Structured Data Capture, published by HL7 International / FHIR Infrastructure. This guide is not an authorized publication; it is the continuous build for version 4.0.0 built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/HL7/sdc/ and changes regularly. See the Directory of published versions
| Official URL: http://hl7.org/fhir/uv/sdc/StructureDefinition/sdc-questionnaire-width | Version: 4.0.0 | |||
| Standards status: Trial-use Active as of 2025-10-22 | 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
This extension may be used on the following element(s)
Questionnaire.item
ElementDefinition
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
Description Differentials, Snapshots, and other representations.
| Name | Flags | Card. | Type | Description & Constraints Filter: ![]() ![]() |
|---|---|---|---|---|
![]() |
0..1 | Extension | Width of column for question | |
![]() ![]() |
0..1 | string | Unique id for inter-element referencing | |
![]() ![]() |
0..0 | |||
![]() ![]() |
1..1 | uri | "http://hl7.org/fhir/uv/sdc/StructureDefinition/sdc-questionnaire-width" | |
![]() ![]() |
0..1 | Quantity | Value of extension | |
Documentation for this format | ||||
| 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
Snapshot View
| Name | Flags | Card. | Type | Description & Constraints Filter: ![]() ![]() |
|---|---|---|---|---|
![]() |
0..1 | Extension | Width of column for question | |
![]() ![]() |
0..1 | string | Unique id for inter-element referencing | |
![]() ![]() |
0..0 | |||
![]() ![]() |
1..1 | uri | "http://hl7.org/fhir/uv/sdc/StructureDefinition/sdc-questionnaire-width" | |
![]() ![]() |
0..1 | Quantity | Value of extension | |
Documentation for this format | ||||
| 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