0..0 Extension
    Slice: Unordered, Open by value:url
    ..... url 1..1 uri "rating"
    ..... value[x] 1..1 CodeableConcept Value of extension
    Binding: EvidenceCertaintyRating (example)
    .... extension:rater 0..1 Extension Who provided the rating
    ..... id 0..1 id Unique id for inter-element referencing
    ..... extension 0..0 Extension
    Slice: Unordered, Open by value:url
    ..... url 1..1 uri "rater"
    ..... value[x] 1..1 string Value of extension
    ... url 1..1 uri "http://hl7.org/fhir/StructureDefinition/cqf-certainty"

    doco Documentation for this format

     

    Other representations of profile: CSV, Excel, Schematron

    Terminology Bindings

    Path Status Usage ValueSet Version Source
    Extension.extension:type.​value[x] Base example Evidence Certainty Type 📦5.0.0 FHIR Std.
    Extension.extension:rating.​value[x] Base example Evidence Certainty Rating 📦5.0.0 FHIR Std.

    Constraints

    Id Grade Path(s) Description Expression
    ele-1 error **ALL** elements All FHIR elements must have a @value or children hasValue() or (children().count() > id.count())
    ext-1 error **ALL** extensions Must have either extensions or value[x], not both extension.exists() != value.exists()

    R4B

    The extension is unchanged in R4B

    R4

    The extension is unchanged in R4

    R3

    The extension is unchanged in R3

    Search Parameters for this Extension

    (none found)