dQM QICore Content Implementation Guide
2026.0.0 - CI Build

dQM QICore Content Implementation Guide, published by cqframework. This guide is not an authorized publication; it is the continuous build for version 2026.0.0 built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/cqframework/dqm-content-qicore-2026/ and changes regularly. See the Directory of published versions

## : null - XML Representation

Draft as of 2026-01-20

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    <Measure xmlns="http://hl7.org/fhir">
      <id value="StratificationPatientExample"/>
      <text>
        <status value="extensions"/>
        <div xmlns="http://www.w3.org/1999/xhtml">
      <table class="narrative-table">
        <tbody>
    <tr>

    <th colspan="2" scope="row" class="row-header">Metadata</th>

    </tr>

    <tr>

    <th scope="row" class="row-header">Version</th>

    <td class="content-container">2026.0.0</td>

    </tr>

    <tr>

    <th scope="row" class="row-header">Status</th>

    <td class="content-container">Draft</td>

    </tr>

    <tr>

    <th scope="row" class="row-header">Measure Scoring</th>

    <td class="content-container">
        proportion from <a href="http://hl7.org/fhir/measure-scoring">http://hl7.org/fhir/measure-scoring</a>

    </td>

    </tr>

        <tr>

    <th colspan="2" scope="row" class="row-header">Measure Group (Rate) (ID: group-1)</th>

    </tr>

    <tr>

    <th scope="row" class="row-header">Basis</th>

    <td class="content-container">boolean</td>

    </tr>

        <tr>

    <th scope="row" class="row-header">Initial Population</th>

          <td class="content-container">

            <em>ID</em>: initial-population
            <br/>

              <em>Description</em>: No description provided

                  <em>Criteria</em>: <a href="#group-1-initial-population">Initial Population</a>

          </td>
        </tr>

        <tr>

    <th scope="row" class="row-header">Denominator</th>

          <td class="content-container">

            <em>ID</em>: denominator
            <br/>

              <em>Description</em>: No description provided

                  <em>Criteria</em>: <a href="#group-1-denominator">Denominator</a>

          </td>
        </tr>

        <tr>

    <th scope="row" class="row-header">Numerator</th>

          <td class="content-container">

            <em>ID</em>: numerator
            <br/>

              <em>Description</em>: No description provided

                  <em>Criteria</em>: <a href="#group-1-numerator">Numerator</a>

          </td>
        </tr>

    <tr>

    <th scope="row" class="row-header">Stratifier</th>

      <td class="content-container">

            <em>Code</em>: <span title="Codes:">Criteria-based Age Range Stratifier, 0 to 20 years</span>

      </td>
    </tr>

    <tr>

    <th scope="row" class="row-header">Stratifier</th>

      <td class="content-container">

            <em>Code</em>: <span title="Codes:">Criteria-based Age Range Stratifier, 21 to 40 years</span>

      </td>
    </tr>

    <tr>

    <th scope="row" class="row-header">Stratifier</th>

      <td class="content-container">

            <em>Code</em>: <span title="Codes:">Criteria-based Age Range Stratifier, 41+ years</span>

      </td>
    </tr>

    <tr>

    <th scope="row" class="row-header">Stratifier</th>

      <td class="content-container">

            <em>Code</em>: <span title="Codes:">Value-based Gender and Age Range Stratifier</span>

      </td>
    </tr>

    <tr>

    <th colspan="2" scope="row" class="row-header">Measure Logic</th>

    </tr>

    <tr>

    <th scope="row" class="row-header">Primary Library</th>

    <td class="content-container"><a href="Library-StratificationPatientExample.html">Stratification Patient Example</a></td>

    </tr>

    <tr>
      <th scope="row" class="row-header">Contents</th>
      <td class="content-container">
        <em><a href="#population-criteria">Population Criteria</a></em>
        <br/>
        <em><a href="#definitions">Logic Definitions</a></em>
        <br/>
        <em><a href="#terminology">Terminology</a></em>
        <br/>
        <em><a href="#dependencies">Dependencies</a></em>
        <br/>
        <em><a href="#data-requirements">Data Requirements</a></em>
        <br/>
      </td>
    </tr>

      <tr>

    <th colspan="2" scope="row" class="row-header"><a name="population-criteria"> </a>Population Criteria</th>

    </tr>

        <tr>

    <th colspan="2" scope="row" class="row-header">Measure Group (Rate) (ID: group-1)</th>

    </tr>

                <tr>
      <th scope="row" rowspan="2" class="row-header">

        Initial Population

      </th>
    </tr>
    <tr>

      <td>

          <a name="group-1-initial-population"> </a>

        <pre style="border: none;" class="content-container highlight language-cql"><code class="language-cql">define &quot;Initial Population&quot;:
      true</code></pre>

          <a href="#stratificationpatientexample-initial-population"><em>Definition</em></a>

      </td>

    </tr>

                <tr>
      <th scope="row" rowspan="2" class="row-header">

        Denominator

      </th>
    </tr>
    <tr>

      <td>

          <a name="group-1-denominator"> </a>

        <pre style="border: none;" class="content-container highlight language-cql"><code class="language-cql">define &quot;Denominator&quot;:
      Patient.active is true</code></pre>

          <a href="#stratificationpatientexample-denominator"><em>Definition</em></a>

      </td>

    </tr>

                <tr>
      <th scope="row" rowspan="2" class="row-header">

        Numerator

      </th>
    </tr>
    <tr>

      <td>

          <a name="group-1-numerator"> </a>

        <pre style="border: none;" class="content-container highlight language-cql"><code class="language-cql">define &quot;Numerator&quot;:
      exists (&quot;Well-Visit Encounter&quot;)</code></pre>

          <a href="#stratificationpatientexample-numerator"><em>Definition</em></a>

      </td>

    </tr>

                <tr>
      <th scope="row" rowspan="2" class="row-header">

        Stratifier

      </th>
    </tr>
    <tr>

      <td>

        <pre style="border: none;" class="content-container highlight language-cql"><code class="language-cql">/* Criteria-based Stratifiers */

    define &quot;Stratifier P0Y--P21Y&quot;:
      Patient.ageInYearsAt(end of &quot;Measurement Period&quot;) between 0 and 20</code></pre>

          <a href="#stratificationpatientexample-stratifier-p0y--p21y"><em>Definition</em></a>

      </td>

    </tr>

                <tr>
      <th scope="row" rowspan="2" class="row-header">

        Stratifier

      </th>
    </tr>
    <tr>

      <td>

        <pre style="border: none;" class="content-container highlight language-cql"><code class="language-cql">define &quot;Stratifier P21Y--P41Y&quot;:
      Patient.ageInYearsAt(end of &quot;Measurement Period&quot;) between 21 and 40</code></pre>

          <a href="#stratificationpatientexample-stratifier-p21y--p41y"><em>Definition</em></a>

      </td>

    </tr>

                <tr>
      <th scope="row" rowspan="2" class="row-header">

        Stratifier

      </th>
    </tr>
    <tr>

      <td>

        <pre style="border: none;" class="content-container highlight language-cql"><code class="language-cql">define &quot;Stratifier P41Y--P9999Y&quot;:
      Patient.ageInYearsAt(end of &quot;Measurement Period&quot;) &gt;= 41</code></pre>

          <a href="#stratificationpatientexample-stratifier-p41y--p9999y"><em>Definition</em></a>

      </td>

    </tr>

      <tr>

    <th colspan="2" scope="row" class="row-header"><a name="definitions"> </a>Logic Definitions</th>

    </tr>

    <tr>
      <th scope="row" rowspan="2" class="row-header">
        Logic Definition
      </th>

      <td class="content-container"><em>Library Name:</em> StratificationPatientExample</td>

    </tr>
    <tr>

      <td>

          <a name="stratificationpatientexample-well-visit-encounter"> </a>

        <pre style="border: none;" class="content-container highlight language-cql"><code class="language-cql">define &quot;Well-Visit Encounter&quot;:
      [Encounter] E
        where E.status = 'finished'
          and E.period ends during day of &quot;Measurement Period&quot;</code></pre>
      </td>

    </tr>

    <tr>
      <th scope="row" rowspan="2" class="row-header">
        Logic Definition
      </th>

      <td class="content-container"><em>Library Name:</em> StratificationPatientExample</td>

    </tr>
    <tr>

      <td>

          <a name="stratificationpatientexample-numerator"> </a>

        <pre style="border: none;" class="content-container highlight language-cql"><code class="language-cql">define &quot;Numerator&quot;:
      exists (&quot;Well-Visit Encounter&quot;)</code></pre>
      </td>

    </tr>

    <tr>
      <th scope="row" rowspan="2" class="row-header">
        Logic Definition
      </th>

      <td class="content-container"><em>Library Name:</em> StratificationPatientExample</td>

    </tr>
    <tr>

      <td>

          <a name="stratificationpatientexample-stratifier-p21y--p41y"> </a>

        <pre style="border: none;" class="content-container highlight language-cql"><code class="language-cql">define &quot;Stratifier P21Y--P41Y&quot;:
      Patient.ageInYearsAt(end of &quot;Measurement Period&quot;) between 21 and 40</code></pre>
      </td>

    </tr>

    <tr>
      <th scope="row" rowspan="2" class="row-header">
        Logic Definition
      </th>

      <td class="content-container"><em>Library Name:</em> StratificationPatientExample</td>

    </tr>
    <tr>

      <td>

          <a name="stratificationpatientexample-denominator"> </a>

        <pre style="border: none;" class="content-container highlight language-cql"><code class="language-cql">define &quot;Denominator&quot;:
      Patient.active is true</code></pre>
      </td>

    </tr>

    <tr>
      <th scope="row" rowspan="2" class="row-header">
        Logic Definition
      </th>

      <td class="content-container"><em>Library Name:</em> StratificationPatientExample</td>

    </tr>
    <tr>

      <td>

          <a name="stratificationpatientexample-stratifier-p0y--p21y"> </a>

        <pre style="border: none;" class="content-container highlight language-cql"><code class="language-cql">/* Criteria-based Stratifiers */

    define &quot;Stratifier P0Y--P21Y&quot;:
      Patient.ageInYearsAt(end of &quot;Measurement Period&quot;) between 0 and 20</code></pre>
      </td>

    </tr>

    <tr>
      <th scope="row" rowspan="2" class="row-header">
        Logic Definition
      </th>

      <td class="content-container"><em>Library Name:</em> StratificationPatientExample</td>

    </tr>
    <tr>

      <td>

          <a name="stratificationpatientexample-initial-population"> </a>

        <pre style="border: none;" class="content-container highlight language-cql"><code class="language-cql">define &quot;Initial Population&quot;:
      true</code></pre>
      </td>

    </tr>

    <tr>
      <th scope="row" rowspan="2" class="row-header">
        Logic Definition
      </th>

      <td class="content-container"><em>Library Name:</em> StratificationPatientExample</td>

    </tr>
    <tr>

      <td>

          <a name="stratificationpatientexample-stratifier-p41y--p9999y"> </a>

        <pre style="border: none;" class="content-container highlight language-cql"><code class="language-cql">define &quot;Stratifier P41Y--P9999Y&quot;:
      Patient.ageInYearsAt(end of &quot;Measurement Period&quot;) &gt;= 41</code></pre>
      </td>

    </tr>

    <tr>
      <th scope="row" rowspan="2" class="row-header">
        Logic Definition
      </th>

      <td class="content-container"><em>Library Name:</em> PatientCommon</td>

    </tr>
    <tr>

      <td>

          <a name="patientcommon-ageinyearsat"> </a>

        <pre style="border: none;" class="content-container highlight language-cql"><code class="language-cql">/*
    @description: Returns the age in years of the patient, as of the given date
    @comment: This function returns the number of whole calendar years between the patient birth
    date and the given date. Regardless of whether the patient has a birthTime, the calculation is
    performed using only the birth date. If the given date has a time component, it is ignored, on
    the grounds that birth time is almost universally not considered when determining age in years.
    */
    define fluent function ageInYearsAt(patient Patient, asOf DateTime):
      CalculateAgeInYearsAt(Patient.birthDate, date from asOf)</code></pre>
      </td>

    </tr>

    <tr>
      <th scope="row" rowspan="2" class="row-header">
        Logic Definition
      </th>

      <td class="content-container"><em>Library Name:</em> FHIRHelpers</td>

    </tr>
    <tr>

      <td>

          <a name="fhirhelpers-tostring"> </a>

        <pre style="border: none;" class="content-container highlight language-cql"><code class="language-cql">define function ToString(value EncounterStatus): value.value</code></pre>
      </td>

    </tr>

    <tr>
      <th scope="row" rowspan="2" class="row-header">
        Logic Definition
      </th>

      <td class="content-container"><em>Library Name:</em> FHIRHelpers</td>

    </tr>
    <tr>

      <td>

          <a name="fhirhelpers-tointerval"> </a>

        <pre style="border: none;" class="content-container highlight language-cql"><code class="language-cql">/*
    @description: Converts the given [Period](https://hl7.org/fhir/datatypes.html#Period)
    value to a CQL DateTime Interval
    @comment: If the start value of the given period is unspecified, the starting
    boundary of the resulting interval will be open (meaning the start of the interval
    is unknown, as opposed to interpreted as the beginning of time).
    */
    define function ToInterval(period FHIR.Period):
        if period is null then
            null
        else
            if period.&quot;start&quot; is null then
                Interval(period.&quot;start&quot;.value, period.&quot;end&quot;.value]
            else
                Interval[period.&quot;start&quot;.value, period.&quot;end&quot;.value]</code></pre>
      </td>

    </tr>

    <tr>
      <th scope="row" rowspan="2" class="row-header">
        Logic Definition
      </th>

      <td class="content-container"><em>Library Name:</em> FHIRHelpers</td>

    </tr>
    <tr>

      <td>

          <a name="fhirhelpers-todate"> </a>

        <pre style="border: none;" class="content-container highlight language-cql"><code class="language-cql">define function ToDate(value date): value.value</code></pre>
      </td>

    </tr>

    <tr>
      <th scope="row" rowspan="2" class="row-header">
        Logic Definition
      </th>

      <td class="content-container"><em>Library Name:</em> FHIRHelpers</td>

    </tr>
    <tr>

      <td>

          <a name="fhirhelpers-toboolean"> </a>

        <pre style="border: none;" class="content-container highlight language-cql"><code class="language-cql">define function ToBoolean(value boolean): value.value</code></pre>
      </td>

    </tr>

      <tr>

    <th colspan="2" scope="row" class="row-header"><a name="terminology"> </a>Terminology</th>

    </tr>

    <tr>

    <th scope="row" class="row-header">Terminology</th>

    <td class="content-container">None</td>

    </tr>

      <tr>

    <th colspan="2" scope="row" class="row-header"><a name="dependencies"> </a>Dependencies</th>

    </tr>

    <tr>

    <th scope="row" class="row-header">Dependency</th>

    <td class="content-container">None</td>

    </tr>

      <tr>

    <th colspan="2" scope="row" class="row-header"><a name="data-requirements"> </a>Data Requirements</th>

    </tr>

    <tr>
      <th scope="row" class="row-header">Data Requirement</th>
      <td class="content-container">
        <em>Type</em>: Encounter
        <br/>

        <em>Profile(s)</em>:

        <a href="http://hl7.org/fhir/R4/encounter.html">Encounter</a>
        <br/>

        <em>Must Support Elements</em>: status, period
        <br/>

      </td>
    </tr>

    <tr>
      <th scope="row" class="row-header">Data Requirement</th>
      <td class="content-container">
        <em>Type</em>: Patient
        <br/>

        <em>Profile(s)</em>:

        <a href="http://hl7.org/fhir/R4/patient.html">Patient</a>
        <br/>

      </td>
    </tr>

    <tr>
      <th colspan="2" scope="row" class="row-header">Generated using version 0.5.0 of the sample-content-ig Liquid templates</th>
    </tr>

        </tbody>
      </table>
    </div>
      </text>
      <contained>
        <Library>
          <id value="effective-data-requirements"/>
          <extension
                     url="http://hl7.org/fhir/StructureDefinition/cqf-logicDefinition">
            <extension url="libraryName">
              <valueString value="StratificationPatientExample"/>
            </extension>
            <extension url="name">
              <valueString value="Well-Visit Encounter"/>
            </extension>
            <extension url="statement">
              <valueString
                           value="define &quot;Well-Visit Encounter&quot;:
      [Encounter] E
        where E.status = 'finished'
          and E.period ends during day of &quot;Measurement Period&quot;"/>
            </extension>
            <extension url="displaySequence">
              <valueInteger value="0"/>
            </extension>
          </extension>
          <extension
                     url="http://hl7.org/fhir/StructureDefinition/cqf-logicDefinition">
            <extension url="libraryName">
              <valueString value="StratificationPatientExample"/>
            </extension>
            <extension url="name">
              <valueString value="Numerator"/>
            </extension>
            <extension url="statement">
              <valueString
                           value="define &quot;Numerator&quot;:
      exists (&quot;Well-Visit Encounter&quot;)"/>
            </extension>
            <extension url="displaySequence">
              <valueInteger value="1"/>
            </extension>
          </extension>
          <extension
                     url="http://hl7.org/fhir/StructureDefinition/cqf-logicDefinition">
            <extension url="libraryName">
              <valueString value="StratificationPatientExample"/>
            </extension>
            <extension url="name">
              <valueString value="Stratifier P21Y--P41Y"/>
            </extension>
            <extension url="statement">
              <valueString
                           value="define &quot;Stratifier P21Y--P41Y&quot;:
      Patient.ageInYearsAt(end of &quot;Measurement Period&quot;) between 21 and 40"/>
            </extension>
            <extension url="displaySequence">
              <valueInteger value="2"/>
            </extension>
          </extension>
          <extension
                     url="http://hl7.org/fhir/StructureDefinition/cqf-logicDefinition">
            <extension url="libraryName">
              <valueString value="StratificationPatientExample"/>
            </extension>
            <extension url="name">
              <valueString value="Denominator"/>
            </extension>
            <extension url="statement">
              <valueString
                           value="define &quot;Denominator&quot;:
      Patient.active is true"/>
            </extension>
            <extension url="displaySequence">
              <valueInteger value="3"/>
            </extension>
          </extension>
          <extension
                     url="http://hl7.org/fhir/StructureDefinition/cqf-logicDefinition">
            <extension url="libraryName">
              <valueString value="StratificationPatientExample"/>
            </extension>
            <extension url="name">
              <valueString value="Stratifier P0Y--P21Y"/>
            </extension>
            <extension url="statement">
              <valueString
                           value="/* Criteria-based Stratifiers */

    define &quot;Stratifier P0Y--P21Y&quot;:
      Patient.ageInYearsAt(end of &quot;Measurement Period&quot;) between 0 and 20"/>
            </extension>
            <extension url="displaySequence">
              <valueInteger value="4"/>
            </extension>
          </extension>
          <extension
                     url="http://hl7.org/fhir/StructureDefinition/cqf-logicDefinition">
            <extension url="libraryName">
              <valueString value="StratificationPatientExample"/>
            </extension>
            <extension url="name">
              <valueString value="Initial Population"/>
            </extension>
            <extension url="statement">
              <valueString value="define &quot;Initial Population&quot;:
      true"/>
            </extension>
            <extension url="displaySequence">
              <valueInteger value="5"/>
            </extension>
          </extension>
          <extension
                     url="http://hl7.org/fhir/StructureDefinition/cqf-logicDefinition">
            <extension url="libraryName">
              <valueString value="StratificationPatientExample"/>
            </extension>
            <extension url="name">
              <valueString value="Stratifier P41Y--P9999Y"/>
            </extension>
            <extension url="statement">
              <valueString
                           value="define &quot;Stratifier P41Y--P9999Y&quot;:
      Patient.ageInYearsAt(end of &quot;Measurement Period&quot;) &gt;= 41"/>
            </extension>
            <extension url="displaySequence">
              <valueInteger value="6"/>
            </extension>
          </extension>
          <extension
                     url="http://hl7.org/fhir/StructureDefinition/cqf-logicDefinition">
            <extension url="libraryName">
              <valueString value="FHIRHelpers"/>
            </extension>
            <extension url="name">
              <valueString value="ToString"/>
            </extension>
            <extension url="statement">
              <valueString
                           value="define function ToString(value EncounterStatus): value.value"/>
            </extension>
            <extension url="displaySequence">
              <valueInteger value="7"/>
            </extension>
          </extension>
          <extension
                     url="http://hl7.org/fhir/StructureDefinition/cqf-logicDefinition">
            <extension url="libraryName">
              <valueString value="FHIRHelpers"/>
            </extension>
            <extension url="name">
              <valueString value="ToInterval"/>
            </extension>
            <extension url="statement">
              <valueString
                           value="/*
    @description: Converts the given [Period](https://hl7.org/fhir/datatypes.html#Period)
    value to a CQL DateTime Interval
    @comment: If the start value of the given period is unspecified, the starting
    boundary of the resulting interval will be open (meaning the start of the interval
    is unknown, as opposed to interpreted as the beginning of time).
    */
    define function ToInterval(period FHIR.Period):
        if period is null then
            null
        else
            if period.&quot;start&quot; is null then
                Interval(period.&quot;start&quot;.value, period.&quot;end&quot;.value]
            else
                Interval[period.&quot;start&quot;.value, period.&quot;end&quot;.value]"/>
            </extension>
            <extension url="displaySequence">
              <valueInteger value="8"/>
            </extension>
          </extension>
          <extension
                     url="http://hl7.org/fhir/StructureDefinition/cqf-logicDefinition">
            <extension url="libraryName">
              <valueString value="PatientCommon"/>
            </extension>
            <extension url="name">
              <valueString value="ageInYearsAt"/>
            </extension>
            <extension url="statement">
              <valueString
                           value="/*
    @description: Returns the age in years of the patient, as of the given date
    @comment: This function returns the number of whole calendar years between the patient birth
    date and the given date. Regardless of whether the patient has a birthTime, the calculation is
    performed using only the birth date. If the given date has a time component, it is ignored, on
    the grounds that birth time is almost universally not considered when determining age in years.
    */
    define fluent function ageInYearsAt(patient Patient, asOf DateTime):
      CalculateAgeInYearsAt(Patient.birthDate, date from asOf)"/>
            </extension>
            <extension url="displaySequence">
              <valueInteger value="9"/>
            </extension>
          </extension>
          <extension
                     url="http://hl7.org/fhir/StructureDefinition/cqf-logicDefinition">
            <extension url="libraryName">
              <valueString value="FHIRHelpers"/>
            </extension>
            <extension url="name">
              <valueString value="ToDate"/>
            </extension>
            <extension url="statement">
              <valueString
                           value="define function ToDate(value date): value.value"/>
            </extension>
            <extension url="displaySequence">
              <valueInteger value="10"/>
            </extension>
          </extension>
          <extension
                     url="http://hl7.org/fhir/StructureDefinition/cqf-logicDefinition">
            <extension url="libraryName">
              <valueString value="FHIRHelpers"/>
            </extension>
            <extension url="name">
              <valueString value="ToBoolean"/>
            </extension>
            <extension url="statement">
              <valueString
                           value="define function ToBoolean(value boolean): value.value"/>
            </extension>
            <extension url="displaySequence">
              <valueInteger value="11"/>
            </extension>
          </extension>
          <name value="EffectiveDataRequirements"/>
          <status value="active"/>
          <type>
            <coding>
              <system value="http://terminology.hl7.org/CodeSystem/library-type"/>
              <code value="module-definition"/>
            </coding>
          </type>
          <relatedArtifact>
            <type value="depends-on"/>
            <display value="FHIR model information"/>
            <resource
                      value="http://hl7.org/fhir/uv/cql/Library/FHIR-ModelInfo|4.0.1"/>
          </relatedArtifact>
          <relatedArtifact>
            <type value="depends-on"/>
            <display value="Library FHIRHelpers"/>
            <resource
                      value="http://hl7.org/fhir/uv/cql/Library/FHIRHelpers|4.0.1"/>
          </relatedArtifact>
          <relatedArtifact>
            <type value="depends-on"/>
            <display value="Library PatientCommon"/>
            <resource value="https://madie.cms.gov/Library/PatientCommon"/>
          </relatedArtifact>
          <relatedArtifact>
            <type value="depends-on"/>
            <display value="Library FHIRHelpers"/>
            <resource
                      value="http://hl7.org/fhir/uv/cql/Library/FHIRHelpers|4.0.1"/>
          </relatedArtifact>
          <parameter>
            <name value="Measurement Period"/>
            <use value="in"/>
            <min value="0"/>
            <max value="1"/>
            <type value="Period"/>
          </parameter>
          <parameter>
            <name value="Numerator"/>
            <use value="out"/>
            <min value="0"/>
            <max value="1"/>
            <type value="boolean"/>
          </parameter>
          <parameter>
            <name value="Stratifier P21Y--P41Y"/>
            <use value="out"/>
            <min value="0"/>
            <max value="1"/>
            <type value="boolean"/>
          </parameter>
          <parameter>
            <name value="Denominator"/>
            <use value="out"/>
            <min value="0"/>
            <max value="1"/>
            <type value="boolean"/>
          </parameter>
          <parameter>
            <name value="Stratifier P0Y--P21Y"/>
            <use value="out"/>
            <min value="0"/>
            <max value="1"/>
            <type value="boolean"/>
          </parameter>
          <parameter>
            <name value="Initial Population"/>
            <use value="out"/>
            <min value="0"/>
            <max value="1"/>
            <type value="boolean"/>
          </parameter>
          <parameter>
            <name value="Stratifier P41Y--P9999Y"/>
            <use value="out"/>
            <min value="0"/>
            <max value="1"/>
            <type value="boolean"/>
          </parameter>
          <dataRequirement>
            <type value="Encounter"/>
            <profile value="http://hl7.org/fhir/StructureDefinition/Encounter"/>
            <mustSupport value="status"/>
            <mustSupport value="period"/>
          </dataRequirement>
          <dataRequirement>
            <type value="Patient"/>
            <profile value="http://hl7.org/fhir/StructureDefinition/Patient"/>
          </dataRequirement>
          <dataRequirement>
            <type value="Patient"/>
            <profile value="http://hl7.org/fhir/StructureDefinition/Patient"/>
          </dataRequirement>
          <dataRequirement>
            <type value="Encounter"/>
            <profile value="http://hl7.org/fhir/StructureDefinition/Encounter"/>
            <mustSupport value="status"/>
            <mustSupport value="period"/>
          </dataRequirement>
          <dataRequirement>
            <type value="Patient"/>
            <profile value="http://hl7.org/fhir/StructureDefinition/Patient"/>
          </dataRequirement>
        </Library>
      </contained>
      <extension
                 url="http://hl7.org/fhir/uv/crmi/StructureDefinition/crmi-effectiveDataRequirements">
        <valueCanonical value="#effective-data-requirements"/>
      </extension>
      <url value="https://madie.cms.gov/Measure/StratificationPatientExample"/>
      <version value="2026.0.0"/>
      <status value="draft"/>
      <date value="2026-01-20T14:56:48+00:00"/>
      <library
               value="https://madie.cms.gov/Library/StratificationPatientExample"/>
      <scoring>
        <coding>
          <system value="http://hl7.org/fhir/measure-scoring"/>
          <code value="proportion"/>
        </coding>
      </scoring>
      <group id="group-1">
        <extension
                   url="http://hl7.org/fhir/uv/cqm/StructureDefinition/cqm-populationBasis">
          <valueCode value="boolean"/>
        </extension>
        <population id="initial-population">
          <code>
            <coding>
              <system
                      value="http://terminology.hl7.org/CodeSystem/measure-population"/>
              <code value="initial-population"/>
              <display value="Initial Population"/>
            </coding>
          </code>
          <criteria>
            <language value="text/cql-identifier"/>
            <expression value="Initial Population"/>
          </criteria>
        </population>
        <population id="denominator">
          <code>
            <coding>
              <system
                      value="http://terminology.hl7.org/CodeSystem/measure-population"/>
              <code value="denominator"/>
              <display value="Denominator"/>
            </coding>
          </code>
          <criteria>
            <language value="text/cql-identifier"/>
            <expression value="Denominator"/>
          </criteria>
        </population>
        <population id="numerator">
          <code>
            <coding>
              <system
                      value="http://terminology.hl7.org/CodeSystem/measure-population"/>
              <code value="numerator"/>
              <display value="Numerator"/>
            </coding>
          </code>
          <criteria>
            <language value="text/cql-identifier"/>
            <expression value="Numerator"/>
          </criteria>
        </population>
        <stratifier>
          <code>
            <text value="Criteria-based Age Range Stratifier, 0 to 20 years"/>
          </code>
          <criteria>
            <language value="text/cql-identifier"/>
            <expression value="Stratifier P0Y--P21Y"/>
          </criteria>
        </stratifier>
        <stratifier>
          <code>
            <text value="Criteria-based Age Range Stratifier, 21 to 40 years"/>
          </code>
          <criteria>
            <language value="text/cql-identifier"/>
            <expression value="Stratifier P21Y--P41Y"/>
          </criteria>
        </stratifier>
        <stratifier>
          <code>
            <text value="Criteria-based Age Range Stratifier, 41+ years"/>
          </code>
          <criteria>
            <language value="text/cql-identifier"/>
            <expression value="Stratifier P41Y--P9999Y"/>
          </criteria>
        </stratifier>
        <stratifier>
          <code>
            <text value="Value-based Gender and Age Range Stratifier"/>
          </code>
          <component>
            <code>
              <text value="Value-based Gender Component Stratifier"/>
            </code>
            <criteria>
              <language value="text/cql-identifier"/>
              <expression value="Gender Stratifier"/>
            </criteria>
          </component>
          <component>
            <code>
              <text value="Value-based Age Range Component Stratifier"/>
            </code>
            <criteria>
              <language value="text/cql-identifier"/>
              <expression value="Age Range Stratifier"/>
            </criteria>
          </component>
        </stratifier>
      </group>
    </Measure>