Quality Measure Implementation Guide
2.0.0-ballot - STU 2 Ballot

Quality Measure Implementation Guide - Downloaded Version null See the Directory of published versions

## : Age Stratified Example

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    {
      "resourceType" : "Measure",
      "id" : "age-stratified-example",
      "meta" : {
        "profile" : [
          🔗 "http://hl7.org/fhir/uv/cqm/StructureDefinition/cqm-computablemeasure"
        ]
      },
      "language" : "en",
      "text" : {
        "status" : "extensions",
        "div" : "<div xmlns=\"http://www.w3.org/1999/xhtml\">\n  <table class=\"narrative-table\">\n    <tbody>\n<tr>\n\n\n<th colspan=\"2\" scope=\"row\" class=\"row-header\">Metadata</th>\n\n\n</tr>\n\n<tr>\n\n\n<th scope=\"row\" class=\"row-header\">Title</th>\n\n\n\n<td class=\"content-container\">Measure Age Stratified Example</td>\n\n\n</tr>\n\n\n\n<tr>\n\n\n<th scope=\"row\" class=\"row-header\">Version</th>\n\n\n\n<td class=\"content-container\">2.0.0-ballot</td>\n\n\n</tr>\n\n\n\n\n\n\n\n  \n<tr>\n\n\n<th scope=\"row\" class=\"row-header\">Identifier</th>\n\n\n\n<td class=\"content-container\">urn:oid:2.16.840.1.113883.4.642.40.61.29.20</td>\n\n\n</tr>\n\n\n\n\n\n\n\n\n<tr>\n\n\n<th scope=\"row\" class=\"row-header\">Experimental</th>\n\n\n\n<td class=\"content-container\">true</td>\n\n\n</tr>\n\n\n\n\n\n<tr>\n\n\n<th scope=\"row\" class=\"row-header\">Jurisdiction</th>\n\n\n\n<td class=\"content-container\">\n    001 from <a href=\"http://unstats.un.org/unsd/methods/m49/m49.htm\">http://unstats.un.org/unsd/methods/m49/m49.htm</a> \n\n\n</td>\n\n\n</tr>\n\n\n\n\n\n\n\n\n<tr>\n\n\n<th scope=\"row\" class=\"row-header\">Steward (Publisher)</th>\n\n\n\n<td class=\"content-container\">HL7 International / Clinical Quality Information</td>\n\n\n</tr>\n\n\n\n\n\n\n\n\n\n<tr>\n\n\n<th scope=\"row\" class=\"row-header\">Description</th>\n\n\n\n<td class=\"content-container\"><div><p>A sample measure demonstrating age stratification using  age ranges represented as ISO-8601-Derived periods.</p>\n</div></td>\n\n\n</tr>\n\n\n\n\n\n\n  \n<tr>\n\n\n<th scope=\"row\" class=\"row-header\">Measure Basis</th>\n\n\n\n<td class=\"content-container\">boolean</td>\n\n\n</tr>\n\n\n\n<tr>\n\n\n<th scope=\"row\" class=\"row-header\">Measure Scoring</th>\n\n\n\n<td class=\"content-container\">\n    cohort from <a href=\"http://terminology.hl7.org/7.1.0/CodeSystem-measure-scoring.html\">http://terminology.hl7.org/CodeSystem/measure-scoring</a> \n\n\n</td>\n\n\n</tr>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n  \n  \n  \n    \n    <tr>\n\n\n<th colspan=\"2\" scope=\"row\" class=\"row-header\">Measure Group (Rate) (ID: primary)</th>\n\n\n</tr>\n  \n  \n  \n\n\n\n\n\n\n\n\n\n\n\n  \n\n  \n\n<tr>\n  \n\n<th scope=\"row\" class=\"row-header\">Stratifier</th>\n\n\n  <td class=\"content-container\">\n    \n    \n      \n        <em>Code</em>: <span title=\"Codes:\">Age Group</span>\n      \n      \n        <br/>\n      \n    \n    \n      <em>Description</em>: Stratification by age groups represented as ISO-8601-Derived periods.\n    \n  </td>\n</tr>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n<tr>\n\n\n<th colspan=\"2\" scope=\"row\" class=\"row-header\">Measure Logic</th>\n\n\n</tr>\n\n<tr>\n\n\n<th scope=\"row\" class=\"row-header\">Primary Library</th>\n\n\n\n<td class=\"content-container\"><a href=\"Library-AgeStratificationExample.html\">Age Stratification Example</a></td>\n\n\n</tr>\n\n\n\n\n<tr>\n  <th scope=\"row\" class=\"row-header\">Contents</th>\n  <td class=\"content-container\">\n    <em><a href=\"#population-criteria\">Population Criteria</a></em>\n    <br/>\n    <em><a href=\"#definitions\">Logic Definitions</a></em>\n    <br/>\n    <em><a href=\"#terminology\">Terminology</a></em>\n    <br/>\n    <em><a href=\"#dependencies\">Dependencies</a></em>\n    <br/>\n    <em><a href=\"#data-requirements\">Data Requirements</a></em>\n    <br/>\n    <em><a href=\"#parameters\">Parameters</a></em>\n    <br/>\n  </td>\n</tr>\n\n\n  <tr>\n\n\n<th colspan=\"2\" scope=\"row\" class=\"row-header\"><a name=\"population-criteria\"> </a>Population Criteria</th>\n\n\n</tr>\n  \n  \n  \n\n  \n  \n  \n    \n    <tr>\n\n\n<th colspan=\"2\" scope=\"row\" class=\"row-header\">Measure Group (Rate) (ID: primary)</th>\n\n\n</tr>\n  \n  \n  \n\n  \n\n  \n    \n        \n          \n        \n          \n            <tr>\n  <th scope=\"row\" rowspan=\"2\" class=\"row-header\">\n    \n    Stratifier\n    \n  </th>\n</tr>\n<tr>\n\n  <td>\n    \n    \n    \n    \n    <pre style=\"border: none;\" class=\"content-container highlight language-cql\"><code class=\"language-cql\">/*\nBy Patient Age as of the start of the Measurement Period\nAge (10-14, 15-19, 20+)\n*/\ndefine &quot;By Age&quot;:\n  case\n    when AgeInYearsAt(start of &quot;Measurement Period&quot;) in Interval[10, 14] then &quot;P10Y--P15Y&quot;\n    when AgeInYearsAt(start of &quot;Measurement Period&quot;) in Interval[15, 19] then &quot;P15Y--P20Y&quot;\n    when AgeInYearsAt(start of &quot;Measurement Period&quot;) &gt;= 20 then &quot;P20Y--P9999Y&quot;\n    else null\n  end</code></pre>\n    \n      \n      <a href=\"#agestratificationexample-by-age\"><em>Definition</em></a>\n    \n  </td>\n\n</tr>\n\n          \n        \n          \n        \n    \n  \n\n\n  \n\n  \n  \n\n\n  <tr>\n\n\n<th colspan=\"2\" scope=\"row\" class=\"row-header\"><a name=\"definitions\"> </a>Logic Definitions</th>\n\n\n</tr>\n  \n  \n          \n        \n\n\n<tr>\n  <th scope=\"row\" rowspan=\"2\" class=\"row-header\">\n    Logic Definition\n  </th>\n\n  <td class=\"content-container\"><em>Library Name:</em> AgeStratificationExample</td>\n\n</tr>\n<tr>\n\n  <td>\n    \n    \n    \n    \n      <a name=\"agestratificationexample-initial-population\"> </a>\n    \n    <pre style=\"border: none;\" class=\"content-container highlight language-cql\"><code class=\"language-cql\">define &quot;Initial Population&quot;:\n  exists (\n    [Encounter] E\n      where E.period during &quot;Measurement Period&quot;\n  )</code></pre>\n  </td>\n\n</tr>\n\n\n\n        \n\n\n<tr>\n  <th scope=\"row\" rowspan=\"2\" class=\"row-header\">\n    Logic Definition\n  </th>\n\n  <td class=\"content-container\"><em>Library Name:</em> AgeStratificationExample</td>\n\n</tr>\n<tr>\n\n  <td>\n    \n    \n    \n    \n      <a name=\"agestratificationexample-by-age\"> </a>\n    \n    <pre style=\"border: none;\" class=\"content-container highlight language-cql\"><code class=\"language-cql\">/*\nBy Patient Age as of the start of the Measurement Period\nAge (10-14, 15-19, 20+)\n*/\ndefine &quot;By Age&quot;:\n  case\n    when AgeInYearsAt(start of &quot;Measurement Period&quot;) in Interval[10, 14] then &quot;P10Y--P15Y&quot;\n    when AgeInYearsAt(start of &quot;Measurement Period&quot;) in Interval[15, 19] then &quot;P15Y--P20Y&quot;\n    when AgeInYearsAt(start of &quot;Measurement Period&quot;) &gt;= 20 then &quot;P20Y--P9999Y&quot;\n    else null\n  end</code></pre>\n  </td>\n\n</tr>\n\n\n\n        \n\n\n\n\n        \n        \n\n\n\n        \n\n\n\n        \n\n\n<tr>\n  <th scope=\"row\" rowspan=\"2\" class=\"row-header\">\n    Logic Definition\n  </th>\n\n  <td class=\"content-container\"><em>Library Name:</em> FHIRHelpers</td>\n\n</tr>\n<tr>\n\n  <td>\n    \n    \n    \n    \n      <a name=\"fhirhelpers-tointerval\"> </a>\n    \n    <pre style=\"border: none;\" class=\"content-container highlight language-cql\"><code class=\"language-cql\">/*\n@description: Converts the given [Period](https://hl7.org/fhir/datatypes.html#Period)\nvalue to a CQL DateTime Interval\n@comment: If the start value of the given period is unspecified, the starting\nboundary of the resulting interval will be open (meaning the start of the interval\nis unknown, as opposed to interpreted as the beginning of time).\n*/\ndefine function ToInterval(period FHIR.Period):\n    if period is null then\n        null\n    else\n        if period.&quot;start&quot; is null then\n            Interval(period.&quot;start&quot;.value, period.&quot;end&quot;.value]\n        else\n            Interval[period.&quot;start&quot;.value, period.&quot;end&quot;.value]</code></pre>\n  </td>\n\n</tr>\n\n\n\n\n\n  \n  \n\n\n  <tr>\n\n\n<th colspan=\"2\" scope=\"row\" class=\"row-header\"><a name=\"terminology\"> </a>Terminology</th>\n\n\n</tr>\n  \n  \n  \n\n \n\n \n\n\n<tr>\n  \n  \n  \n\n<th scope=\"row\" class=\"row-header\">Code System</th>\n\n\n  \n  <td class=\"content-container\">\n    \n    <em>Description</em>: Code system Time Period Ranges\n    \n    <br/>\n    \n    \n    \n    \n    \n    \n    <em>Resource</em>: <a href=\"http://terminology.hl7.org/7.1.0/CodeSystem-time-period-ranges.html\">Time Period Ranges</a>\n    <br/>\n    <em>Canonical URL</em>: <tt>http://terminology.hl7.org/CodeSystem/time-period-ranges</tt>\n    \n  </td>\n</tr>\n \n\n\n  \n  <tr>\n    <th scope=\"row\" class=\"row-header\">Direct Reference Code</th>\n    <td class=\"content-container\">\n      \n        <em>Display</em>: 10-14 years\n        <br/>\n      \n      <em>Code</em>: P10Y--P15Y\n      <br/>\n      <em>System</em>: <tt>http://terminology.hl7.org/CodeSystem/time-period-ranges</tt>\n    </td>\n  </tr>\n\n  <tr>\n    <th scope=\"row\" class=\"row-header\">Direct Reference Code</th>\n    <td class=\"content-container\">\n      \n        <em>Display</em>: 15-19 years\n        <br/>\n      \n      <em>Code</em>: P15Y--P20Y\n      <br/>\n      <em>System</em>: <tt>http://terminology.hl7.org/CodeSystem/time-period-ranges</tt>\n    </td>\n  </tr>\n\n  <tr>\n    <th scope=\"row\" class=\"row-header\">Direct Reference Code</th>\n    <td class=\"content-container\">\n      \n        <em>Display</em>: 20+ years\n        <br/>\n      \n      <em>Code</em>: P20Y--P9999Y\n      <br/>\n      <em>System</em>: <tt>http://terminology.hl7.org/CodeSystem/time-period-ranges</tt>\n    </td>\n  </tr>\n\n  \n  \n\n\n  <tr>\n\n\n<th colspan=\"2\" scope=\"row\" class=\"row-header\"><a name=\"dependencies\"> </a>Dependencies</th>\n\n\n</tr>\n  \n  \n  \n\n\n<tr>\n  \n\n<th scope=\"row\" class=\"row-header\">Dependency</th>\n\n\n  <td class=\"content-container\">\n    \n    <em>Description</em>: FHIR model information\n    \n    <br/>\n    \n    \n    \n    \n    \n    \n    <em>Resource</em>: <a href=\"http://hl7.org/fhir/uv/cql/STU2/Library-FHIR-ModelInfo.html\">http://hl7.org/fhir/uv/cql/Library/FHIR-ModelInfo|4.0.1</a>\n    <br/>\n    <em>Canonical URL</em>: <tt>http://hl7.org/fhir/uv/cql/Library/FHIR-ModelInfo|4.0.1</tt>\n    \n  </td>\n</tr>\n \n\n\n<tr>\n  \n\n<th scope=\"row\" class=\"row-header\">Dependency</th>\n\n\n  <td class=\"content-container\">\n    \n    <em>Description</em>: Library FHIRHelpers\n    \n    <br/>\n    \n    \n    \n    \n    \n    \n    <em>Resource</em>: <a href=\"http://hl7.org/fhir/uv/cql/STU2/Library-FHIRHelpers.html\">http://hl7.org/fhir/uv/cql/Library/FHIRHelpers|4.0.1</a>\n    <br/>\n    <em>Canonical URL</em>: <tt>http://hl7.org/fhir/uv/cql/Library/FHIRHelpers|4.0.1</tt>\n    \n  </td>\n</tr>\n \n\n \n\n\n  \n  \n\n\n\n\n\n\n  <tr>\n\n\n<th colspan=\"2\" scope=\"row\" class=\"row-header\"><a name=\"data-requirements\"> </a>Data Requirements</th>\n\n\n</tr>\n  \n  \n  \n<tr>\n  <th scope=\"row\" class=\"row-header\">Data Requirement</th>\n  <td class=\"content-container\">\n    <em>Type</em>: Encounter\n    <br/>\n  \n    <em>Profile(s)</em>: \n  \n    <a href=\"http://hl7.org/fhir/R4/encounter.html\">Encounter</a>\n    <br/>        \n  \n   \n   \n    <em>Must Support Elements</em>: period\n    <br/>\n   \n   \n  </td>\n</tr>\n\n<tr>\n  <th scope=\"row\" class=\"row-header\">Data Requirement</th>\n  <td class=\"content-container\">\n    <em>Type</em>: Patient\n    <br/>\n  \n    <em>Profile(s)</em>: \n  \n    <a href=\"http://hl7.org/fhir/R4/patient.html\">Patient</a>\n    <br/>        \n  \n   \n   \n   \n  </td>\n</tr>\n\n  \n  \n\n\n  <tr>\n\n\n<th colspan=\"2\" scope=\"row\" class=\"row-header\"><a name=\"parameters\"> </a>Parameters</th>\n\n\n</tr>\n  \n  \n  <tr>\n  \n\n<th scope=\"row\" class=\"row-header\"/>\n\n\n  <td class=\"content-container\">\n    <table>\n      <thead>\n        <tr>\n          <td><em>Name</em></td>\n          <td><em>Use</em></td>\n          <td><em>Card.</em></td>\n          <td><em>Type</em></td>\n          <td><em>Documentation</em></td>\n        </tr>\n      </thead>\n      <tbody>\n      \n        <tr>\n          <td>Measurement Period</td>\n          <td>In</td>\n          <td>0..1</td>\n          <td>Period</td>\n          <td/>\n        </tr>\n      \n        <tr>\n          <td>Initial Population</td>\n          <td>Out</td>\n          <td>0..1</td>\n          <td>boolean</td>\n          <td/>\n        </tr>\n      \n        <tr>\n          <td>By Age</td>\n          <td>Out</td>\n          <td>0..1</td>\n          <td>Coding</td>\n          <td/>\n        </tr>\n      \n      </tbody>\n    </table>\n  </td>\n</tr>\n\n  \n  \n\n<tr>\n  <th colspan=\"2\" scope=\"row\" class=\"row-header\">Generated using version 0.5.4 of the sample-content-ig Liquid templates</th>\n</tr>\n\n    </tbody>\n  </table>\n</div>"
      },
      "contained" : [
        {
          "resourceType" : "Library",
          "id" : "effective-data-requirements",
          "extension" : [
            {
              "url" : "http://hl7.org/fhir/StructureDefinition/cqf-directReferenceCode",
              "valueCoding" : {
                "system" : "http://terminology.hl7.org/CodeSystem/time-period-ranges",
                "code" : "P10Y--P15Y",
                "display" : "10-14 years"
              }
            },
            {
              "url" : "http://hl7.org/fhir/StructureDefinition/cqf-directReferenceCode",
              "valueCoding" : {
                "system" : "http://terminology.hl7.org/CodeSystem/time-period-ranges",
                "code" : "P15Y--P20Y",
                "display" : "15-19 years"
              }
            },
            {
              "url" : "http://hl7.org/fhir/StructureDefinition/cqf-directReferenceCode",
              "valueCoding" : {
                "system" : "http://terminology.hl7.org/CodeSystem/time-period-ranges",
                "code" : "P20Y--P9999Y",
                "display" : "20+ years"
              }
            },
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              "extension" : [
                {
                  "url" : "libraryName",
                  "valueString" : "AgeStratificationExample"
                },
                {
                  "url" : "name",
                  "valueString" : "Initial Population"
                },
                {
                  "url" : "statement",
                  "valueString" : "define \"Initial Population\":\n  exists (\n    [Encounter] E\n      where E.period during \"Measurement Period\"\n  )"
                },
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                }
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              "url" : "http://hl7.org/fhir/StructureDefinition/cqf-logicDefinition"
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              "extension" : [
                {
                  "url" : "libraryName",
                  "valueString" : "AgeStratificationExample"
                },
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                  "url" : "name",
                  "valueString" : "By Age"
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                  "url" : "statement",
                  "valueString" : "/*\nBy Patient Age as of the start of the Measurement Period\nAge (10-14, 15-19, 20+)\n*/\ndefine \"By Age\":\n  case\n    when AgeInYearsAt(start of \"Measurement Period\") in Interval[10, 14] then \"P10Y--P15Y\"\n    when AgeInYearsAt(start of \"Measurement Period\") in Interval[15, 19] then \"P15Y--P20Y\"\n    when AgeInYearsAt(start of \"Measurement Period\") >= 20 then \"P20Y--P9999Y\"\n    else null\n  end"
                },
                {
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                  "valueInteger" : 1
                }
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              "url" : "http://hl7.org/fhir/StructureDefinition/cqf-logicDefinition"
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              "extension" : [
                {
                  "url" : "libraryName",
                  "valueString" : "FHIRHelpers"
                },
                {
                  "url" : "name",
                  "valueString" : "ToInterval"
                },
                {
                  "url" : "statement",
                  "valueString" : "/*\n@description: Converts the given [Period](https://hl7.org/fhir/datatypes.html#Period)\nvalue to a CQL DateTime Interval\n@comment: If the start value of the given period is unspecified, the starting\nboundary of the resulting interval will be open (meaning the start of the interval\nis unknown, as opposed to interpreted as the beginning of time).\n*/\ndefine function ToInterval(period FHIR.Period):\n    if period is null then\n        null\n    else\n        if period.\"start\" is null then\n            Interval(period.\"start\".value, period.\"end\".value]\n        else\n            Interval[period.\"start\".value, period.\"end\".value]"
                },
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              "url" : "http://hl7.org/fhir/StructureDefinition/cqf-logicDefinition"
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          "name" : "EffectiveDataRequirements",
          "status" : "active",
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            "coding" : [
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                "code" : "module-definition"
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          "relatedArtifact" : [
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              "type" : "depends-on",
              "display" : "FHIR model information",
              "resource" : "http://hl7.org/fhir/uv/cql/Library/FHIR-ModelInfo|4.0.1"
            },
            {
              "type" : "depends-on",
              "display" : "Library FHIRHelpers",
              "resource" : "http://hl7.org/fhir/uv/cql/Library/FHIRHelpers|4.0.1"
            },
            {
              "type" : "depends-on",
              "display" : "Code system Time Period Ranges",
              "resource" : "http://terminology.hl7.org/CodeSystem/time-period-ranges"
            }
          ],
          "parameter" : [
            {
              "name" : "Measurement Period",
              "use" : "in",
              "min" : 0,
              "max" : "1",
              "type" : "Period"
            },
            {
              "name" : "Initial Population",
              "use" : "out",
              "min" : 0,
              "max" : "1",
              "type" : "boolean"
            },
            {
              "name" : "By Age",
              "use" : "out",
              "min" : 0,
              "max" : "1",
              "type" : "Coding"
            }
          ],
          "dataRequirement" : [
            {
              "type" : "Encounter",
              "profile" : [
                🔗 "http://hl7.org/fhir/StructureDefinition/Encounter"
              ],
              "mustSupport" : [
                "period"
              ]
            },
            {
              "type" : "Patient",
              "profile" : [
                🔗 "http://hl7.org/fhir/StructureDefinition/Patient"
              ]
            }
          ]
        }
      ],
      "extension" : [
        {
          "url" : "http://hl7.org/fhir/uv/cqm/StructureDefinition/cqm-populationBasis",
          "valueCode" : "boolean"
        },
        {
          "url" : "http://hl7.org/fhir/uv/crmi/StructureDefinition/crmi-effectiveDataRequirements",
          "valueCanonical" : "#effective-data-requirements"
        }
      ],
      "url" : "http://hl7.org/fhir/uv/cqm/Measure/age-stratified-example",
      "identifier" : [
        {
          "system" : "urn:ietf:rfc:3986",
          "value" : "urn:oid:2.16.840.1.113883.4.642.40.61.29.20"
        }
      ],
      "version" : "2.0.0-ballot",
      "name" : "MeasureAgeStratifiedExample",
      "title" : "Measure Age Stratified Example",
      "status" : "active",
      "experimental" : true,
      "date" : "2025-08-13",
      "publisher" : "HL7 International / Clinical Quality Information",
      "contact" : [
        {
          "telecom" : [
            {
              "system" : "url",
              "value" : "http://www.hl7.org/Special/committees/cqi"
            }
          ]
        }
      ],
      "description" : "A sample measure demonstrating age stratification using  age ranges represented as ISO-8601-Derived periods.",
      "jurisdiction" : [
        {
          "coding" : [
            {
              "system" : "http://unstats.un.org/unsd/methods/m49/m49.htm",
              "code" : "001"
            }
          ]
        }
      ],
      "library" : [
        🔗 "http://hl7.org/fhir/uv/cqm/Library/AgeStratificationExample"
      ],
      "scoring" : {
        "coding" : [
          {
            "system" : "http://terminology.hl7.org/CodeSystem/measure-scoring",
            "code" : "cohort"
          }
        ]
      },
      "group" : [
        {
          "extension" : [
            {
              "url" : "http://hl7.org/fhir/5.0/StructureDefinition/extension-Measure.group.linkId",
              "valueString" : "primary"
            }
          ],
          "population" : [
            {
              "extension" : [
                {
                  "url" : "http://hl7.org/fhir/5.0/StructureDefinition/extension-Measure.group.population.linkId",
                  "valueString" : "primary-age-stratified-example-initial-population"
                }
              ],
              "code" : {
                "coding" : [
                  {
                    "system" : "http://terminology.hl7.org/CodeSystem/measure-population",
                    "code" : "initial-population"
                  }
                ]
              },
              "criteria" : {
                "language" : "text/cql-identifier",
                "expression" : "Initial Population"
              }
            }
          ],
          "stratifier" : [
            {
              "extension" : [
                {
                  "url" : "http://hl7.org/fhir/5.0/StructureDefinition/extension-Measure.group.stratifier.linkId",
                  "valueString" : "primary-age-stratified-example-stratification-1"
                },
                {
                  "url" : "http://hl7.org/fhir/uv/cqm/StructureDefinition/cqm-valueSet",
                  "valueCanonical" : "http://hl7.org/fhir/uv/cqm/ValueSet/age-stratified-example"
                }
              ],
              "code" : {
                "text" : "Age Group"
              },
              "description" : "Stratification by age groups represented as ISO-8601-Derived periods.",
              "criteria" : {
                "language" : "text/cql-identifier",
                "expression" : "By Age"
              }
            }
          ]
        }
      ]
    }