| Value | Category | Cases | |
|---|---|---|---|
| 1 | none | 2944 |
52.7%
|
| 2 | mild | 1418 |
25.4%
|
| 3 | moderate | 811 |
14.5%
|
| 4 | severe | 363 |
6.5%
|
| 5 | extreme /cannot do | 48 |
0.9%
|
| 97 | 1 |
0%
|
|
| Sysmiss | 306 |