dQM CMS Content Implementation Guide
2026.1.0 - CI Build

dQM CMS Content Implementation Guide, published by cqframework. This guide is not an authorized publication; it is the continuous build for version 2026.1.0 built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/cqframework/dqm-content-cms-2026/ and changes regularly. See the Directory of published versions

: null - XML Representation

Draft as of 2026-07-30

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<Measure xmlns="http://hl7.org/fhir">
  <id value="HOBExample"/>
  <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">2026.1.0</td>


</tr>












<tr>


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



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


</tr>











































  
  
  
    
    <tr>


<th colspan="2" scope="row" class="row-header">Measure Group (Rate) (ID: o-cob-prevalence-rate)</th>


</tr>
  
  
    
<tr>


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



<td class="content-container">O-COB Prevalence Rate</td>


</tr>

  
  
  
<tr>


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



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


</tr>



  
<tr>


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



<td class="content-container">
    Proportion


</td>


</tr>












  
  

    
      
        
  
    
    
    <tr>
      
        

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


      
      <td class="content-container">
        
        <em>ID</em>: o-cob-ip
        <br/>
        
        
          <em>Description</em>:
          <p style="white-space: pre-line" class="tab-one">Outpatient (ED/OBS) encounters occurring within the measurement period</p>
        
        
          
            
              <em>Criteria</em>: O-COB Prevalence Rate Initial Population
            
          
          
        
        
        
      </td>
    </tr>
  

      
    

    
      
        
  
    
    
    <tr>
      
        

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


      
      <td class="content-container">
        
        <em>ID</em>: o-cob-denom
        <br/>
        
        
          <em>Description</em>:
          <p style="white-space: pre-line" class="tab-one">Outpatient (ED/OBS) encounters occurring within the measurement period</p>
        
        
          
            
              <em>Criteria</em>: O-COB Prevalence Rate Denominator
            
          
          
        
        
        
      </td>
    </tr>
  

      
    

    
      
    

    
      
    

    
      
        
  
    
    
    <tr>
      
        

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


      
      <td class="content-container">
        
        <em>ID</em>: o-cob-numer
        <br/>
        
        
          <em>Description</em>:
          <p style="white-space: pre-line" class="tab-one">Number of outpatient O-COB events occurring within the measurement period</p>
        
        
          
            
              <em>Criteria</em>: Numerator
            
          
          
        
        
        
      </td>
    </tr>
  

      
    

    
      
    

  


  



  
  
  
    
    <tr>


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


</tr>
  
  
    
<tr>


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



<td class="content-container">COB Prevalence Rate</td>


</tr>

  
  
  
<tr>


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



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


</tr>



  
<tr>


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



<td class="content-container">
    Proportion


</td>


</tr>












  
  

    
      
        
  
    
    
    <tr>
      
        

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


      
      <td class="content-container">
        
        <em>ID</em>: cob-ip
        <br/>
        
        
          <em>Description</em>:
          <p style="white-space: pre-line" class="tab-one">Inpatient stays where at least one of the first three inpatient calendar days falls within the measurement period</p>
        
        
          
            
              <em>Criteria</em>: COB Prevalence Rate Initial Population
            
          
          
        
        
        
      </td>
    </tr>
  

      
    

    
      
        
  
    
    
    <tr>
      
        

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


      
      <td class="content-container">
        
        <em>ID</em>: cob-denom
        <br/>
        
        
          <em>Description</em>:
          <p style="white-space: pre-line" class="tab-one">Inpatient stays where at least one of the first three inpatient calendar days falls within the measurement period</p>
        
        
          
            
              <em>Criteria</em>: COB Prevalence Rate Denominator
            
          
          
        
        
        
      </td>
    </tr>
  

      
    

    
      
    

    
      
    

    
      
        
  
    
    
    <tr>
      
        

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


      
      <td class="content-container">
        
        <em>ID</em>: cob-numer
        <br/>
        
        
          <em>Description</em>:
          <p style="white-space: pre-line" class="tab-one">Inpatient COB events occurring within the measurement period</p>
        
        
          
            
              <em>Criteria</em>: Numerator
            
          
          
        
        
        
      </td>
    </tr>
  

      
    

    
      
    

  


  



  
  
  
    
    <tr>


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


</tr>
  
  
    
<tr>


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



<td class="content-container">HOB Crude Risk</td>


</tr>

  
  
  
<tr>


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



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


</tr>



  
<tr>


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



<td class="content-container">
    Proportion


</td>


</tr>












  
  

    
      
        
  
    
    
    <tr>
      
        

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


      
      <td class="content-container">
        
        <em>ID</em>: hob-crude-ip
        <br/>
        
        
          <em>Description</em>:
          <p style="white-space: pre-line" class="tab-one">Number of inpatient stays where there are any inpatient days eligible for a hospital-onset event during the measurement period</p>
        
        
          
            
              <em>Criteria</em>: HOB Crude Risk Initial Population
            
          
          
        
        
        
      </td>
    </tr>
  

      
    

    
      
        
  
    
    
    <tr>
      
        

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


      
      <td class="content-container">
        
        <em>ID</em>: hob-crude-denom
        <br/>
        
        
          <em>Description</em>:
          <p style="white-space: pre-line" class="tab-one">Number of inpatient stays where there are any inpatient days eligible for a hospital-onset event during the measurement period</p>
        
        
          
            
              <em>Criteria</em>: HOB Crude Risk Denominator
            
          
          
        
        
        
      </td>
    </tr>
  

      
    

    
      
    

    
      
    

    
      
        
  
    
    
    <tr>
      
        

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


      
      <td class="content-container">
        
        <em>ID</em>: hob-crude-numer
        <br/>
        
        
          <em>Description</em>:
          <p style="white-space: pre-line" class="tab-one">Number of inpatient stays with at least one HOB event occurring within the measurement period</p>
        
        
          
            
              <em>Criteria</em>: Numerator
            
          
          
        
        
        
      </td>
    </tr>
  

      
    

    
      
    

  


  



  
  
  
    
    <tr>


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


</tr>
  
  
    
<tr>


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



<td class="content-container">HOB Incidence Density</td>


</tr>

  
  
  
<tr>


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



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


</tr>



  
<tr>


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



<td class="content-container">
    Ratio


</td>


</tr>



  
<tr>


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



<td class="content-container">
    per 100 eligible patient days


</td>


</tr>











  
  

    
      
        
  
    
    
    <tr>
      
        

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


      
      <td class="content-container">
        
        <em>ID</em>: hob-incidence-ip
        <br/>
        
        
          <em>Description</em>:
          <p style="white-space: pre-line" class="tab-one">Inpatient stay with days eligible for a hospital-onset event during the measurement period</p>
        
        
          
            
              <em>Criteria</em>: HOB Incidence Initial Population
            
          
          
        
        
        
      </td>
    </tr>
  

      
    

    
      
        
  
    
    
    <tr>
      
        

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


      
      <td class="content-container">
        
        <em>ID</em>: hob-incidence-denom
        <br/>
        
        
          <em>Description</em>:
          <p style="white-space: pre-line" class="tab-one">Inpatient stay with days eligible for a hospital-onset event during the measurement period</p>
        
        
          
            
              <em>Criteria</em>: Denominator
            
          
          
        
        
          <br/><em>Input Population</em>: hob-incidence-ip
        
        
      </td>
    </tr>
  

      
    

    
      
    

    
      
        
  
    
    
    <tr>
      
        

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


      
      <td class="content-container">
        
        <em>ID</em>: hob-incidence-numer
        <br/>
        
        
          <em>Description</em>:
          <p style="white-space: pre-line" class="tab-one">HOB Event</p>
        
        
          
            
              <em>Criteria</em>: HOB Incidence Numerator
            
          
          
        
        
          <br/><em>Input Population</em>: hob-incidence-ip
        
        
      </td>
    </tr>
  

      
    

    
      
    

    
      
        
  
    
    
    <tr>
      
        

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


      
      <td class="content-container">
        
        <em>ID</em>: hob-incidence-denom-obs
        <br/>
        
        
          <em>Description</em>:
          <p style="white-space: pre-line" class="tab-one">Number of inipatient days eligible for a hospital-onset event during the measurement period</p>
        
        
          
            
              <em>Criteria</em>: HOB Incidence Denominator Observation
            
          
          
        
        
          <br/><em>Input Population</em>: hob-incidence-denom
        
        
          <em>AggregateMethod</em>: <span title="Codes:{http://terminology.hl7.org/CodeSystem/measure-aggregate-method sum}">Sum</span>
        
      </td>
    </tr>
  

      
        
  
    
    
    <tr>
      
        

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


      
      <td class="content-container">
        
        <em>ID</em>: hob-incidence-numer-obs
        <br/>
        
        
          <em>Description</em>:
          <p style="white-space: pre-line" class="tab-one">Number of HOB Events</p>
        
        
          
            
              <em>Criteria</em>: HOB Incidence Numerator Observation
            
          
          
        
        
          <br/><em>Input Population</em>: hob-incidence-numer
        
        
          <em>AggregateMethod</em>: <span title="Codes:{http://terminology.hl7.org/CodeSystem/measure-aggregate-method sum}">Sum</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-HOB.html">HOB Elements and Logic</a></td>


</tr>














<tr>
  <th colspan="2" scope="row" class="row-header">Generated using version 0.5.6-cibuild of the sample-content-ig Liquid templates</th>
</tr>

    </tbody>
  </table>
</div>
  </text>
  <url value="https://madie.cms.gov/Measure/HOBExample"/>
  <version value="2026.1.0"/>
  <status value="draft"/>
  <date value="2026-07-30T20:17:17+00:00"/>
  <library value="https://madie.cms.gov/Library/HOB"/>
  <group id="o-cob-prevalence-rate">
    <extension
               url="http://hl7.org/fhir/5.0/StructureDefinition/extension-Measure.group.linkId">
      <valueString value="o-cob-prevalence-rate"/>
    </extension>
    <extension
               url="http://hl7.org/fhir/uv/cqm/StructureDefinition/cqm-populationBasis">
      <valueCode value="Encounter"/>
    </extension>
    <extension
               url="http://hl7.org/fhir/uv/cqm/StructureDefinition/cqm-scoring">
      <valueCodeableConcept>
        <coding>
          <system
                  value="http://terminology.hl7.org/CodeSystem/measure-scoring"/>
          <code value="proportion"/>
          <display value="Proportion"/>
        </coding>
      </valueCodeableConcept>
    </extension>
    <description value="O-COB Prevalence Rate"/>
    <population id="o-cob-ip">
      <extension
                 url="http://hl7.org/fhir/5.0/StructureDefinition/extension-Measure.group.population.linkId">
        <valueString value="o-cob-ip"/>
      </extension>
      <code>
        <coding>
          <system
                  value="http://terminology.hl7.org/CodeSystem/measure-population"/>
          <code value="initial-population"/>
          <display value="Initial Population"/>
        </coding>
      </code>
      <description
                   value="Outpatient (ED/OBS) encounters occurring within the measurement period"/>
      <criteria>
        <language value="text/cql-identifier"/>
        <expression value="O-COB Prevalence Rate Initial Population"/>
      </criteria>
    </population>
    <population id="o-cob-denom">
      <extension
                 url="http://hl7.org/fhir/5.0/StructureDefinition/extension-Measure.group.population.linkId">
        <valueString value="o-cob-denom"/>
      </extension>
      <code>
        <coding>
          <system
                  value="http://terminology.hl7.org/CodeSystem/measure-population"/>
          <code value="denominator"/>
          <display value="Denominator"/>
        </coding>
      </code>
      <description
                   value="Outpatient (ED/OBS) encounters occurring within the measurement period"/>
      <criteria>
        <language value="text/cql-identifier"/>
        <expression value="O-COB Prevalence Rate Denominator"/>
      </criteria>
    </population>
    <population id="o-cob-numer">
      <extension
                 url="http://hl7.org/fhir/5.0/StructureDefinition/extension-Measure.group.population.linkId">
        <valueString value="o-cob-numer"/>
      </extension>
      <code>
        <coding>
          <system
                  value="http://terminology.hl7.org/CodeSystem/measure-population"/>
          <code value="numerator"/>
          <display value="Numerator"/>
        </coding>
      </code>
      <description
                   value="Number of outpatient O-COB events occurring within the measurement period"/>
      <criteria>
        <language value="text/cql-identifier"/>
        <expression value="Numerator"/>
      </criteria>
    </population>
  </group>
  <group id="cob-prevalence-rate">
    <extension
               url="http://hl7.org/fhir/5.0/StructureDefinition/extension-Measure.group.linkId">
      <valueString value="cob-prevalence-rate"/>
    </extension>
    <extension
               url="http://hl7.org/fhir/uv/cqm/StructureDefinition/cqm-populationBasis">
      <valueCode value="Encounter"/>
    </extension>
    <extension
               url="http://hl7.org/fhir/uv/cqm/StructureDefinition/cqm-scoring">
      <valueCodeableConcept>
        <coding>
          <system
                  value="http://terminology.hl7.org/CodeSystem/measure-scoring"/>
          <code value="proportion"/>
          <display value="Proportion"/>
        </coding>
      </valueCodeableConcept>
    </extension>
    <description value="COB Prevalence Rate"/>
    <population id="cob-ip">
      <extension
                 url="http://hl7.org/fhir/5.0/StructureDefinition/extension-Measure.group.population.linkId">
        <valueString value="cob-ip"/>
      </extension>
      <code>
        <coding>
          <system
                  value="http://terminology.hl7.org/CodeSystem/measure-population"/>
          <code value="initial-population"/>
          <display value="Initial Population"/>
        </coding>
      </code>
      <description
                   value="Inpatient stays where at least one of the first three inpatient calendar days falls within the measurement period"/>
      <criteria>
        <language value="text/cql-identifier"/>
        <expression value="COB Prevalence Rate Initial Population"/>
      </criteria>
    </population>
    <population id="cob-denom">
      <extension
                 url="http://hl7.org/fhir/5.0/StructureDefinition/extension-Measure.group.population.linkId">
        <valueString value="cob-denom"/>
      </extension>
      <code>
        <coding>
          <system
                  value="http://terminology.hl7.org/CodeSystem/measure-population"/>
          <code value="denominator"/>
          <display value="Denominator"/>
        </coding>
      </code>
      <description
                   value="Inpatient stays where at least one of the first three inpatient calendar days falls within the measurement period"/>
      <criteria>
        <language value="text/cql-identifier"/>
        <expression value="COB Prevalence Rate Denominator"/>
      </criteria>
    </population>
    <population id="cob-numer">
      <extension
                 url="http://hl7.org/fhir/5.0/StructureDefinition/extension-Measure.group.population.linkId">
        <valueString value="cob-numer"/>
      </extension>
      <code>
        <coding>
          <system
                  value="http://terminology.hl7.org/CodeSystem/measure-population"/>
          <code value="numerator"/>
          <display value="Numerator"/>
        </coding>
      </code>
      <description
                   value="Inpatient COB events occurring within the measurement period"/>
      <criteria>
        <language value="text/cql-identifier"/>
        <expression value="Numerator"/>
      </criteria>
    </population>
  </group>
  <group id="hob-crude-risk">
    <extension
               url="http://hl7.org/fhir/5.0/StructureDefinition/extension-Measure.group.linkId">
      <valueString value="hob-crude-risk"/>
    </extension>
    <extension
               url="http://hl7.org/fhir/uv/cqm/StructureDefinition/cqm-populationBasis">
      <valueCode value="Encounter"/>
    </extension>
    <extension
               url="http://hl7.org/fhir/uv/cqm/StructureDefinition/cqm-scoring">
      <valueCodeableConcept>
        <coding>
          <system
                  value="http://terminology.hl7.org/CodeSystem/measure-scoring"/>
          <code value="proportion"/>
          <display value="Proportion"/>
        </coding>
      </valueCodeableConcept>
    </extension>
    <description value="HOB Crude Risk"/>
    <population id="hob-crude-ip">
      <extension
                 url="http://hl7.org/fhir/5.0/StructureDefinition/extension-Measure.group.population.linkId">
        <valueString value="hob-crude-ip"/>
      </extension>
      <code>
        <coding>
          <system
                  value="http://terminology.hl7.org/CodeSystem/measure-population"/>
          <code value="initial-population"/>
          <display value="Initial Population"/>
        </coding>
      </code>
      <description
                   value="Number of inpatient stays where there are any inpatient days eligible for a hospital-onset event during the measurement period"/>
      <criteria>
        <language value="text/cql-identifier"/>
        <expression value="HOB Crude Risk Initial Population"/>
      </criteria>
    </population>
    <population id="hob-crude-denom">
      <extension
                 url="http://hl7.org/fhir/5.0/StructureDefinition/extension-Measure.group.population.linkId">
        <valueString value="hob-crude-denom"/>
      </extension>
      <code>
        <coding>
          <system
                  value="http://terminology.hl7.org/CodeSystem/measure-population"/>
          <code value="denominator"/>
          <display value="Denominator"/>
        </coding>
      </code>
      <description
                   value="Number of inpatient stays where there are any inpatient days eligible for a hospital-onset event during the measurement period"/>
      <criteria>
        <language value="text/cql-identifier"/>
        <expression value="HOB Crude Risk Denominator"/>
      </criteria>
    </population>
    <population id="hob-crude-numer">
      <extension
                 url="http://hl7.org/fhir/5.0/StructureDefinition/extension-Measure.group.population.linkId">
        <valueString value="hob-crude-numer"/>
      </extension>
      <code>
        <coding>
          <system
                  value="http://terminology.hl7.org/CodeSystem/measure-population"/>
          <code value="numerator"/>
          <display value="Numerator"/>
        </coding>
      </code>
      <description
                   value="Number of inpatient stays with at least one HOB event occurring within the measurement period"/>
      <criteria>
        <language value="text/cql-identifier"/>
        <expression value="Numerator"/>
      </criteria>
    </population>
  </group>
  <group id="hob-incidence">
    <extension
               url="http://hl7.org/fhir/5.0/StructureDefinition/extension-Measure.group.linkId">
      <valueString value="hob-incidence"/>
    </extension>
    <extension
               url="http://hl7.org/fhir/uv/cqm/StructureDefinition/cqm-populationBasis">
      <valueCode value="Encounter"/>
    </extension>
    <extension
               url="http://hl7.org/fhir/uv/cqm/StructureDefinition/cqm-scoring">
      <valueCodeableConcept>
        <coding>
          <system
                  value="http://terminology.hl7.org/CodeSystem/measure-scoring"/>
          <code value="ratio"/>
          <display value="Ratio"/>
        </coding>
      </valueCodeableConcept>
    </extension>
    <extension
               url="http://hl7.org/fhir/uv/cqm/StructureDefinition/cqm-scoringUnit">
      <valueCodeableConcept>
        <coding>
          <system value="http://unitsofmeasure.org"/>
          <code value="/100.d"/>
          <display value="per 100 eligible patient days"/>
        </coding>
      </valueCodeableConcept>
    </extension>
    <description value="HOB Incidence Density"/>
    <population id="hob-incidence-ip">
      <extension
                 url="http://hl7.org/fhir/5.0/StructureDefinition/extension-Measure.group.population.linkId">
        <valueString value="hob-incidence-ip"/>
      </extension>
      <code>
        <coding>
          <system
                  value="http://terminology.hl7.org/CodeSystem/measure-population"/>
          <code value="initial-population"/>
          <display value="Initial Population"/>
        </coding>
      </code>
      <description
                   value="Inpatient stay with days eligible for a hospital-onset event during the measurement period"/>
      <criteria>
        <language value="text/cql-identifier"/>
        <expression value="HOB Incidence Initial Population"/>
      </criteria>
    </population>
    <population id="hob-incidence-denom">
      <extension
                 url="http://hl7.org/fhir/5.0/StructureDefinition/extension-Measure.group.population.linkId">
        <valueString value="hob-incidence-denom"/>
      </extension>
      <extension
                 url="http://hl7.org/fhir/StructureDefinition/cqf-criteriaReference">
        <valueString value="hob-incidence-ip"/>
      </extension>
      <code>
        <coding>
          <system
                  value="http://terminology.hl7.org/CodeSystem/measure-population"/>
          <code value="denominator"/>
          <display value="Denominator"/>
        </coding>
      </code>
      <description
                   value="Inpatient stay with days eligible for a hospital-onset event during the measurement period"/>
      <criteria>
        <language value="text/cql-identifier"/>
        <expression value="Denominator"/>
      </criteria>
    </population>
    <population id="hob-incidence-denom-obs">
      <extension
                 url="http://hl7.org/fhir/5.0/StructureDefinition/extension-Measure.group.population.linkId">
        <valueString value="hob-incidence-denom-obs"/>
      </extension>
      <extension
                 url="http://hl7.org/fhir/StructureDefinition/cqf-criteriaReference">
        <valueString value="hob-incidence-denom"/>
      </extension>
      <extension
                 url="http://hl7.org/fhir/uv/cqm/StructureDefinition/cqm-aggregateMethod">
        <valueCodeableConcept>
          <coding>
            <system
                    value="http://terminology.hl7.org/CodeSystem/measure-aggregate-method"/>
            <code value="sum"/>
            <display value="Sum"/>
          </coding>
        </valueCodeableConcept>
      </extension>
      <code>
        <coding>
          <system
                  value="http://terminology.hl7.org/CodeSystem/measure-population"/>
          <code value="measure-observation"/>
          <display value="Measure Observation"/>
        </coding>
      </code>
      <description
                   value="Number of inipatient days eligible for a hospital-onset event during the measurement period"/>
      <criteria>
        <language value="text/cql-identifier"/>
        <expression value="HOB Incidence Denominator Observation"/>
      </criteria>
    </population>
    <population id="hob-incidence-numer">
      <extension
                 url="http://hl7.org/fhir/5.0/StructureDefinition/extension-Measure.group.population.linkId">
        <valueString value="hob-incidence-numer"/>
      </extension>
      <extension
                 url="http://hl7.org/fhir/StructureDefinition/cqf-criteriaReference">
        <valueString value="hob-incidence-ip"/>
      </extension>
      <code>
        <coding>
          <system
                  value="http://terminology.hl7.org/CodeSystem/measure-population"/>
          <code value="numerator"/>
          <display value="Numerator"/>
        </coding>
      </code>
      <description value="HOB Event"/>
      <criteria>
        <language value="text/cql-identifier"/>
        <expression value="HOB Incidence Numerator"/>
      </criteria>
    </population>
    <population id="hob-incidence-numer-obs">
      <extension
                 url="http://hl7.org/fhir/5.0/StructureDefinition/extension-Measure.group.population.linkId">
        <valueString value="hob-incidence-numer-obs"/>
      </extension>
      <extension
                 url="http://hl7.org/fhir/StructureDefinition/cqf-criteriaReference">
        <valueString value="hob-incidence-numer"/>
      </extension>
      <extension
                 url="http://hl7.org/fhir/uv/cqm/StructureDefinition/cqm-aggregateMethod">
        <valueCodeableConcept>
          <coding>
            <system
                    value="http://terminology.hl7.org/CodeSystem/measure-aggregate-method"/>
            <code value="sum"/>
            <display value="Sum"/>
          </coding>
        </valueCodeableConcept>
      </extension>
      <code>
        <coding>
          <system
                  value="http://terminology.hl7.org/CodeSystem/measure-population"/>
          <code value="measure-observation"/>
          <display value="Measure Observation"/>
        </coding>
      </code>
      <description value="Number of HOB Events"/>
      <criteria>
        <language value="text/cql-identifier"/>
        <expression value="HOB Incidence Numerator Observation"/>
      </criteria>
    </population>
  </group>
</Measure>