| Value | Category | Cases | |
|---|---|---|---|
| 1 | None | 96 |
4.9%
|
| 2 | Mild | 297 |
15.2%
|
| 3 | Moderate | 599 |
30.6%
|
| 4 | Severe | 845 |
43.2%
|
| 5 | Extreme | 119 |
6.1%
|
| Sysmiss | 1982 |