| Value | Category | Cases | |
|---|---|---|---|
| 1 | none | 4952 |
83.4%
|
| 2 | mild | 605 |
10.2%
|
| 3 | moderate | 292 |
4.9%
|
| 4 | severe | 35 |
0.6%
|
| 5 | extreme/cannot do | 7 |
0.1%
|
| 9 | n/a | 47 |
0.8%
|
| Sysmiss | 381 |