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Example CodeSystem/comparison-operation (XML)

Responsible Owner: Pharmacy Work GroupStandards Status: Informative

Raw XML (canonical form + also see XML Format Specification)

Definition for Code SystemComparisonOperationCS

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

<CodeSystem xmlns="http://hl7.org/fhir">
  <id value="comparison-operation"/> 
  <meta> 
    <lastUpdated value="2025-11-13T11:10:33.286+00:00"/> 
  </meta> 
  <text> 
    <status value="generated"/> 
    <div xmlns="http://www.w3.org/1999/xhtml">
      <p class="res-header-id">
        <b> Generated Narrative: CodeSystem comparison-operation</b> 
      </p> 
      <a name="comparison-operation"> </a> 
      <a name="hccomparison-operation"> </a> 
      <p> This case-sensitive code system 
        <code> http://hl7.org/fhir/CodeSystem/comparison-operation</code>  defines the following codes in a Is-A hierarchy:
      </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">eq
            <a name="comparison-operation-eq"> </a> 
          </td> 
          <td> Equals</td> 
          <td> the value for the parameter in the resource is equal to the provided value.</td> 
        </tr> 
        <tr> 
          <td style="white-space:nowrap">ne
            <a name="comparison-operation-ne"> </a> 
          </td> 
          <td> Not Equals</td> 
          <td> the value for the parameter in the resource is not equal to the provided value.</td> 
        </tr> 
        <tr> 
          <td style="white-space:nowrap">in
            <a name="comparison-operation-in"> </a> 
          </td> 
          <td> In</td> 
          <td> The value for the parameter in the resource is in the list of codes in the value
             (comma-separated, and subject to code system logic; the code may be a value set).</td> 
        </tr> 
        <tr> 
          <td style="white-space:nowrap">nin
            <a name="comparison-operation-nin"> </a> 
          </td> 
          <td> Not In</td> 
          <td> The value for the parameter in the resource is not in the list of codes in the
             value (comma-separated, and subject to code system logic; the code may be a value
             set).</td> 
        </tr> 
        <tr> 
          <td style="white-space:nowrap">gt
            <a name="comparison-operation-gt"> </a> 
          </td> 
          <td> Greater Than</td> 
          <td> the value for the parameter in the resource is greater than the provided value.</td> 
        </tr> 
        <tr> 
          <td style="white-space:nowrap">lt
            <a name="comparison-operation-lt"> </a> 
          </td> 
          <td> Less Than</td> 
          <td> the value for the parameter in the resource is less than the provided value.</td> 
        </tr> 
        <tr> 
          <td style="white-space:nowrap">ge
            <a name="comparison-operation-ge"> </a> 
          </td> 
          <td> Greater or Equals</td> 
          <td> the value for the parameter in the resource is greater or equal to the provided
             value.</td> 
        </tr> 
        <tr> 
          <td style="white-space:nowrap">le
            <a name="comparison-operation-le"> </a> 
          </td> 
          <td> Less of Equal</td> 
          <td> the value for the parameter in the resource is less or equal to the provided value.</td> 
        </tr> 
        <tr> 
          <td style="white-space:nowrap">sa
            <a name="comparison-operation-sa"> </a> 
          </td> 
          <td> Starts After</td> 
          <td> the value for the parameter in the resource starts after the provided value.</td> 
        </tr> 
        <tr> 
          <td style="white-space:nowrap">eb
            <a name="comparison-operation-eb"> </a> 
          </td> 
          <td> Ends Before</td> 
          <td> the value for the parameter in the resource ends before the provided value.</td> 
        </tr> 
        <tr> 
          <td style="white-space:nowrap">ap
            <a name="comparison-operation-ap"> </a> 
          </td> 
          <td> Approximately</td> 
          <td> the value for the parameter in the resource is approximately the same to the provided
             value.</td> 
        </tr> 
      </table> 
    </div> 
  </text> 
  <extension url="http://hl7.org/fhir/StructureDefinition/structuredefinition-standards-status">
    <valueCode value="normative"/> 
  </extension> 
  <extension url="http://hl7.org/fhir/StructureDefinition/structuredefinition-wg">
    <valueCode value="phx"/> 
  </extension> 
  <url value="http://hl7.org/fhir/CodeSystem/comparison-operation"/> 
  <version value="6.0.0-ballot3"/> 
  <name value="ComparisonOperationCS"/> 
  <title value="Dose Limit Scope CodeSystem"/> 
  <status value="active"/> 
  <experimental value="false"/> 
  <publisher value="HL7 International / Pharmacy"/> 
  <contact> 
    <telecom> 
      <system value="url"/> 
      <value value="http://www.hl7.org/Special/committees/fiwg"/> 
    </telecom> 
  </contact> 
  <contact> 
    <telecom> 
      <system value="url"/> 
      <value value="http://www.hl7.org/Special/committees/medication"/> 
    </telecom> 
  </contact> 
  <description value="Additional Binding Purpose"/> 
  <jurisdiction> 
    <coding> 
      <system value="http://unstats.un.org/unsd/methods/m49/m49.htm"/> 
      <code value="001"/> 
    </coding> 
  </jurisdiction> 
  <caseSensitive value="true"/> 
  <valueSet value="http://hl7.org/fhir/ValueSet/comparison-operation"/> 
  <hierarchyMeaning value="is-a"/> 
  <content value="complete"/> 
  <concept> 
    <code value="eq"/> 
    <display value="Equals"/> 
    <definition value="the value for the parameter in the resource is equal to the provided value."/> 
  </concept> 
  <concept> 
    <code value="ne"/> 
    <display value="Not Equals"/> 
    <definition value="the value for the parameter in the resource is not equal to the provided value."/> 
  </concept> 
  <concept> 
    <code value="in"/> 
    <display value="In"/> 
    <definition value="The value for the parameter in the resource is in the list of codes in the value
     (comma-separated, and subject to code system logic; the code may be a value set)."/> 
  </concept> 
  <concept> 
    <code value="nin"/> 
    <display value="Not In"/> 
    <definition value="The value for the parameter in the resource is not in the list of codes in the
     value (comma-separated, and subject to code system logic; the code may be a value
     set)."/> 
  </concept> 
  <concept> 
    <code value="gt"/> 
    <display value="Greater Than"/> 
    <definition value="the value for the parameter in the resource is greater than the provided value."/> 
  </concept> 
  <concept> 
    <code value="lt"/> 
    <display value="Less Than"/> 
    <definition value="the value for the parameter in the resource is less than the provided value."/> 
  </concept> 
  <concept> 
    <code value="ge"/> 
    <display value="Greater or Equals"/> 
    <definition value="the value for the parameter in the resource is greater or equal to the provided
     value."/> 
  </concept> 
  <concept> 
    <code value="le"/> 
    <display value="Less of Equal"/> 
    <definition value="the value for the parameter in the resource is less or equal to the provided value."/> 
  </concept> 
  <concept> 
    <code value="sa"/> 
    <display value="Starts After"/> 
    <definition value="the value for the parameter in the resource starts after the provided value."/> 
  </concept> 
  <concept> 
    <code value="eb"/> 
    <display value="Ends Before"/> 
    <definition value="the value for the parameter in the resource ends before the provided value."/> 
  </concept> 
  <concept> 
    <code value="ap"/> 
    <display value="Approximately"/> 
    <definition value="the value for the parameter in the resource is approximately the same to the provided
     value."/> 
  </concept> 
</CodeSystem> 

Usage note: every effort has been made to ensure that the examples are correct and useful, but they are not a normative part of the specification.