Table 4 Binary logistic regression analysis based on live birth rate
No live birth (n = 1273) | Live birth (n = 660) | Unadjusted OR (95% CI) | P value | Adjusted ORa (95%CI) | P value | |
|---|---|---|---|---|---|---|
Blood groups | ||||||
A blood group | 290 (22.8%) | 161 (24.4%) | Reference | |||
B blood group | 409 (32.1%) | 219 (33.2%) | 0.964 (0.749–1.242) | 0.779 | 0.946 (0.727–1.229) | 0.676 |
AB blood group | 83 (6.5%) | 41 (6.2%) | 0.890 (0.584–1.355) | 0.297 | 0.829 (0.641–1.072) | 0.153 |
O blood group | 491 (38.6%) | 239 (36.2%) | 0.877 (0.685–1.122) | 0.586 | 0.856 (0.555–1.321) | 0.482 |