| Value | Category | Cases | |
|---|---|---|---|
| 1 | severe | 30 |
4.3%
|
| 2 | moderate | 24 |
3.5%
|
| 3 | not a problem | 602 |
87.1%
|
| 4 | don't know | 35 |
5.1%
|
| 9 | not applicable/miss | 0 |
0%
|
| Sysmiss | 918 |