FHIR Extensions Pack
5.1.0 - 5.1.0 (April 2024) International flag

This page is part of the FHIR Core Extensions Registry (v5.1.0: Release 5.1) based on FHIR (HL7® FHIR® Standard) v5.0.0. This is the current published version in its permanent home (it will always be available at this URL). For a full list of available versions, see the Directory of published versions

Extension: Period duration

Official URL: http://hl7.org/fhir/StructureDefinition/artifact-periodDuration Version: 5.1.0
Standards status: Trial-use Maturity Level: 2 Responsible: HL7 International / Clinical Decision Support Computable Name: PeriodDuration
Other Identifiers: OID:2.16.840.1.113883.4.642.5.1635

Specifies the duration of the period, based on the starting date, rather than specifying the end date of the period.

Context of Use

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

  • Element ID Period

Usage info

Usage:

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

Changes since version 1.0.0:

  • The resource metadata has changed (status, publisher)

    • 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

    Simple Extension of type Duration: Specifies the duration of the period, based on the starting date, rather than specifying the end date of the period.

    Maturity: 2

    This structure is derived from Extension

    NameFlagsCard.TypeDescription & Constraintsdoco
    .. Extension 0..1 Extension How long
    ... extension 0..0
    ... url 1..1 uri "http://hl7.org/fhir/StructureDefinition/artifact-periodDuration"
    ... value[x] 1..1 Duration Value of extension

    doco Documentation for this format
    NameFlagsCard.TypeDescription & Constraintsdoco
    .. Extension 0..1 Extension How long
    ... id 0..1 id Unique id for inter-element referencing
    ... extension 0..0
    ... url 1..1 uri "http://hl7.org/fhir/StructureDefinition/artifact-periodDuration"

    doco Documentation for this format

    This structure is derived from Extension

    Summary

    Simple Extension of type Duration: Specifies the duration of the period, based on the starting date, rather than specifying the end date of the period.

    Maturity: 2

    Differential View

    This structure is derived from Extension

    NameFlagsCard.TypeDescription & Constraintsdoco
    .. Extension 0..1 Extension How long
    ... extension 0..0
    ... url 1..1 uri "http://hl7.org/fhir/StructureDefinition/artifact-periodDuration"
    ... value[x] 1..1 Duration Value of extension

    doco Documentation for this format

    Snapshot View

    NameFlagsCard.TypeDescription & Constraintsdoco
    .. Extension 0..1 Extension How long
    ... id 0..1 id Unique id for inter-element referencing
    ... extension 0..0
    ... url 1..1 uri "http://hl7.org/fhir/StructureDefinition/artifact-periodDuration"

    doco Documentation for this format

     

    Other representations of profile: CSV, Excel, Schematron

    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()

    Search Parameters for this Extension

    (none found)