Table 3 Binary logistic regression analysis for women aged ≤ 35 years
Parameter | %(n/) | Crude OR (95%CI) | Adjusted OR (95%CI) |
|---|---|---|---|
Live birth | |||
 VD (n = 214) | 45.8%(98/214) | 1.00 | 1.00 |
 CS (n = 187) | 37.4%(70/187) | 0.70(0.47 ~ 1.05) | 0.81(0.52 ~ 1.33) |
 CSD (n = 42) | 21.4%(9/42) | 0.32(0.14 ~ 0.70)* | 0.35(0.15 ~ 0.85)* |
Positive hCG test | |||
 VD (n = 214) | 59.8%(128/214) | 1.00 | 1.00 |
 CS (n = 187) | 49.2%(92/187) | 0.65(0.43 ~ 0.96) | 0.82(0.52 ~ 1.27) |
 CSD (n = 42) | 38.1%(16/42) | 0.41(0.20 ~ 0.81)* | 0.52(0.24 ~ 0.82)* |
Clinical pregnancy | |||
 VD (n = 214) | 55.6%(119/214) | 1.00 | 1.00 |
 CS (n = 187) | 46.0%(86/187) | 0.68(0.45 ~ 1.008) | 0.84(0.53 ~ 1.33) |
 CSD (n = 42) | 31.0%(13/42) | 0.35(0.17 ~ 0.72)* | 0.43(0.19 ~ 0.92)* |
Mean implantation rate (mean ± SD) | |||
 VD (n = 214) | 0.43 ± 0.43 | 1.00 | 1.00 |
 CS (n = 187) | 0.41 ± 0.47 | 0.97(0.89 ~ 1.06) | 0.97(0.89 ~ 1.06) |
 CSD (n = 42) | 0.27 ± 0.43 | 0.84(0.73 ~ 0.98)* | 0.85(0.73 ~ 0.98)* |
Early abortion | |||
 VD (n = 214) | 9.2%(11/119) | 1.00 | 1.00 |
 CS (n = 187) | 9.3%(8/86) | 0.82(0.32 ~ 2.09) | 0.97(0.34 ~ 2.76) |
 CSD (n = 42) | 15.4%(2/13) | 0.92(0.19 ~ 0.19) | 1.03(0.20 ~ 5.27) |
Ectopic pregnancy | |||
 VD (n = 214) | 2.5%(3/119) | 1.00 | 1.00 |
 CS (n = 187) | 2.3%2/86) | 0.76(0.12 ~ 4.60) | 1.17(0.15 ~ 8.94) |
 CSD (n = 42) | 7.7%(1/13) | 1.71(0.17 ~ 16.90) | 2.94(0.19 ~ 44.65) |