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

<CodeSystem xmlns="http://hl7.org/fhir">
  <id value="search-comparator"/>
  <meta>
    <lastUpdated value="2026-04-01T17:59:15.240+00:00"/>
  </meta>
  <text>
    <status value="generated"/>
    <div xmlns="http://www.w3.org/1999/xhtml">
      <p class="res-header-id">
        <b>Generated Narrative: CodeSystem search-comparator</b>
      </p>
      <a name="search-comparator"> </a>
      <a name="hcsearch-comparator"> </a>
      <p>This case-sensitive code system 
        <code>http://hl7.org/fhir/search-comparator</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">eq
            <a name="search-comparator-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="search-comparator-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">gt
            <a name="search-comparator-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="search-comparator-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="search-comparator-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="search-comparator-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="search-comparator-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="search-comparator-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="search-comparator-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-wg">
    <valueCode value="fhir"/>
  </extension>
  <extension url="http://hl7.org/fhir/StructureDefinition/structuredefinition-standards-status">
    <valueCode value="normative"/>
  </extension>
  <extension url="http://hl7.org/fhir/StructureDefinition/structuredefinition-fmm">
    <valueInteger value="5"/>
  </extension>
  <url value="http://hl7.org/fhir/search-comparator"/>
  <identifier>
    <system value="urn:ietf:rfc:3986"/>
    <value value="urn:oid:2.16.840.1.113883.4.642.4.638"/>
  </identifier>
  <identifier>
    <use value="old"/>
    <system value="urn:ietf:rfc:3986"/>
    <value value="urn:oid:2.16.840.1.113883.4.642.1.623"/>
  </identifier>
  <version value="6.0.0-ballot4"/>
  <name value="SearchComparator"/>
  <title value="Search Comparator"/>
  <status value="active"/>
  <experimental value="false"/>
  <date value="2021-01-05T10:01:24+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="What Search Comparator Codes are supported in search."/>
  <jurisdiction>
    <coding>
      <system value="http://unstats.un.org/unsd/methods/m49/m49.htm"/>
      <code value="001"/>
      <display value="World"/>
    </coding>
  </jurisdiction>
  <caseSensitive value="true"/>
  <valueSet value="http://hl7.org/fhir/ValueSet/search-comparator"/>
  <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="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>