| Value |
Category |
| 0 |
No |
| 1 |
Yes-Other |
| 2 |
Yes-Obstr. birth |
| 3 |
Yes-Circular cordon |
| 4 |
Yes-Placenta retent |
| 5 |
Yes-Pre-eclampsia |
Warning: these figures indicate the number of cases found in the data file. They cannot be interpreted as summary statistics of the population of interest.