| Value | Category | Cases | |
|---|---|---|---|
| 1 | none | 4089 |
69.5%
|
| 2 | mild | 1243 |
21.1%
|
| 3 | moderate | 413 |
7%
|
| 4 | severe | 103 |
1.8%
|
| 5 | extreme /cannot do | 31 |
0.5%
|
| 97 | 1 |
0%
|
|
| Sysmiss | 11 |