| Value | Category | Cases | |
|---|---|---|---|
| 1 | none | 3084 |
51.9%
|
| 2 | mild | 1689 |
28.4%
|
| 3 | moderate | 853 |
14.4%
|
| 4 | severe | 252 |
4.2%
|
| 5 | extreme/cannot do | 47 |
0.8%
|
| 9 | n/a | 15 |
0.3%
|
| Sysmiss | 545 |