<p>The proportion of Personal Independence Payment assessments carried out by (a) Independent Assessment Services (IAS)/Atos and (b) Capita that were audited by the department in each year since 2018, is shown in the table below:</p><p><strong> </strong></p><table><tbody><tr><td><p><strong>(a) IAS (ATOS)</strong></p></td><td><p><strong>2018</strong></p></td><td><p><strong>2019</strong></p></td><td><p><strong>2020</strong></p></td><td><p><strong>2021</strong></p></td><td><p><strong>2022</strong></p></td></tr><tr><td><p><strong>Percentage Audited (%)</strong></p></td><td><p>1.6</p></td><td><p>1.7</p></td><td><p>2.0</p></td><td><p>1.9</p></td><td><p>1.6</p></td></tr></tbody></table><p> </p><table><tbody><tr><td><p><strong>(b) Capita</strong></p></td><td><p><strong>2018</strong></p></td><td><p><strong>2019</strong></p></td><td><p><strong>2020</strong></p></td><td><p><strong>2021</strong></p></td><td><p><strong>2022</strong></p></td></tr><tr><td><p><strong>Percentage Audited (%)</strong></p></td><td><p>2.6</p></td><td><p>2.6</p></td><td><p>3.0</p></td><td><p>3.0</p></td><td><p>2.4</p></td></tr></tbody></table><p> </p><p><strong>Please note</strong></p><p> </p><ul><li>The number of audited assessments is shown as a proportion of completed assessments carried out by the assessment providers.</li><li>The proportion shown for the year 2022 only includes data from January 2022 to November 2022, as the data for December 2022 is not yet available.</li><li>Although the proportions being audited between IAS and Capita are different, the sample sizes used are designed to ensure the results give the same level of accuracy and margin of error across each provider contractual area.</li><li>The above data regarding completed assessments is derived from contractual management information produced by the assessment providers.</li><li>The above data regarding number of assessments audited is derived from contractual management information produced by the Independent Audit Team.</li><li>The above data is derived from unpublished management information which is collected for internal departmental use only and has not been quality assured to Official Statistics Publication standards.</li></ul>