| Value | Category | Cases | |
|---|---|---|---|
| 1 | none | 3075 |
51.8%
|
| 2 | mild | 1975 |
33.3%
|
| 3 | moderate | 823 |
13.9%
|
| 4 | severe | 59 |
1%
|
| 5 | extreme/cannot do | 6 |
0.1%
|
| Sysmiss | 381 |