Table 1 Characteristics of parturients underwent emergency cesarean section under general or neuraxial anesthesia

Age, year

32.0 ± 4.2

31.4 ± 3.5

32.1 ± 4.0

P > 0.05

BMI, kg.m⁻²

26.56 ± 3.35

26.05 ± 2.67

26.78 ± 3.35

P > 0.05

ASA, n

P < 0.05

 II

278(82.5%)

127(92.7%)

59(90.8%)

 III

55(16.3%)

10(7.3%)

6(9.2%)

 IV

2(0.6%)

0

0

 V

2(0.6%)

0

0

Gestational age, week

39.4[37.9,40.4]

39.9[39.1,40.6]

39.0[37.8,40.1]

P < 0.0001

Primipara, n

P < 0.0001

 Yes

288(85.5%)

124(90.5%)

15(23.1%)

 No

49(14.5%)

13(9.5%)

50(76.9%)

Indications for urgent CS, n

Acute severe fetal bradycardia

282(83.7%)

130(94.9%)

30(46.2%)

P < 0.0001

Placental abruption

10(3.0%)

0

7(10.8%)

P < 0.0001

Prolapse of umbilical cord

21(6.2%)

4(2.9%)

0

P > 0.05

Uterine rupture

1(0.3%)

0

0

P > 0.05

Eclampsia

5(1.5%)

1(0.7%)

1(1.5%)

P > 0.05

Other

17(5.0%)

2(1.5%)

26(40%)

P < 0.0001

Preexisting labor analgesia, n

P < 0.0001

 Yes

70(20.8%)

92(67.2%)

2(3.2%)

 No

267(79.2%)

45(32.8%)

63(96.9%)

Duration of operation, min

32[27,37]^a

31[26,35]

28[25,33]

0.004