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Extension: Implemented CDE

URL for this extension:

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

Status: draft. Extension maintained by: HL7

A reference to the Data Element that corresponds to the question text and answer constraints for this question.

Context of Use: Use on element: Questionnaire.item, Questionnaire.item.item

usage info: insert a list of places where this extension is used

Extension Content

• Summary
• Full Structure
• XML
• JSON
• All

Summary

Name	Flags	Card.	Type	Description & Constraints
extension		0..1	Reference(DataElement)	URL = http://hl7.org/fhir/StructureDefinition/questionnaire-deReference Implemented CDE: A reference to the Data Element that corresponds to the question text and answer constraints for this question. Use on element: Questionnaire.item, Questionnaire.item.item
Documentation for this format

Fulle Structure

Name	Flags	Card.	Type	Description & Constraints
extension		0..1	Extension	URL = http://hl7.org/fhir/StructureDefinition/questionnaire-deReference Implemented CDE: A reference to the Data Element that corresponds to the question text and answer constraints for this question. Use on element: Questionnaire.item, Questionnaire.item.item
extension		0..0
url		1..1	uri	"http://hl7.org/fhir/StructureDefinition/questionnaire-deReference"
valueReference		1..1	Reference(DataElement)	Resource data element
Documentation for this format

XML Template

<!-- Implemented CDE -->

<extension xmlns="http://hl7.org/fhir"
     url="http://hl7.org/fhir/StructureDefinition/questionnaire-deReference" >
  <!-- from Element: extension -->
 <valueReference><!-- 1..1 Reference(DataElement) Resource data element --></valueReference>
</extension>

JSON Template

{ // Implemented CDE
  // from Element: extension
    "url" : "http://hl7.org/fhir/StructureDefinition/questionnaire-deReference", // R! 
    "valueReference" : { Reference(DataElement) } // R! Resource data element
  }

Summary

Name	Flags	Card.	Type	Description & Constraints
extension		0..1	Reference(DataElement)	URL = http://hl7.org/fhir/StructureDefinition/questionnaire-deReference Implemented CDE: A reference to the Data Element that corresponds to the question text and answer constraints for this question. Use on element: Questionnaire.item, Questionnaire.item.item
Documentation for this format

Full Structure

Name	Flags	Card.	Type	Description & Constraints
extension		0..1	Extension	URL = http://hl7.org/fhir/StructureDefinition/questionnaire-deReference Implemented CDE: A reference to the Data Element that corresponds to the question text and answer constraints for this question. Use on element: Questionnaire.item, Questionnaire.item.item
extension		0..0
url		1..1	uri	"http://hl7.org/fhir/StructureDefinition/questionnaire-deReference"
valueReference		1..1	Reference(DataElement)	Resource data element
Documentation for this format

XML Template

<!-- Implemented CDE -->

<extension xmlns="http://hl7.org/fhir"
     url="http://hl7.org/fhir/StructureDefinition/questionnaire-deReference" >
  <!-- from Element: extension -->
 <valueReference><!-- 1..1 Reference(DataElement) Resource data element --></valueReference>
</extension>

JSON Template

{ // Implemented CDE
  // from Element: extension
    "url" : "http://hl7.org/fhir/StructureDefinition/questionnaire-deReference", // R! 
    "valueReference" : { Reference(DataElement) } // R! Resource data element
  }

Constraints

• ele-1: All FHIR elements must have a @value or children (xpath: @value|f:*|h:div)
• ext-1: Must have either extensions or value[x], not both (xpath: exists(f:extension)!=exists(f:*[starts-with(local-name(.), 'value')]))
• inv-9: Data Element references can't be specified for "display" items (xpath: not(parent::*/f:type/@value='display'))