Table 1 Maternal characteristics and obstetric complications and newborn outcomes of parturients who accepted cesarean delivery with general anesthesia during 2013–2016

Maternal Age(y)

30.0 ± 5.9

29.4 ± 4.9

30.2 ± 5.8

30.9 ± 4.8

0.004

Stratified Age (y)

 18–28

31(41.89)

95(47.5)

76(43.93)

97(30.89)

 < 0.001

 29–33

19(25.68)

64(32)

45(26.01)

131(41.72)

 34–49

21(28.38)

41(20.5)

52(30.06)

86(27.39)

 Missing

3(4.05)

0(0.0)

0(0.0)

0(0.0)

BMI(kg/m2)

28.86 ± 4.85

28.47 ± 4.18

28.14 ± 4.51

28.73 ± 4.07

0.729

BMI group

  < 25.5

13(17.57)

34(17)

34(19.65)

48(15.29)

0.567

 25.5–28

14(18.92)

53(26.5)

43(24.86)

93(29.62)

 28–31

18(24.32)

58(29)

41(23.7)

66(21.02)

  >  = 31

17(22.97)

41(20.5)

37(21.39)

75(23.89)

 Missing

12(16.22)

14(7)

18(10.4)

32(10.19)

Gestational age (Days)

256.9 ± 20.3

249.1 ± 24.8

246.8 ± 23.3

248.9 ± 24.5

0.012

Stratified Gestational age (Days)

 175–259

35(47.3)

120(60)

111(64.16)

183(58.28)

0.072

 260–270

16(21.62)

44(22)

41(23.7)

81(25.8)

 271–277

13(17.57)

23(11.5)

11(6.36)

29(9.24)

 278–301

10(13.51)

13(6.5)

10(5.78)

20(6.37)

 Missing

0(0)

0(0)

0(0)

1(0.32)

Categorization of Maternal complications

 No

0(0)

0(0)

0(0)

1(0.32)

0.002

 Neurological disease and/or mental disorders

8(10.81)

5(2.5)

7(4.05)

4(1.27)

 Coagulation deficiency

21(28.38)

57(28.5)

26(15.03)

64(20.38)

 Pregnancy-related Complications

39(52.7)

122(61)

128(73.99)

231(73.57)

 Autoimmune disease

4(5.41)

9(4.5)

7(4.05)

10(3.18)

 Others

2(2.7)

7(3.5)

5(2.89)

4(1.27)

Emergency or Elective

 Emergency

46(62.16)

103(51.5)

145(83.82)

264(84.08)

 < 0.001

 Selective

24(32.43)

95(47.5)

26(15.03)

40(12.74)

 Missing

4(5.41)

2(1)

2(1.16)

10(3.18)

Primary or Repeat

 Primary

58(78.38)

128(64)

96(55.49)

139(44.27)

 < 0.001

 Repeat

12(16.22)

71(35.5)

76(43.93)

170(54.14)

 Missing

4(5.41)

1(0.5)

1(0.58)

5(1.59)

Twins

 No

70(94.59)

185(92.5)

169(97.69)

303(96.5)

0.071

 Yes

4(5.41)

15(7.5)

4(2.31)

11(3.5)

Anesthesia technique

 LMA

21(28.38)

146(73)

145(83.82)

292(92.99)

 < 0.001

 ETT

53(71.62)

54(27)

27(15.61)

22(7.01)

 Missing

0(0)

0(0)

1(0.58)

0(0)

Newborn Outcomes

 Newborn weight(g)

2672.2 ± 756.0

2652.9 ± 825.4

2605.5 ± 828.9

2672.9 ± 832.1

0.816

Apgar Score at 1 min

 0–4

5(6.76)

11(5.5)

12(6.94)

21(6.69)

0.928

 5–7

10(13.51)

18(9)

16(9.25)

36(11.46)

 8–10

58(78.38)

161(80.5)

138(79.77)

249(79.3)

 Death

1(1.35)

10(5)

7(4.05)

8(2.55)

Apgar Score at 5 min

 0–4

0(0)

4(2)

3(1.73)

8(2.55)

0.764

 5–7

6(8.11)

12(6)

9(5.2)

15(4.78)

 8–10

67(90.54)

174(87)

154(89.02)

283(90.13)

 Death

1(1.35)

10(5)

7(4.05)

8(2.55)

NICU

 No

57(77.03)

142(71)

124(71.68)

174(55.41)

 < 0.001

 Yes

16(21.62)

47(23.5)

39(22.54)

130(41.4)

 Missing

1(1.35)

11(5.5)

10(5.78)

10(3.18)

Total Hospital Days

10.9 ± 7.2

11.9 ± 9.6

14.4 ± 12.3

10.8 ± 8.1

 < 0.001

Hospital Days after Delivery

7.6 ± 3.7

6.6 ± 5.2

7.3 ± 4.5

5.7 ± 3.2

 < 0.001