| Value | Category | Cases | |
|---|---|---|---|
| 1 | less than 1 hour after birth | 214 |
27.3%
|
| 2 | 1-2 hours | 389 |
49.6%
|
| 3 | more than 2 hours | 182 |
23.2%
|
| Sysmiss | 591 |