| Value | Category | Cases | |
|---|---|---|---|
| 0 | No | 0 |
0%
|
| 1 | none | 3211 |
57.5%
|
| 2 | mild | 1351 |
24.2%
|
| 3 | moderate | 632 |
11.3%
|
| 4 | severe | 298 |
5.3%
|
| 5 | extreme/cannot do | 79 |
1.4%
|
| 9 | not applicable | 7 |
0.1%
|
| 97 | 1 |
0%
|
|
| 99 | 3 |
0.1%
|
|
| Sysmiss | 309 |