Release 4B

This page is part of the FHIR Specification (v4.3.0: R4B - STU). The current version which supercedes this version is 5.0.0. For a full list of available versions, see the Directory of published versions . Page versions: R4B R4 R3

Extension: baseType

FHIR Infrastructure Work Group

Maturity Level: 1

Informative

Use Context: Any

URL for this extension:

http://hl7.org/fhir/StructureDefinition/questionnaire-baseType

Status: draft. Extension maintained by: HL7

This identifies the underlying type in a profile, when a questionnaire is generated from a profile.

Comment:

The extension may assist a questionnaire renderer to tune the UI, and it guides a QuestionnaireResponse processor when generating resources from the responses.

Context of Use: Use on Element ID Questionnaire.item or Element ID Questionnaire.item.item

Summary

Name	Flags	Card.	Type	Description & Constraints
baseType		0..1	code	URL = http://hl7.org/fhir/StructureDefinition/questionnaire-baseType baseType: This identifies the underlying type in a profile, when a questionnaire is generated from a profile. Binding: DataType (required): A version specific list of the data types defined by the FHIR specification for use as an element type (any of the FHIR defined data types). Use on Element ID Questionnaire.item or Element ID Questionnaire.item.item
Documentation for this format

Full Structure

Name	Card.	Type	Description & Constraints
extension	0..1	Extension	URL = http://hl7.org/fhir/StructureDefinition/questionnaire-baseType baseType: This identifies the underlying type in a profile, when a questionnaire is generated from a profile. Use on Element ID Questionnaire.item or Element ID Questionnaire.item.item
extension	0..0
url	1..1	uri	"http://hl7.org/fhir/StructureDefinition/questionnaire-baseType"
value[x]	1..1	code	Value of extension Binding: DataType (required): A version specific list of the data types defined by the FHIR specification for use as an element type (any of the FHIR defined data types).
Documentation for this format

XML Template

<!-- baseType -->

<extension xmlns="http://hl7.org/fhir"
     url="http://hl7.org/fhir/StructureDefinition/questionnaire-baseType" >
  <!-- from Element: extension -->
 <valueCode value="[code]"/><!--  1..1 Value of extension -->
</extension>

JSON Template

{ // baseType
  // from Element: extension
    "extension" : [ //  sliced by value:url  in the specified order, Open ]
    "url" : "http://hl7.org/fhir/StructureDefinition/questionnaire-baseType", // R! 
    "valueCode" : "<code>" // C? R! Value of extension
  }

Summary

Name	Flags	Card.	Type	Description & Constraints
baseType		0..1	code	URL = http://hl7.org/fhir/StructureDefinition/questionnaire-baseType baseType: This identifies the underlying type in a profile, when a questionnaire is generated from a profile. Binding: DataType (required): A version specific list of the data types defined by the FHIR specification for use as an element type (any of the FHIR defined data types). Use on Element ID Questionnaire.item or Element ID Questionnaire.item.item
Documentation for this format

Full Structure

Name	Card.	Type	Description & Constraints
extension	0..1	Extension	URL = http://hl7.org/fhir/StructureDefinition/questionnaire-baseType baseType: This identifies the underlying type in a profile, when a questionnaire is generated from a profile. Use on Element ID Questionnaire.item or Element ID Questionnaire.item.item
extension	0..0
url	1..1	uri	"http://hl7.org/fhir/StructureDefinition/questionnaire-baseType"
value[x]	1..1	code	Value of extension Binding: DataType (required): A version specific list of the data types defined by the FHIR specification for use as an element type (any of the FHIR defined data types).
Documentation for this format

XML Template

<!-- baseType -->

<extension xmlns="http://hl7.org/fhir"
     url="http://hl7.org/fhir/StructureDefinition/questionnaire-baseType" >
  <!-- from Element: extension -->
 <valueCode value="[code]"/><!--  1..1 Value of extension -->
</extension>

JSON Template

{ // baseType
  // from Element: extension
    "extension" : [ //  sliced by value:url  in the specified order, Open ]
    "url" : "http://hl7.org/fhir/StructureDefinition/questionnaire-baseType", // R! 
    "valueCode" : "<code>" // C? R! Value of extension
  }

Constraints

ele-1: All FHIR elements must have a @value or children unless an empty Parameters resource (xpath: @value|f:*|h:div|self::f:Parameters)
ext-1: Must have either extensions or value[x], not both (xpath: exists(f:extension)!=exists(f:*[starts-with(local-name(.), 'value')]))
ele-1: On Extension.extension: All FHIR elements must have a @value or children (xpath on Extension.extension: @value|f:*|h:div)
ext-1: On Extension.extension: Must have either extensions or value[x], not both (xpath on Extension.extension: exists(f:extension)!=exists(f:*[starts-with(local-name(.), "value")]))
ele-1: On Extension.value[x]: All FHIR elements must have a @value or children (xpath on Extension.value[x]: @value|f:*|h:div)