unit

unit

draftComplex Type5 elementsv4.0.1

Provides a computable unit of measure associated with numeric questions to support subsequent computation on responses. This is for use on items of type integer and decimal, and it's purpose is to support converting the integer or decimal answer into a Quantity when extracting the data into a resource.

Metadata

hl7.org/fhir
Canonical URL
http://hl7.org/fhir/StructureDefinition/questionnaire-unit
ID
questionnaire-unit
Type
Base Definition
Derivation
constraint
Publisher
HL7
Version
4.0.1

Context (2)

This extension can be used on the following elements:

elementQuestionnaire.item
elementQuestionnaire.item.item

Only where the following invariant holds:

type='integer' or type='decimal'
PathCard.TypeDescription
Extension
0..1
Unit for numeric answer
id
0..1
string
Unique id for inter-element referencing
extension
0..0
Extension
Extension
url
1..1
string
identifies the meaning of the extension
value[x]
1..1
Coding
Value of extension