| Value | Category | Cases | |
|---|---|---|---|
| 1 | No | 19 |
3.9%
|
| 2 | Yes, mild | 472 |
95.9%
|
| 3 | Yes, severe | 0 |
0%
|
| 8 | Unknown | 1 |
0.2%
|
| Sysmiss | 1089 |