| Value | Category | Cases | |
|---|---|---|---|
| 1 | none | 283 |
72.9%
|
| 2 | mild | 44 |
11.3%
|
| 3 | moderate | 46 |
11.9%
|
| 4 | severe | 11 |
2.8%
|
| 5 | extreme | 4 |
1%
|
| Sysmiss | 4277 |