| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1st trimester only (12 weeks or less) | 1 |
33.3%
|
| 2 | 1st and 2nd trimester (more than 12 weeks to 22 weeks) | 2 |
66.7%
|
| 3 | More than 22 weeks | 0 |
0%
|
| 98 | Don't know | 0 |
0%
|
| 99 | No response | 0 |
0%
|
| Sysmiss | 100 |