| Value | Category | Cases | Weighted | |
|---|---|---|---|---|
| 1 | Positive | 352 | 15290 |
43.3%
|
| 2 | Negative | 185 | 8013 |
22.7%
|
| 3 | Neither positive nor negative | 186 | 8803 |
24.9%
|
| 4 | Don’t know | 65 | 3020 |
8.5%
|
| Sysmiss | 5 | 223 |