| Value | Category | Cases | |
|---|---|---|---|
| 1 | None | 10 |
0.9%
|
| 2 | Mild | 21 |
1.9%
|
| 3 | Moderate | 101 |
9%
|
| 4 | Severe | 422 |
37.5%
|
| 5 | Extreme | 570 |
50.7%
|
| Sysmiss | 3293 |