Table 4 Clinical characteristics of controls and cases
Control | CI | |
|---|---|---|
Total number | 57 | 22 |
Age (years) mean ± SD | 38.3 ± 5.1 | 34.0 ± 5.3* |
Parity (numbers of births) mean ± SD | 2.3 ± 1.0 | 1.7 ± 1** |
Spontaneous abortions (<week 16) | 35% | 45% |
Spontaneous abortions 16 to 23+6 weeks | 2% | 59% |
Termination of pregnancy (before week 12) | 46% | 27% |
Cesarean section | 19% | 41% |
Cerclage | 0 | 95% |