| Value | Category | Cases | |
|---|---|---|---|
| 1 | none | 2990 |
53.5%
|
| 2 | mild | 1343 |
24%
|
| 3 | moderate | 775 |
13.9%
|
| 4 | severe | 401 |
7.2%
|
| 5 | extreme/cannot do | 76 |
1.4%
|
| Sysmiss | 306 |