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. For a full list of available versions, see the Directory of published versions

Extension: Uncertainty

Official URL: http://hl7.org/fhir/StructureDefinition/iso21090-uncertainty Version: 5.1.0
Standards status: Trial-use Maturity Level: 3 Computable Name: Uncertainty
Other Identifiers: OID:2.16.840.1.113883.4.642.5.1665

The primary measure of variance/uncertainty of the value (the square root of the sum of the squares of the differences between all data points and the mean).

Context of Use

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

  • Element ID Quantity

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 decimal: The primary measure of variance/uncertainty of the value (the square root of the sum of the squares of the differences between all data points and the mean).

    Maturity: 3

    This structure is derived from Extension

    NameFlagsCard.TypeDescription & Constraintsdoco
    .. Extension 0..1 Extension Standard Deviation (same units as the quantity)
    ... extension 0..0
    ... url 1..1 uri "http://hl7.org/fhir/StructureDefinition/iso21090-uncertainty"
    ... value[x] 1..1 decimal Value of extension

    doco Documentation for this format
    NameFlagsCard.TypeDescription & Constraintsdoco
    .. Extension 0..1 Extension Standard Deviation (same units as the quantity)
    ... id 0..1 id Unique id for inter-element referencing
    ... extension 0..0
    ... url 1..1 uri "http://hl7.org/fhir/StructureDefinition/iso21090-uncertainty"

    doco Documentation for this format

    This structure is derived from Extension

    Summary

    Simple Extension of type decimal: The primary measure of variance/uncertainty of the value (the square root of the sum of the squares of the differences between all data points and the mean).

    Maturity: 3

    Differential View

    This structure is derived from Extension

    NameFlagsCard.TypeDescription & Constraintsdoco
    .. Extension 0..1 Extension Standard Deviation (same units as the quantity)
    ... extension 0..0
    ... url 1..1 uri "http://hl7.org/fhir/StructureDefinition/iso21090-uncertainty"
    ... value[x] 1..1 decimal Value of extension

    doco Documentation for this format

    Snapshot View

    NameFlagsCard.TypeDescription & Constraintsdoco
    .. Extension 0..1 Extension Standard Deviation (same units as the quantity)
    ... id 0..1 id Unique id for inter-element referencing
    ... extension 0..0
    ... url 1..1 uri "http://hl7.org/fhir/StructureDefinition/iso21090-uncertainty"

    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)