| Value | Category | Cases | |
|---|---|---|---|
| 0 | No | 0 |
0%
|
| 1 | none | 4140 |
70.4%
|
| 2 | mild | 1163 |
19.8%
|
| 3 | moderate | 404 |
6.9%
|
| 4 | severe | 107 |
1.8%
|
| 5 | extreme/cannot do | 51 |
0.9%
|
| 9 | not applicable | 11 |
0.2%
|
| 97 | 1 |
0%
|
|
| 99 | 2 |
0%
|
|
| Sysmiss | 12 |