| Value | Category | Cases | |
|---|---|---|---|
| 0 | No | 310 |
88.8%
|
| 1 | Yes, Mild | 12 |
3.4%
|
| 2 | Yes, Moderate | 4 |
1.1%
|
| 3 | Yes, Severe | 7 |
2%
|
| 99 | Refuse | 16 |
4.6%
|
| Sysmiss | 55 |