| Value | Category | Cases | |
|---|---|---|---|
| 1 | None | 926 |
87%
|
| 2 | Mild | 50 |
4.7%
|
| 3 | Moderate | 43 |
4%
|
| 4 | Severe | 30 |
2.8%
|
| 5 | Extreme | 15 |
1.4%
|
| Sysmiss | 3353 |