| Value | Category | Cases | |
|---|---|---|---|
| 1 | Within the first week after birth | 346 |
54.8%
|
| 2 | Within the first month after birth | 174 |
27.6%
|
| 3 | After the first month | 79 |
12.5%
|
| 4 | Never immunised | 11 |
1.7%
|
| 88 | DK | 21 |
3.3%
|
| Sysmiss | 4 |