| Value | Category | Cases | |
|---|---|---|---|
| 1 | None | 14 |
1.4%
|
| 2 | Mild | 14 |
1.4%
|
| 3 | Moderate | 84 |
8.4%
|
| 4 | Severe | 500 |
49.9%
|
| 5 | Extreme | 390 |
38.9%
|
| Sysmiss | 2936 |