| Value | Category | Cases | |
|---|---|---|---|
| 1 | None | 2648 |
60.4%
|
| 2 | Mild | 738 |
16.8%
|
| 3 | Moderate | 694 |
15.8%
|
| 4 | Severe | 257 |
5.9%
|
| 5 | Extreme | 47 |
1.1%
|
| Sysmiss | 33 |