| Value | Category | Cases | |
|---|---|---|---|
| 1 | None | 46 |
2.1%
|
| 2 | Mild | 96 |
4.4%
|
| 3 | Moderate | 315 |
14.6%
|
| 4 | Severe | 893 |
41.3%
|
| 5 | Extreme | 813 |
37.6%
|
| Sysmiss | 2254 |