Definition for Code SystemEvidenceVariableRole

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

<CodeSystem xmlns="http://hl7.org/fhir">
  <id value="variable-role"/> 
  <meta> 
    <lastUpdated value="2022-09-07T10:58:29.429+10:00"/> 
    <profile value="http://hl7.org/fhir/StructureDefinition/shareablecodesystem"/> 
  </meta> 
  <text> 
    <status value="generated"/> 
    <div xmlns="http://www.w3.org/1999/xhtml">
      <p> This code system 
        <code> http://terminology.hl7.org/CodeSystem/variable-role</code>  defines the following codes:
      </p> 
      <table class="codes">
        <tr> 
          <td style="white-space:nowrap">
            <b> Code</b> 
          </td> 
          <td> 
            <b> Display</b> 
          </td> 
          <td> 
            <b> Definition</b> 
          </td> 
        </tr> 
        <tr> 
          <td style="white-space:nowrap">population
            <a name="variable-role-population"> </a> 
          </td> 
          <td> population</td> 
          <td> variable represents a population.</td> 
        </tr> 
        <tr> 
          <td style="white-space:nowrap">subpopulation
            <a name="variable-role-subpopulation"> </a> 
          </td> 
          <td> subpopulation</td> 
          <td> variable represents a subpopulation.</td> 
        </tr> 
        <tr> 
          <td style="white-space:nowrap">exposure
            <a name="variable-role-exposure"> </a> 
          </td> 
          <td> exposure</td> 
          <td> variable represents an exposure.</td> 
        </tr> 
        <tr> 
          <td style="white-space:nowrap">referenceExposure
            <a name="variable-role-referenceExposure"> </a> 
          </td> 
          <td> reference exposure</td> 
          <td> variable represents a reference exposure.</td> 
        </tr> 
        <tr> 
          <td style="white-space:nowrap">measuredVariable
            <a name="variable-role-measuredVariable"> </a> 
          </td> 
          <td> measured variable</td> 
          <td> variable represents a measured variable.</td> 
        </tr> 
        <tr> 
          <td style="white-space:nowrap">confounder
            <a name="variable-role-confounder"> </a> 
          </td> 
          <td> confounder</td> 
          <td> variable represents a confounder.</td> 
        </tr> 
      </table> 
    </div> 
  </text> 
  <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="trial-use"/> 
  </extension> 
  <extension url="http://hl7.org/fhir/StructureDefinition/structuredefinition-fmm">
    <valueInteger value="1"/> 
  </extension> 
  <url value="http://terminology.hl7.org/CodeSystem/variable-role"/> 
  <identifier> 
    <system value="urn:ietf:rfc:3986"/> 
    <value value="urn:oid:2.16.840.1.113883.4.642.4.1943"/> 
  </identifier> 
  <version value="5.0.0-ballot"/> 
  <name value="EvidenceVariableRole"/> 
  <title value="EvidenceVariableRole"/> 
  <status value="draft"/> 
  <experimental value="false"/> 
  <date value="2020-12-28T16:55:11+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="The role that the assertion variable plays."/> 
  <caseSensitive value="true"/> 
  <valueSet value="http://hl7.org/fhir/ValueSet/variable-role"/> 
  <content value="complete"/> 
  <concept> 
    <code value="population"/> 
    <display value="population"/> 
    <definition value="variable represents a population."/> 
  </concept> 
  <concept> 
    <code value="subpopulation"/> 
    <display value="subpopulation"/> 
    <definition value="variable represents a subpopulation."/> 
  </concept> 
  <concept> 
    <code value="exposure"/> 
    <display value="exposure"/> 
    <definition value="variable represents an exposure."/> 
  </concept> 
  <concept> 
    <code value="referenceExposure"/> 
    <display value="reference exposure"/> 
    <definition value="variable represents a reference exposure."/> 
  </concept> 
  <concept> 
    <code value="measuredVariable"/> 
    <display value="measured variable"/> 
    <definition value="variable represents a measured variable."/> 
  </concept> 
  <concept> 
    <code value="confounder"/> 
    <display value="confounder"/> 
    <definition value="variable represents a confounder."/> 
  </concept> 
</CodeSystem>