| Value | Category | Cases | |
|---|---|---|---|
| 1 | No | 94 |
18.9%
|
| 2 | Yes, mild | 403 |
81.1%
|
| 3 | Yes, severe | 0 |
0%
|
| 8 | Unknown | 0 |
0%
|
| Sysmiss | 1084 |