| Value | Category | Cases | |
|---|---|---|---|
| 1 | None | 934 |
84.8%
|
| 2 | Mild | 80 |
7.3%
|
| 3 | Moderate | 23 |
2.1%
|
| 4 | Severe | 30 |
2.7%
|
| 5 | Extreme | 34 |
3.1%
|
| Sysmiss | 3316 |