Structured Data Capture
4.0.0 - STU 4 International flag

This page is part of the Structured Data Capture FHIR IG (v4.0.0: STU 4) based on FHIR (HL7® FHIR® Standard) R4. This is the current published version. For a full list of available versions, see the Directory of published versions

Extension: Width of column

Official URL: http://hl7.org/fhir/uv/sdc/StructureDefinition/sdc-questionnaire-width Version: 4.0.0
Standards status: Trial-use Active as of 2026-03-24 Maturity Level: 4 Computable Name: WidthExtension
Other Identifiers: OID:2.16.840.1.113883.4.642.40.17.42.59

When used with an item control that causes the question to appear as a column in a table, indicates the width to give to the column for this question.

Context of Use

Additional details on the use of this extension can be found on the Advanced Rendering page.

Usage info

Usages:

You can also check for usages in the FHIR IG Statistics

Formal Views of Extension Content

Description Differentials, Snapshots, and other representations.

NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
.. Extension 0..1 Extension Width of column for question
... extension 0..0 Extension
... url 1..1 uri "http://hl7.org/fhir/uv/sdc/StructureDefinition/sdc-questionnaire-width"
... value[x] 0..1 Quantity Value of extension

doco Documentation for this format
NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
.. Extension 0..1 Extension Width of column for question
... id 0..1 string Unique id for inter-element referencing
... extension 0..0 Extension
Slice: Unordered, Open by value:url
... url 1..1 uri "http://hl7.org/fhir/uv/sdc/StructureDefinition/sdc-questionnaire-width"

doco Documentation for this format

Constraints

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

Summary

Simple Extension with the type Quantity: When used with an item control that causes the question to appear as a column in a table, indicates the width to give to the column for this question.

Maturity: 4

Differential ViewDifferential View

NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
.. Extension 0..1 Extension Width of column for question
... extension 0..0 Extension
... url 1..1 uri "http://hl7.org/fhir/uv/sdc/StructureDefinition/sdc-questionnaire-width"
... value[x] 0..1 Quantity Value of extension

doco Documentation for this format

Snapshot View

NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
.. Extension 0..1 Extension Width of column for question
... id 0..1 string Unique id for inter-element referencing
... extension 0..0 Extension
Slice: Unordered, Open by value:url
... url 1..1 uri "http://hl7.org/fhir/uv/sdc/StructureDefinition/sdc-questionnaire-width"

doco Documentation for this format

Constraints

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

Summary

Simple Extension with the type Quantity: When used with an item control that causes the question to appear as a column in a table, indicates the width to give to the column for this question.

Maturity: 4

 

Other representations of profile: CSV, Excel, Schematron