| I型 (n = 29) | IIa型 (n = 21) | IIb型 (n = 6) | IIIa 型 (n = 10) | IIIb型 (n = 11) | IIIc型 (n = 1) | P值 |
年龄(岁) | 33.59 ± 5.14 | 33.95 ± 4.03 | 34.33 ± 5.16 | 32.60 ± 5.06 | 33.91 ± 3.78 | 33 | 0.978 |
剖宫产次数(次) | 1.69 ± 0.60 | 2.05 ± 0.59 | 2.00 ± 0 | 1.80 ± 0.42 | 1.45 ± 0.69 | 3 | 0.021 |
距离上一次剖 宫产时间(年) | 4.69 ± 3.32 | 4.81 ± 3.71 | 6.33 ± 3.07 | 3.90 ± 3.07 | 5.09 ± 3.99 | 1 | 0.683 |
停经时间(天) | 50.59 ± 7.39 | 47.76 ± 9.36 | 56.83 ± 11.27 | 59.90 ± 10.46 | 61.45 ± 17.52 | 60 | 0.004 |
术前血β-HCG 水平(mIU/ml) | 38,046.38 ± 35,900.19 | 25,948.0 ± 20,254.63 | 80,143.00 ± 2001.11 | 49,715.03 ± 33,546.09 | 7864.69 ± 16,938.56 | 584.7 | 0.000 |