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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;Harmonization&lt;/span&gt; is the standardization of specifications for related measures with the same measure focus (e.g., influenza immunization of patients in hospitals or nursing homes); related measures for the same target population (e.g., eye exam and Hemoglobin A1c for patients with diabetes); or definitions applicable to many measures (e.g., age designation for children) so they are uniform or compatible, unless the measure developer can justify differences (i.e., dictated by the evidence). The dimensions of &lt;span class=&quot;glossify-exclude&quot;&gt;harmonization&lt;/span&gt; can include numerator, denominator, exclusion, calculation, and data source, and collection instructions. The extent of &lt;span class=&quot;glossify-exclude&quot;&gt;harmonization&lt;/span&gt; depends on the relationship of the measures, the evidence for the specific measure focus, and differences in data sources. Value sets used in measures (especially eCQMs) should be harmonized when the intended meaning is the same. &lt;span class=&quot;glossify-exclude&quot;&gt;Harmonization&lt;/span&gt; of logic in eCQMs is beneficial when the data source in the EHR is the same.&lt;/p&gt; " class="glossify-tooltip-tip" lang="en">Harmonization</abbr></span></h1></div></div>
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<span property="schema:name">When to Consider Measure Harmonization</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>Measure developers should consider both <abbr tabindex="0" title="&lt;p&gt;&lt;span class=&quot;glossify-exclude&quot;&gt;Harmonization&lt;/span&gt; is the standardization of specifications for related measures with the same measure focus (e.g., influenza immunization of patients in hospitals or nursing homes); related measures for the same target population (e.g., eye exam and Hemoglobin A1c for patients with diabetes); or definitions applicable to many measures (e.g., age designation for children) so they are uniform or compatible, unless the measure developer can justify differences (i.e., dictated by the evidence). The dimensions of &lt;span class=&quot;glossify-exclude&quot;&gt;harmonization&lt;/span&gt; can include numerator, denominator, exclusion, calculation, and data source, and collection instructions. The extent of &lt;span class=&quot;glossify-exclude&quot;&gt;harmonization&lt;/span&gt; depends on the relationship of the measures, the evidence for the specific measure focus, and differences in data sources. Value sets used in measures (especially eCQMs) should be harmonized when the intended meaning is the same. &lt;span class=&quot;glossify-exclude&quot;&gt;Harmonization&lt;/span&gt; of logic in eCQMs is beneficial when the data source in the EHR is the same.&lt;/p&gt; " class="glossify-tooltip-tip" lang="en">harmonization</abbr> and <abbr tabindex="0" title="&lt;p&gt;Alignment, with respect to quality measures, is encouraging the use of similar, standardized quality measures across and within public and private sector efforts. Achievement of alignment is when a set of measures works well across care settings or programs to produce meaningful information without creating extra work for measured entities. Alignment includes using the same quality measures in multiple programs when possible. It can also come from consistently measuring important topics across care settings.&lt;/p&gt; " class="glossify-tooltip-tip" lang="en">alignment</abbr> throughout the Measure Lifecycle and whether to respecify an existing measure, adopt an existing measure, or develop a new measure.</p><p>Registry developers and measure developers of registry measures should share and/or harmonize similar measures unless there is a compelling reason not to do so. Harmonization among registries provides clinicians with a larger cohort for comparison for performance <abbr tabindex="0" title="&lt;p&gt;&lt;span class=&quot;glossify-exclude&quot;&gt;Scoring&lt;/span&gt; is the method(s) applied to data to generate results/score. Most quality measures produce rates; however, other &lt;span class=&quot;glossify-exclude&quot;&gt;scoring&lt;/span&gt; methods include categorical value, CV, count, frequency distribution, non-weighted score/composite/scale, ratio, and weighted score/composite/scales.&lt;/p&gt; " class="glossify-tooltip-tip" lang="en">scoring</abbr> and benchmarking.&nbsp;</p><p>Measure developers should consider harmonization when</p><ul><li>developing measure concepts by<ul><li>conducting a thorough <abbr tabindex="0" title="&lt;p&gt;An environmental scan is the process of systematically reviewing and interpreting data to identify issues and opportunities that will influence prioritization of current or future plans.&lt;/p&gt; " class="glossify-tooltip-tip" lang="en">environmental scan</abbr> to determine whether there are appropriate existing measures on the topic</li><li>consulting with a technical expert panel (TEP) and obtaining public input on the topic and the measures</li></ul></li><li>developing 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">specifications</abbr> by examining technical specifications for opportunities to harmonize</li><li>conducting <abbr tabindex="0" title="&lt;p&gt;&lt;span class=&quot;glossify-exclude&quot;&gt;Measure testing&lt;/span&gt; is the empirical analysis to demonstrate the reliability and validity of the measure as specified, including analysis of issues posing threats to the validity of conclusions about quality of care such as exclusions, risk adjustment/stratification for outcome and resource use measures, methods to identify differences in performance, and comparability of data sources/methods.&lt;/p&gt; " class="glossify-tooltip-tip" lang="en">measure testing</abbr> by assessing whether the harmonized specifications will work in the new setting or with the expanded <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">population</abbr> or <abbr tabindex="0" title="&lt;p&gt;&lt;span class=&quot;glossify-exclude&quot;&gt;Data sources&lt;/span&gt; are the primary source document(s) used for data collection (e.g., billing or administrative data, encounter form, enrollment form, patient medical record).&lt;/p&gt; " class="glossify-tooltip-tip" lang="en">data source</abbr></li><li>implementing measures by proposing the harmonized measure for use in new programs</li><li>conducting ongoing measure monitoring and evaluation by continuing environmental surveillance for other similar measures</li></ul><p>The table summarizes ways to identify whether measures are related, competing, or new, and indicates the appropriate action based on the type of harmonization issue.</p><p><em>Harmonization Decisions during Measure Development</em></p><table><thead><tr><th>Measure</th><th>Harmonization Issue</th><th>Action</th></tr></thead><tbody><tr><td><p><abbr tabindex="0" title="&lt;p&gt;The &lt;span class=&quot;glossify-exclude&quot;&gt;numerator&lt;/span&gt; is the upper portion of a fraction used to calculate a rate, proportion, or ratio. Also called the measure focus, it is the target process, condition, event, or outcome. &lt;span class=&quot;glossify-exclude&quot;&gt;Numerator&lt;/span&gt; criteria are the processes or outcomes expected for each patient, procedure, or other unit of measurement defined in the denominator. A &lt;span class=&quot;glossify-exclude&quot;&gt;numerator&lt;/span&gt; statement describes the action satisfying the conditions of the performance measure.&lt;/p&gt; " class="glossify-tooltip-tip" lang="en">Numerator</abbr>: Same measure focus</p><p><abbr tabindex="0" title="&lt;p&gt;The &lt;span class=&quot;glossify-exclude&quot;&gt;denominator&lt;/span&gt; is a statement describing the population evaluated by the performance measure and is the lower part of a fraction used to calculate a rate, proportion, or ratio. It can be the same as the target/initial population or a subset of the target/initial population to further constrain the population for the purpose of the measure. CV measures may refer to this as measure population.&lt;/p&gt; " class="glossify-tooltip-tip" lang="en">Denominator</abbr>: Same <abbr tabindex="0" title="&lt;p&gt;The &lt;span class=&quot;glossify-exclude&quot;&gt;target/initial population&lt;/span&gt; refers to all events for evaluation by a specific performance measure involving patients who share a common set of specified characteristics within a specific measurement set to which a given measure belongs. Measured entities should draw all patients/episodes (e.g., as numerator, as denominator) from the &lt;span class=&quot;glossify-exclude&quot;&gt;target/initial population&lt;/span&gt;.&lt;/p&gt; " class="glossify-tooltip-tip" lang="en">target population</abbr></p></td><td><abbr tabindex="0" title="&lt;p&gt;&lt;span class=&quot;glossify-exclude&quot;&gt;Competing measures&lt;/span&gt; address the same topic and the same population. Use this term when considering harmonization. See also Related Measures.&lt;/p&gt; " class="glossify-tooltip-tip" lang="en">Competing measures</abbr></td><td><ul><li>Use existing (adopted) measure or justify development of an additional measure</li><li>A different data source will require new harmonized specifications (e.g., respecified)</li></ul></td></tr><tr><td><p>Numerator: Same measure focus</p><p>Denominator: Different target population</p></td><td><abbr tabindex="0" title="&lt;p&gt;&lt;span class=&quot;glossify-exclude&quot;&gt;Related measures&lt;/span&gt; are measures addressing either the same topic or the same population. This term is used when considering harmonization. See also Competing Measures.&lt;/p&gt; " class="glossify-tooltip-tip" lang="en">Related measures</abbr></td><td><ul><li>Harmonize on measure focus (i.e., respecified)</li><li>&nbsp;Justify differences</li><li>&nbsp;Respecify existing measure by expanding the target population</li></ul></td></tr><tr><td><p>Numerator: Different measure focus</p><p>Denominator: Same target population</p></td><td>Related measures</td><td><ul><li>Harmonize on target population</li><li>Justify differences</li></ul></td></tr><tr><td><p>Numerator: Different measure focus</p><p>Denominator: Different target population</p></td><td>New measures</td><td><ul><li>Develop a <abbr tabindex="0" title="&lt;p&gt;A de novo measure is a new measure that is not based on an existing measure.&lt;/p&gt; " class="glossify-tooltip-tip" lang="en">de novo measure</abbr></li></ul></td></tr></tbody></table><p>The measure developer decides whether to develop a new measure by first conducting an environmental scan for existing similar or related measures and searching the <a href="https://cmit.cms.gov/cmit/#/MeasureInventory">CMS Measures Inventory Tool (CMIT)</a> (for measures in development or planned for development), the<a href="https://p4qm.org/measures"> CMS CBEs Submission Tool and Repository (STAR) Measure Database</a> &nbsp;and <abbr tabindex="0" title="&lt;p&gt;A QCDR is an entity with clinical expertise in medicine and in quality measurement development that collects medical or clinical data on behalf of a Merit-Based Incentive Payment System (MIPS) eligible clinician for the purpose of patient and disease tracking to foster improvement in the quality of care provided to patients.&lt;/p&gt; " class="glossify-tooltip-tip" lang="en">Qualified Clinical Data Registry</abbr> (QCDR) lists of measures. To review QCDR measures, go to the <a href="https://qpp.cms.gov/mips/explore-measures?tab=qualityMeasures&amp;py=2022#measures">Explore Measures &amp; Activities</a> &nbsp;website and find the QCDR Measure Specifications. If the information gathering process and input from the TEP determine no similar or related measures can be respecified or adopted, then it may be appropriate to develop a new measure. The <a href="/measure-lifecycle/measure-conceptualization/information-gathering/overview" data-entity-type="node" data-entity-uuid="6681f001-375b-4575-98a1-86defc3d4b66" data-entity-substitution="canonical" title="Information Gathering">Information Gathering</a> section provides details on this process.&nbsp;</p></div>
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