| Value | Category | Cases | |
|---|---|---|---|
| 1 | None | 28 |
2.5%
|
| 2 | Mild | 100 |
9%
|
| 3 | Moderate | 338 |
30.6%
|
| 4 | Severe | 520 |
47.1%
|
| 5 | Extreme | 119 |
10.8%
|
| Sysmiss | 3312 |