number when columns are hidden.</li>
                </ul>
              </td>
            </tr>
            <tr data-test-id="aria-rowindex">
              <td></td>
              <th scope="row">
                <code>aria-rowindex=&quot;INDEX_VALUE&quot;</code>
              </th>
              <td>
                <code>tr</code>
              </td>
              <td>
                <ul>
                  <li>Used in example 3 because not all rows are present in the accessibility tree.</li>
           