| Value | Category | Cases | |
|---|---|---|---|
| 1 | none | 1927 |
34.5%
|
| 2 | mild | 1659 |
29.7%
|
| 3 | moderate | 1099 |
19.7%
|
| 4 | severe | 677 |
12.1%
|
| 5 | extreme /cannot do | 223 |
4%
|
| Sysmiss | 306 |