| Value | Category | Cases | |
|---|---|---|---|
| 1 | none | 2001 |
35.8%
|
| 2 | mild | 1851 |
33.1%
|
| 3 | moderate | 1206 |
21.6%
|
| 4 | severe | 471 |
8.4%
|
| 5 | extreme /cannot do | 56 |
1%
|
| Sysmiss | 306 |