FHIR Extensions Pack
5.3.0-ballot - (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 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: ResearchStudy Study Registration

Official URL: http://hl7.org/fhir/StructureDefinition/researchStudy-studyRegistration Version: 5.3.0-ballot
Standards status: Trial-use Maturity Level: 2 Responsible: HL7 International / Biomedical Research and Regulation Computable Name: RSStudyRegistration
Other Identifiers: OID:2.16.840.1.113883.4.642.5.1097

Dates for study registration activities.

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

Changes since version 5.2.0:

  • The data elements list has changed

    • 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: Dates for study registration activities.

    • activity: CodeableConcept: The specific registration activity.
    • actual: boolean: Actual if true, else anticipated.
    • period: Period: Date range.

    Maturity: 2

    This structure is derived from Extension

    NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
    .. Extension 0..* Extension Dates for study registration activities
    ... Slices for extension Content/Rules for all slices
    .... extension:activity 1..1 Extension The specific activity
    ..... extension 0..0
    ..... url 1..1 uri "activity"
    ..... value[x] 1..1 CodeableConcept Value of extension
    Binding: ResearchStudyRegistrationActivity (extensible): Codes for study registration activities.
    .... extension:actual 0..1 Extension Actual if true, else anticipated
    ..... extension 0..0
    ..... url 1..1 uri "actual"
    ..... value[x] 1..1 boolean Value of extension
    .... extension:period 0..1 Extension Date range
    ..... extension 0..0
    ..... url 1..1 uri "period"
    ..... value[x] 1..1 Period Value of extension
    ... url 1..1 uri "http://hl7.org/fhir/StructureDefinition/researchStudy-studyRegistration"
    ... value[x] 0..0

    doco Documentation for this format
    NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
    .. Extension 0..* Extension Dates for study registration activities
    ... id 0..1 id Unique id for inter-element referencing
    ... Slices for extension 1..* Extension Additional content defined by implementations
    Slice: Unordered, Open by value:url
    .... extension:activity 1..1 Extension The specific activity
    ..... id 0..1 id Unique id for inter-element referencing
    ..... extension 0..0
    ..... url 1..1 uri "activity"
    ..... value[x] 1..1 CodeableConcept Value of extension
    Binding: ResearchStudyRegistrationActivity (extensible): Codes for study registration activities.
    .... extension:actual 0..1 Extension Actual if true, else anticipated
    ..... id 0..1 id Unique id for inter-element referencing
    ..... extension 0..0
    ..... url 1..1 uri "actual"
    ..... value[x] 1..1 boolean Value of extension
    .... extension:period 0..1 Extension Date range
    ..... id 0..1 id Unique id for inter-element referencing
    ..... extension 0..0
    ..... url 1..1 uri "period"
    ..... value[x] 1..1 Period Value of extension
    ... url 1..1 uri "http://hl7.org/fhir/StructureDefinition/researchStudy-studyRegistration"

    doco Documentation for this format

    This structure is derived from Extension

    Summary

    Complex Extension: Dates for study registration activities.

    • activity: CodeableConcept: The specific registration activity.
    • actual: boolean: Actual if true, else anticipated.
    • period: Period: Date range.

    Maturity: 2

    Differential View

    This structure is derived from Extension

    NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
    .. Extension 0..* Extension Dates for study registration activities
    ... Slices for extension Content/Rules for all slices
    .... extension:activity 1..1 Extension The specific activity
    ..... extension 0..0
    ..... url 1..1 uri "activity"
    ..... value[x] 1..1 CodeableConcept Value of extension
    Binding: ResearchStudyRegistrationActivity (extensible): Codes for study registration activities.
    .... extension:actual 0..1 Extension Actual if true, else anticipated
    ..... extension 0..0
    ..... url 1..1 uri "actual"
    ..... value[x] 1..1 boolean Value of extension
    .... extension:period 0..1 Extension Date range
    ..... extension 0..0
    ..... url 1..1 uri "period"
    ..... value[x] 1..1 Period Value of extension
    ... url 1..1 uri "http://hl7.org/fhir/StructureDefinition/researchStudy-studyRegistration"
    ... value[x] 0..0

    doco Documentation for this format

    Snapshot View

    NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
    .. Extension 0..* Extension Dates for study registration activities
    ... id 0..1 id Unique id for inter-element referencing
    ... Slices for extension 1..* Extension Additional content defined by implementations
    Slice: Unordered, Open by value:url
    .... extension:activity 1..1 Extension The specific activity
    ..... id 0..1 id Unique id for inter-element referencing
    ..... extension 0..0
    ..... url 1..1 uri "activity"
    ..... value[x] 1..1 CodeableConcept Value of extension
    Binding: ResearchStudyRegistrationActivity (extensible): Codes for study registration activities.
    .... extension:actual 0..1 Extension Actual if true, else anticipated
    ..... id 0..1 id Unique id for inter-element referencing
    ..... extension 0..0
    ..... url 1..1 uri "actual"
    ..... value[x] 1..1 boolean Value of extension
    .... extension:period 0..1 Extension Date range
    ..... id 0..1 id Unique id for inter-element referencing
    ..... extension 0..0
    ..... url 1..1 uri "period"
    ..... value[x] 1..1 Period Value of extension
    ... url 1..1 uri "http://hl7.org/fhir/StructureDefinition/researchStudy-studyRegistration"

    doco Documentation for this format

     

    Other representations of profile: CSV, Excel, Schematron

    Terminology Bindings

    PathConformanceValueSetURI
    Extension.extension:activity.value[x]extensibleResearchStudyRegistrationActivity(a valid code from ResearchStudy Registration Activity Code System)
    http://hl7.org/fhir/ValueSet/research-study-registration-activity
    From this IG

    Constraints

    IdGradePath(s)DetailsRequirements
    ele-1error**ALL** elementsAll FHIR elements must have a @value or children
    : hasValue() or (children().count() > id.count())
    ext-1error**ALL** extensionsMust 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)