| Value | Category | Cases | |
|---|---|---|---|
| 1 | none | 3604 |
60.7%
|
| 2 | mild | 1619 |
27.3%
|
| 3 | moderate | 679 |
11.4%
|
| 4 | severe | 34 |
0.6%
|
| 5 | extreme/cannot do | 2 |
0%
|
| Sysmiss | 381 |