| Value | Category | Cases | |
|---|---|---|---|
| 1 | yes | 13 |
26.5%
|
| 2 | no | 8 |
16.3%
|
| 3 | partner already infected | 28 |
57.1%
|
| 9 | not applicable | 0 |
0%
|
| 9999995 | missing:impute | 0 |
0%
|
| Sysmiss | 3207 |