This page is part of the Structured Data Capture FHIR IG (v3.0.0-preview: STU 3 Draft) based on FHIR R4. The current version which supercedes this version is 3.0.0. For a full list of available versions, see the Directory of published versions

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Extension: Code system for other units

Official URL: http://hl7.org/fhir/uv/sdc/StructureDefinition/sdc-questionnaire-unitSupplementalSystem				Version: 3.0.0-preview
Standards status: Draft			Maturity Level: 0	Computable Name: UnitSupplementalSystem

If the questionnaire-unit-open extension indicates that additional units other than the set of options provided for the question are allowed, this indicates the code system those units are expected to be drawn from. This extension SHOULD be present on any question where questionnaire-unit-open allows additional coded values.

Context of Use

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

• Questionnaire.item
• ElementDefinition

Usage info

Usage:

• Use this Extension: Advanced Behavior Questionnaire
• Examples for this Extension: SDCAdvancedRenderingExample

Formal Views of Extension Content

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

 

Other representations of profile: CSV, Excel, Schematron

Constraints

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