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<a href="/measure-lifecycle/measure-specification/measure-harmonization/when-to-consider">
<span>When to Consider Measure Harmonization</span>
</a>
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</li>
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<span><strong>Measure Testing</strong></span>
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<span>Overview</span>
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<span>Measure Testing Process</span>
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<span>Overview</span>
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<a href="/measure-lifecycle/measure-testing/process/develop-workplan">
<span>Develop The Testing Work Plan</span>
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<a href="/measure-lifecycle/measure-testing/process/perform-sampl">
<span>Perform Sampling</span>
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<a href="/measure-lifecycle/measure-testing/process/implement-and-analyze">
<span>Implement, Analyze, Refine &amp; Retest</span>
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<a href="/measure-lifecycle/measure-testing/process/summary">
<span>Measure Testing Summary</span>
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<a href="/measure-lifecycle/measure-testing/process/testing-respecified-measures">
<span>Testing Respecified Measures</span>
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<span>Overview</span>
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<span>Importance</span>
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<span>Scientific Acceptability</span>
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<a href="/measure-lifecycle/measure-testing/evaluation-criteria/feasibility">
<span>Feasibility</span>
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<a href="/measure-lifecycle/measure-testing/evaluation-criteria/usability">
<span>Usability &amp; Use</span>
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<span><strong>Measure Implementation</strong></span>
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<span>Overview</span>
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<span>Measure Selection</span>
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<span>Pre-Rulemaking</span>
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<span>Overview</span>
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<a href="/measure-lifecycle/measure-implementation/pre-rulemaking/guidance-measure-submitters">
<span>Guidance for Measure Submitters</span>
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<a href="/measure-lifecycle/measure-implementation/pre-rulemaking/measure-priorities">
<span>Measure Priorities</span>
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<a href="/measure-lifecycle/measure-implementation/pre-rulemaking/lists-and-reports">
<span>MUC Lists and Recommendation Reports</span>
</a>
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<a href="/measure-lifecycle/measure-implementation/rollout">
<span>Measure Rollout</span>
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<span>CMS Consensus-Based Entity (CBE) Endorsement and Maintenance</span>
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<a href="/measure-lifecycle/measure-implementation/CMS-CBE-EM/overview">
<span>Overview</span>
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<a href="/measure-lifecycle/measure-implementation/CMS-CBE-EM/Measure-Submission-to-the-CMS-CBE">
<span>Measure Submission to the CMS CBE</span>
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<a href="/measure-lifecycle/measure-implementation/CMS-CBE-EM/Endorsement-Process">
<span>The CMS CBE Endorsement Process</span>
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<span><strong>Measure Use, Continuing Evaluation &amp; Maintenance</strong></span>
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<span>Overview</span>
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<a href="/measure-lifecycle/measure-use/production-and-monitoring">
<span>Measure Production &amp; Monitoring</span>
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<a href="/measure-lifecycle/measure-use/evaluation">
<span>Continuing Evaluation</span>
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<span>Measure Maintenance Reviews</span>
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<span>Overview</span>
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<a href="/measure-lifecycle/measure-use/maintenance/annual-update">
<span>Annual Update</span>
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<a href="/measure-lifecycle/measure-use/maintenance/comprehensive-reevaluation">
<span>Comprehensive Reevaluation</span>
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<a href="/measure-lifecycle/measure-use/maintenance/early-maintenance-review">
<span>Early Maintenance Review</span>
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<a href="/measure-lifecycle/measure-use/maintenance/harmonization-during-maintenance">
<span>Harmonization during Measure Maintenance</span>
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</li>
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<span><strong>Interested Party Engagement</strong></span>
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<a href="/measure-lifecycle/stakeholder-engagement/overview">
<span>Overview</span>
</a>
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<a href="/measure-lifecycle/stakeholder-engagement/lifecycle">
<span>Interested Party Engagement in the Measure Lifecycle</span>
</a>
</li>
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<a href="/measure-lifecycle/stakeholder-engagement/roles">
<span>Roles in Engagement</span>
</a>
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<li class="usa-nav__submenu-item menu_level_2 is_collapsed ">
<a href="/measure-lifecycle/stakeholder-engagement/types">
<span>Types of Interested Party Engagement</span>
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</div>
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<span>Tools &amp; Resources</span>
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<span><strong>MMS Tools &amp; Resources</strong></span>
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<ul id="basic-nav-section-MMS-Tools-&amp;-Resources" class="usa-nav__submenu-list-2 is_collapsed " aria-controls="extended-mmega-nav-section-MMS-Tools-&amp;-Resources" >
<li class="usa-nav__submenu-item menu_level_2 is_collapsed ">
<a href="/tools-and-resources/mms-supplemental-materials">
<span>Supplemental Materials</span>
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<a href="/tools-and-resources/mms-templates">
<span>Templates for Measure Development</span>
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<a href="/educational-resources">
<span>Educational Resources</span>
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<a href="/mms-tools">
<span>MMS Tools</span>
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<span><strong>Additional Tools &amp; Resources</strong></span>
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<a href="/cms-tools">
<span>CMS Tools</span>
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<a href="/external-resources">
<span>External Resources</span>
</a>
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<a href="https://mmshub.cms.gov/glossary">
<span>Glossary</span>
</a>
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<span><strong>Pre-Rulemaking Resources</strong></span>
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<a href="/Pre-Rulemaking-Resources">
<span>Pre-Rulemaking Resources</span>
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<span>Get Involved</span>
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<span><strong>Get Involved</strong></span>
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<a href="/get-involved/how-to">
<span>How to Get Involved</span>
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<button id="usa-accordion__button_second-1 usa-nav__submenu-list-2" class="usa-accordion__button_second usa-nav__link is_expanded closed" aria-expanded="false" aria-controls="basic-nav-section-Get-Involved">
<span>Technical Expert Panels</span>
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<li class="usa-nav__submenu-item menu_level_2 is_collapsed ">
<a href="/get-involved/technical-expert-panel/overview">
<span>Overview</span>
</a>
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<li class="usa-nav__submenu-item menu_level_2 is_collapsed ">
<a href="/get-involved/technical-expert-panel/current">
<span>Current TEP Opportunities</span>
</a>
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<li class="usa-nav__submenu-item menu_level_2 is_collapsed ">
<a href="/get-involved/technical-expert-panel/updates">
<span>Updates to Established TEPs</span>
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<li class="usa-nav__submenu-item menu_level_2 is_expanded">
<button id="usa-accordion__button_second-1 usa-nav__submenu-list-2" class="usa-accordion__button_second usa-nav__link is_expanded closed" aria-expanded="false" aria-controls="basic-nav-section-Get-Involved">
<span>Public Comments</span>
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<ul id="basic-nav-section-Public-Comments" class="usa-nav__submenu-list-2 is_collapsed " aria-controls="extended-mmega-nav-section-Public-Comments" >
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<a href="/get-involved/public-comments/overview">
<span>Overview</span>
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<a href="/get-involved/public-comments/current">
<span>Current Public Comment Opportunities</span>
</a>
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<li class="usa-nav__submenu-item menu_level_2 is_collapsed ">
<a href="/get-involved/public-comments/summaries">
<span>Summaries of Past Public Comments</span>
</a>
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<a href="/get-involved/call-for-measures">
<span>Call for Measures</span>
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<a href="/get-involved/other-involvement">
<span>Other Types of Involvement</span>
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<span>News &amp; Events</span>
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<span><strong>News &amp; Events</strong></span>
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<span>News &amp; Events</span>
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<a href="/news-events/news-by-month">
<span>News By Month</span>
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<a href="/news-events/event-calendar">
<span>Event Calendar</span>
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<a href="/measure-lifecycle/measure-specification/overview" class="usa-breadcrumb__link"><span>Measure Specification</span></a>
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<a href="/measure-lifecycle/measure-specification/data-protocol/overview" class="usa-breadcrumb__link"><span>Construct Data Protocol</span></a>
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<span>Determine Risk Adjustment</span>
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<div class="views-row"><div class="views-field views-field-field-parent-title"><h1 class="field-content"><span class="glossify-exclude">Measure <abbr tabindex="0" title="&lt;p&gt;&lt;span class=&quot;glossify-exclude&quot;&gt;Specifications&lt;/span&gt; are measure instructions addressing data elements, data sources, point of data collection, timing and frequency of data collection and reporting, specific instruments used (if appropriate), and implementation strategies.&lt;/p&gt; " class="glossify-tooltip-tip" lang="en">Specification</abbr></span></h1></div></div>
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<a href="/measure-lifecycle/measure-specification/define-data-sources">Define Data Sources</a>
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<h1 class="margin-0">
<span property="schema:name">Determine Risk Adjustment</span>
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<div property="schema:text" class="field field--name-body field--type-text-with-summary field--label-hidden field__item"><p>In certain cases, <abbr tabindex="0" title="&lt;p&gt;&lt;span class=&quot;glossify-exclude&quot;&gt;Risk adjustment&lt;/span&gt; is a mathematical model applied to a quality measure correcting for differing characteristics within a population, such as patient health status. Its purpose is a fairer and more accurate comparison of outcomes of care across health care organizations or clinicians. Measure developers usually apply &lt;span class=&quot;glossify-exclude&quot;&gt;risk adjustment&lt;/span&gt; models to outcome and cost/resource use measures.&lt;/p&gt; " class="glossify-tooltip-tip" lang="en">risk adjustment</abbr>&nbsp;of the measure is also a component of the <abbr tabindex="0" title="&lt;p&gt;&lt;span class=&quot;glossify-exclude&quot;&gt;Specifications&lt;/span&gt; are measure instructions addressing data elements, data sources, point of data collection, timing and frequency of data collection and reporting, specific instruments used (if appropriate), and implementation strategies.&lt;/p&gt; " class="glossify-tooltip-tip" lang="en">specification</abbr> process, specifically for <abbr tabindex="0" title="&lt;p&gt;An outcome measure is a measure focusing on the health status of a patient (or change in health status) resulting from health care desirable or adverse.&lt;/p&gt; " class="glossify-tooltip-tip" lang="en">outcome measures</abbr> and cost and <abbr tabindex="0" title="&lt;p&gt;A &lt;span class=&quot;glossify-exclude&quot;&gt;cost/resource use measure&lt;/span&gt; is a measure of health services counts (in terms of units or dollars) applied to a population or event (including diagnoses, procedures, or encounters). A &lt;span class=&quot;glossify-exclude&quot;&gt;resource use measure&lt;/span&gt; counts the frequency of use of defined health system resources. Some may further apply a dollar amount (e.g., allowable charges, paid amounts, or standardized prices) to each unit of resource use.&lt;/p&gt; " class="glossify-tooltip-tip" lang="en">resource use measures</abbr>.&nbsp;</p>
<p>Risk adjustment&nbsp;is the modeling of health outcomes or costs as a function of various risk factors. Risk adjustment is important because health outcomes and costs are often a result of the interplay of demographic, clinical, functional, and social factors. In the context of quality measurement, the purpose of risk adjustment is to enhance meaningful comparison across <abbr tabindex="0" title="&lt;p&gt;&lt;span class=&quot;glossify-exclude&quot;&gt;Measured entities&lt;/span&gt; are the front-line clinicians and their organizations, including health information technology, collecting quality measurement data. &lt;span class=&quot;glossify-exclude&quot;&gt;Measured entities&lt;/span&gt; are the implementers of quality measures. The effect of quality measure data collection on clinician workflow can be negative. There may be effects on their payments, positive and negative, with respect to reporting and actual performance on quality measures. Because of these potential effects, &lt;span class=&quot;glossify-exclude&quot;&gt;measured entities&lt;/span&gt; should be involved in all aspects of the Measure Lifecycle.&lt;/p&gt; " class="glossify-tooltip-tip" lang="en">measured entities</abbr>. It facilitates a fairer comparison of measured entities with different patient <abbr tabindex="0" title="&lt;p&gt;The &lt;span class=&quot;glossify-exclude&quot;&gt;population&lt;/span&gt; is the total group of people of interest for a quality measure, sometimes called the target/initial &lt;span class=&quot;glossify-exclude&quot;&gt;population&lt;/span&gt;. The measure &lt;span class=&quot;glossify-exclude&quot;&gt;population&lt;/span&gt; is a defined subset appropriate to the measure set not excluded from the individual measure.&lt;/p&gt; " class="glossify-tooltip-tip" lang="en">populations</abbr> and aims at leveling the playing field (<abbr tabindex="0" title="&lt;p&gt;Iezzoni, L. (Ed.). (2013). &lt;em&gt;Risk adjustment for measuring health care outcomes&lt;/em&gt; (4th edition). Foundation of the American College of Health Care Executives.&lt;/p&gt; " class="glossify-tooltip-tip" lang="en">Iezzoni, 2013</abbr>).</p>
<p>The measure developer should risk adjust <abbr tabindex="0" title="&lt;p&gt;The Patient Protection and Affordable Care Act defined a &lt;span class=&quot;glossify-exclude&quot;&gt;quality measure&lt;/span&gt; as “a standard for measuring the performance and improvement of population health or of health plans, providers of services, and other clinicians in the delivery of health care services.” (&lt;a href=&quot;https://www.gpo.gov/fdsys/pkg/PLAW-111publ148/pdf/PLAW-111publ148.pdf&quot;&gt;Pub. L. 111-148, 931&lt;/a&gt;)&lt;/p&gt; " class="glossify-tooltip-tip" lang="en">quality measures</abbr>&nbsp;to facilitate fair and accurate comparisons of outcomes across measured entities. Risk factors existing outside health care <abbr tabindex="0" title="&lt;p&gt;An encounter, as defined by the ASTM International is “(1) an instance of direct provider/practitioner to patient interaction, regardless of the setting, between a patient and a practitioner vested with primary responsibility for diagnosing, evaluating or treating the patients condition, or both, or providing social worker services; and (2) a contact between a patient and a practitioner who has primary responsibility for assessing and treating the patient at a given contact, exercising independent judgment.” Encounter serves as a focal point linking clinical, administrative, and financial information. Encounters occur in many settings—ambulatory care, inpatient care, emergency care, home health care, field and virtual (telemedicine).&lt;/p&gt; " class="glossify-tooltip-tip" lang="en">encounters</abbr>&nbsp;may affect outcomes regardless of the quality of care received. Adjusting for these risk factors can avoid misleading comparisons. However, risk adjustment models for publicly reported quality measures&nbsp;should not obscure disparities in care associated with race, gender, socioeconomic status, or other demographics and social factors.</p>
<p>The measure developer should fully disclose all measure specifications, including the risk adjustment methodology, to ensure transparency and accountability. The measure developer must update and recalibrate the risk adjustment model as needed to adjust for changes in cohort/population&nbsp;change, coding changes (e.g., measured entity coding practice, change from International Classification of Diseases (ICD)-9 to ICD-10 coding, new codes added), newly added clinically relevant <abbr tabindex="0" title="&lt;p&gt;A data element is a basic unit of information with a unique meaning and subcategories (data items) of distinct value. National Institute of Standards and Technology. (n.d.). &lt;em&gt;Data element&lt;/em&gt;. Computer Security Resource Center. Retrieved November 1, 2023, from&amp;nbsp;&lt;a href=&quot;https://csrc.nist.gov/glossary/term/data_element&quot;&gt;https://csrc.nist.gov/glossary/term/data_element&lt;/a&gt;&lt;/p&gt; " class="glossify-tooltip-tip" lang="en">data elements</abbr>&nbsp;(e.g., National Institutes of Health Stroke Scale for stroke measures), or social risk factors (e.g., patient dual status). </p>
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