CS on maternal request | CS with doctor-defined indications | CS with guideline-defined indications | ||||
---|---|---|---|---|---|---|
Crude OR | Adjusted OR (95% CI) | Crude OR | Adjusted OR (95% CI) | Crude OR | Adjusted OR (95% CI) | |
Self-efficacy in 2nd trimester | 0.845* | 0.845 (0.771 to 0.926) | 1.001 | 0.990 (0.923 to 1.062) | 0.969 | 0.981 (0.921 to 1.044) |
Who mostly influenced MOD† decision | ||||||
Woman herself (ref) | 1 | 1 | 1 | 1 | 1 | 1 |
Doctor | 0.503 | 0.483 (0.131 to 1.788) | 2.525* | 2.504 (1.307 to 4.796) | 2.129* | 2.239 (1.222 to 4.102) |
Others‡ | 0.641 | 0.640 (0.236 to 1.734) | 0.541 | 0.417 (0.177 to 0.921) | 0.314* | 0.382 (0.180 to 0.810) |
Preference of MOD in 2nd trimester | ||||||
No preference | 0.300* | 0.510 (0.164 to 1.583) | 0.450 | 0.457 (0.162 to 1.286) | 0.370* | 0.372 (0.154 to 0.900) |
VD preference | 0.227* | 0.345 (0.140 to 0.850) | 0.735 | 0.809 (0.357 to 1.830) | 0.510 | 0.519 (0.256 to 1.052) |
CS preference (ref) | 1 | 1 | 1 | 1 | 1 | 1 |
Age | 1.040 | 1.021 (0.914 to 1.140) | 1.006 | 0.980 (0.904 to 1.063) | 1.106* | 1.087 (1.012 to 1.167) |
Residence status | ||||||
Shanghai residents (with Shanghai Hukou) | 2.682* | 2.758 (1.245 to 6.109) | 1.610* | 1.749 (1.036 to 2.953) | 1.256 | 1.100 (0.692 to 1.747) |
Migrants (without Shanghai Hukou to ref) | 1 | 1 | 1 | 1 | 1 | 1 |
Number of induced abortions | ||||||
0 (ref) | 1 | 1 | 1 | 1 | 1 | 1 |
1 | 1.786 | 1.868 (0.815 to 4.285) | 1.910* | 1.992 (1.0 903 640) | 1.424 | 1.382 (0.790 to 2.416) |
2 or more | 1.767 | 3.106 (0.908 to 10.623) | 2.352* | 3.138 (1.317 to 7.476) | 1.435 | 1.481 (0.634 to 3.461) |
*p<0.05.
†MOD.
‡Others included husband, elder members in family, friends, etc.
CS, caesarean section; MOD, modes of delivery; VD, vaginal delivery.