Variables | Unadjusted | Adjusted | p | ||
---|---|---|---|---|---|
 | OR | 95%CI | OR | 95%CI |  |
Age ≥ 35y | 5.08 | 3.81 ~ 6.11 | 3.22 | 1.20 ~ 5.15 | 0.011 |
Gestational diabetes | 3.36 | 2.13 ~ 5.92 | 2.64 | 1.91 ~ 4.15 | 0.007 |
Vaginal delivery attempt | 3.44 | 2.01 ~ 5.17 | 2.05 | 1.69 ~ 4.42 | 0.026 |
Premature rupture of membranes | 3.18 | 1.79 ~ 4.48 | 2.42 | 1.02 ~ 4.20 | 0.042 |
Preoperative hemoglobin ≤ 105 g/L | 6.32 | 5.14 ~ 8.22 | 4.39 | 1.02 ~ 7.88 | 0.017 |
Estimated blood loss during surgery ≥ 400 ml | 2.95 | 1.77 ~ 3.96 | 1.81 | 1.35 ~ 3.01 | 0.009 |
Postoperative urinary tube implacement | 3.04 | 2.14 ~ 4.67 | 2.19 | 1.27 ~ 2.50 | 0.047 |