| Value | Category | Cases | |
|---|---|---|---|
| 0 | No | 3282 |
85.7%
|
| 1 | Yes, Mild | 240 |
6.3%
|
| 2 | Yes, Moderate | 155 |
4%
|
| 3 | Yes, Severe | 103 |
2.7%
|
| 99 | Refuse | 49 |
1.3%
|
| Sysmiss | 316 |