| Value | Category | Cases | |
|---|---|---|---|
| 1 | None | 2372 |
61.2%
|
| 2 | Mild | 703 |
18.1%
|
| 3 | Moderate | 562 |
14.5%
|
| 4 | Severe | 184 |
4.7%
|
| 5 | Extreme | 57 |
1.5%
|
| Sysmiss | 60 |