| Value | Category | Cases | |
|---|---|---|---|
| 1 | No | 5 |
1%
|
| 2 | Yes, mild | 489 |
98.6%
|
| 3 | Yes, severe | 0 |
0%
|
| 8 | Unknown | 2 |
0.4%
|
| Sysmiss | 1085 |