FHIR Extensions Pack
5.1.0 - 5.1.0 (April 2024) 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 5.1.0 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: Uncertain period (Experimental)

Official URL: http://hl7.org/fhir/StructureDefinition/uncertainPeriod Version: 5.1.0
Standards status: Draft Maturity Level: 1 Computable Name: UncertainPeriod
Other Identifiers: OID:2.16.840.1.113883.4.642.5.1632

Used to express an uncertain date(+time) value by specifying an allowed or observed upper and lower bound.

This is an experimental extension definition; the committee is seeking implementation feedback, and the definition or contents of the extension may change in future versions.

Context of Use

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

  • Element ID date
  • Element ID dateTime

Usage info

Usage:

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

Changes since version 1.0.0:

  • 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

    Simple Extension of type Period: Used to express an uncertain date(+time) value by specifying an allowed or observed upper and lower bound.

    Maturity: 1

    This structure is derived from Extension

    NameFlagsCard.TypeDescription & Constraintsdoco
    .. Extension 0..1 Extension Date(+Time) is not known, but possible range is
    ... extension 0..0
    ... url 1..1 uri "http://hl7.org/fhir/StructureDefinition/uncertainPeriod"
    ... value[x] 1..1 Period Value of extension

    doco Documentation for this format
    NameFlagsCard.TypeDescription & Constraintsdoco
    .. Extension 0..1 Extension Date(+Time) is not known, but possible range is
    ... id 0..1 id Unique id for inter-element referencing
    ... extension 0..0
    ... url 1..1 uri "http://hl7.org/fhir/StructureDefinition/uncertainPeriod"

    doco Documentation for this format

    This structure is derived from Extension

    Summary

    Simple Extension of type Period: Used to express an uncertain date(+time) value by specifying an allowed or observed upper and lower bound.

    Maturity: 1

    Differential View

    This structure is derived from Extension

    NameFlagsCard.TypeDescription & Constraintsdoco
    .. Extension 0..1 Extension Date(+Time) is not known, but possible range is
    ... extension 0..0
    ... url 1..1 uri "http://hl7.org/fhir/StructureDefinition/uncertainPeriod"
    ... value[x] 1..1 Period Value of extension

    doco Documentation for this format

    Snapshot View

    NameFlagsCard.TypeDescription & Constraintsdoco
    .. Extension 0..1 Extension Date(+Time) is not known, but possible range is
    ... id 0..1 id Unique id for inter-element referencing
    ... extension 0..0
    ... url 1..1 uri "http://hl7.org/fhir/StructureDefinition/uncertainPeriod"

    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)