This page is part of the FHIR Specification (v1.8.0: STU 3 Draft). The current version which supercedes this version is 5.0.0. For a full list of available versions, see the Directory of published versions

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Extension: Comparison value for ordinal codes

URL for this extension:

http://hl7.org/fhir/StructureDefinition/codesystem-ordinalValue

Status: draft. Extension maintained by: HL7

A numeric value that allows the comparison (less than, greater than) or other numerical manipulation of a concept (e.g. Adding up components of a score).

Context of Use: Use on element: CodeSystem.concept

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

Extension Content

• Summary
• Full Structure
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• JSON
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Summary

Name	Flags	Card.	Type	Description & Constraints
extension		0..1	decimal	URL = http://hl7.org/fhir/StructureDefinition/codesystem-ordinalValue Comparison value for ordinal codes: A numeric value that allows the comparison (less than, greater than) or other numerical manipulation of a concept (e.g. Adding up components of a score). Use on element: CodeSystem.concept
Documentation for this format

Fulle Structure

Name	Flags	Card.	Type	Description & Constraints
extension		0..1	Extension	URL = http://hl7.org/fhir/StructureDefinition/codesystem-ordinalValue Comparison value for ordinal codes: A numeric value that allows the comparison (less than, greater than) or other numerical manipulation of a concept (e.g. Adding up components of a score). Use on element: CodeSystem.concept
extension		0..0
url		1..1	uri	"http://hl7.org/fhir/StructureDefinition/codesystem-ordinalValue"
valueDecimal		1..1	decimal	Value of extension
Documentation for this format

XML Template

<!-- Comparison value for ordinal codes -->

<extension xmlns="http://hl7.org/fhir"
     url="http://hl7.org/fhir/StructureDefinition/codesystem-ordinalValue" >
  <!-- from Element: extension -->
 <valueDecimal value="[decimal]"/><!-- 1..1 Value of extension -->
</extension>

JSON Template

{ // Comparison value for ordinal codes
  // from Element: extension
    "url" : "http://hl7.org/fhir/StructureDefinition/codesystem-ordinalValue", // R! 
    "valueDecimal" : <decimal> // R! Value of extension
  }

Summary

Name	Flags	Card.	Type	Description & Constraints
extension		0..1	decimal	URL = http://hl7.org/fhir/StructureDefinition/codesystem-ordinalValue Comparison value for ordinal codes: A numeric value that allows the comparison (less than, greater than) or other numerical manipulation of a concept (e.g. Adding up components of a score). Use on element: CodeSystem.concept
Documentation for this format

Full Structure

Name	Flags	Card.	Type	Description & Constraints
extension		0..1	Extension	URL = http://hl7.org/fhir/StructureDefinition/codesystem-ordinalValue Comparison value for ordinal codes: A numeric value that allows the comparison (less than, greater than) or other numerical manipulation of a concept (e.g. Adding up components of a score). Use on element: CodeSystem.concept
extension		0..0
url		1..1	uri	"http://hl7.org/fhir/StructureDefinition/codesystem-ordinalValue"
valueDecimal		1..1	decimal	Value of extension
Documentation for this format

XML Template

<!-- Comparison value for ordinal codes -->

<extension xmlns="http://hl7.org/fhir"
     url="http://hl7.org/fhir/StructureDefinition/codesystem-ordinalValue" >
  <!-- from Element: extension -->
 <valueDecimal value="[decimal]"/><!-- 1..1 Value of extension -->
</extension>

JSON Template

{ // Comparison value for ordinal codes
  // from Element: extension
    "url" : "http://hl7.org/fhir/StructureDefinition/codesystem-ordinalValue", // R! 
    "valueDecimal" : <decimal> // R! Value of extension
  }

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')]))