| Value | Category | Cases | |
|---|---|---|---|
| 0 | No | 338 |
14.2%
|
| 1 | Yes | 1464 |
61.4%
|
| 2 | Refused to answer | 3 |
0.1%
|
| 3 | Mother was tested during pregnancy or soon after birth | 0 |
0%
|
| 4 | ??? | 7 |
0.3%
|
| 8 | Unknown | 574 |
24.1%
|
| 9 | Missing | 1309 | |
| Sysmiss | 468 |