| Value | Category | Cases | |
|---|---|---|---|
| 1 | None | 343 |
32.2%
|
| 2 | Mild | 415 |
39%
|
| 3 | Moderate | 247 |
23.2%
|
| 4 | Severe | 41 |
3.9%
|
| 5 | Extreme | 18 |
1.7%
|
| Sysmiss | 3353 |