Table 1.
Number of cases with missing data for each health outcome (and percentage of total cases), by country (n = 49,605)
| Grip strength | PEF | ADL | N | |
|---|---|---|---|---|
| Austria | 169 (12.70 %) | 331 (24.87 %) | 2 (0.15 %) | 1,331 |
| Belgium | 160 (5.15 %) | 261 (8.39 %) | 2 (0.06 %) | 3,109 |
| Czech Republic | 150 (5.59 %) | 332 (12.30 %) | 7 (0.26 %) | 2,700 |
| Denmark | 94 (3.66 %) | 224 (8.72 %) | 6 (0.23 %) | 2,569 |
| France | 383 (13.81 %) | 684 (24.66 %) | 42 (1.51 %) | 2,774 |
| Germany | 205 (8.51 %) | 352 (14.61 %) | 6 (0.25 %) | 2,409 |
| Greece | 302 (9.39 %) | 539 (16.75 %) | 11 (0.34) | 3,217 |
| Italy | 424 (14.30 %) | 762 (25.69 %) | 6 (0.20) | 2,996 |
| Netherlands | 145 (5.54 %) | 172 (6.58 %) | 15 (0.57 %) | 2,615 |
| Poland | 205 (8.57 %) | 361 (15.10 %) | 12 (0.50 %) | 2,391 |
| Republic of Ireland | 226 (21.46 %) | 203 (19.28 %) | 7 (0.66 %) | 1,053 |
| Spain | 297 (13.55 %) | 404 (18.43 %) | 3 (0.14 %) | 2,192 |
| Sweden | 166 (6.23 %) | 261 (9.80 %) | 4 (0.15 %) | 2,663 |
| Switzerland | 52 (3.92 %) | 87 (6.57 %) | 6 (0.45 %) | 1,325 |
| United Kingdom | 1,196 (15.57 %) | 1,549 (20.17 %) | 0 | 7,680 |
| USA | 1.975 (23.02 %) | 1,816 (21.16 %) | 0 | 8,581 |
| Overall | 6,149 (12.40 %) | 8,338 (16.81 %) | 129 (0.26 %) | 49,605 |