| Value | Category | Cases | |
|---|---|---|---|
| 1 | None | 72 |
3.7%
|
| 2 | Mild | 286 |
14.7%
|
| 3 | Moderate | 482 |
24.7%
|
| 4 | Severe | 838 |
42.9%
|
| 5 | Extreme | 274 |
14%
|
| Sysmiss | 1986 |