---
type: "codesystem"
title: "Evidence Variable Classifier"
codesystem: "evidence-variable-classifier"
---
# Evidence Variable Classifier

- **Official URL**: http://hl7.org/fhir/evidence-variable-classifier
- **Version**: 6.0.0
- **Status**: active
- **Name**: EvidenceVariableClassifier
- **Title**: Evidence Variable Classifier
- **Publisher**: HL7 (FHIR Project)
- **Description**: Classification of the variable.
- **Case Sensitive**: true
- **Content**: complete

## Concepts

| Code | Display | Definition |
| --- | --- | --- |
| condition | Condition | Disease, diagnosis, or condition. |
| measurement | Measurement | Laboratory test value or other measurement. |
| questionnaire-response | Questionnaire Response | A response to a survey or questionnaire item. |

## CodeSystem XML



```xml
<?xml version="1.0" encoding="UTF-8"?>

<CodeSystem xmlns="http://hl7.org/fhir">
  <id value="evidence-variable-classifier"/>
  <extension url="http://hl7.org/fhir/StructureDefinition/structuredefinition-wg">
    <valueCode value="cds"/>
  </extension>
  <extension url="http://hl7.org/fhir/StructureDefinition/structuredefinition-standards-status">
    <valueCode value="informative"/>
  </extension>
  <extension url="http://hl7.org/fhir/StructureDefinition/structuredefinition-fmm">
    <valueInteger value="1"/>
  </extension>
  <url value="http://hl7.org/fhir/evidence-variable-classifier"/>
  <version value="6.0.0"/>
  <name value="EvidenceVariableClassifier"/>
  <title value="Evidence Variable Classifier"/>
  <status value="active"/>
  <experimental value="false"/>
  <date value="2024-11-14T10:01:24+11:00"/>
  <publisher value="HL7 (FHIR Project)"/>
  <contact>
    <telecom>
      <system value="url"/>
      <value value="http://hl7.org/fhir"/>
    </telecom>
    <telecom>
      <system value="email"/>
      <value value="fhir@lists.hl7.org"/>
    </telecom>
  </contact>
  <description value="Classification of the variable."/>
  <caseSensitive value="true"/>
  <valueSet value="http://hl7.org/fhir/ValueSet/evidence-variable-classifier"/>
  <content value="complete"/>
  <concept>
    <code value="condition"/>
    <display value="Condition"/>
    <definition value="Disease, diagnosis, or condition."/>
  </concept>
  <concept>
    <code value="measurement"/>
    <display value="Measurement"/>
    <definition value="Laboratory test value or other measurement."/>
  </concept>
  <concept>
    <code value="questionnaire-response"/>
    <display value="Questionnaire Response"/>
    <definition value="A response to a survey or questionnaire item."/>
  </concept>
</CodeSystem>
```