| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 1 |
12.5%
|
| 2 | No | 1 |
12.5%
|
| 3 | Not applicable (mother HIV negative) | 2 |
25%
|
| 4 | Unknown | 4 |
50%
|
| Sysmiss | 2543 |