Table 4 Pregnancy and obstetric outcomes in TCTA pregnancy

 gestational week (weeks)

35.99 ± 2.33^a

38.00 ± 2.64^a,b

34.64 ± 2.79

p < 0.001

 Average birth weight (g)

2567.66 ± 571.38^a

3105.38 ± 691.46^a,b

2285.43 ± 613.71

p < 0.001

 Complete miscarriage rate (%)

(5/130) 3.85

(3/31) 9.68

(1/18) 5.56

p = 0.309

 Early miscarriage rate(< 12 weeks) (%)

(1/130) 0.77

(2/31) 6.45

(1/18) 5.56

p = 0.063

 Late miscarriage rate (12–28 weeks)

(4/130) 3.08

(1/31) 3.23

(0/18) 0.00

p = 1.000

 Premature delivery rate

(60/125) 48.00^a

(5/28) 17.86^a,b

(15/17) 88.24

p < 0.001

 Early premature delivery (28–34 weeks) (%)

(20/125) 16.00

(1/28) 3.57

(2/17) 11.76

p = 0.235

 Late premature delivery (34–37 weeks) (%)

(40/125) 32.00^a

(4/28) 14.29^a

(13/17) 74.47

p < 0.001

 survival rate(%)

(124/130) 95.38

(28/31) 90.32

(17/18) 94.44

p = 0.482

 One survivor

16

28

2

/

 Two survivors

108

–

5

/

 Three survivors

–

–

10

/

 Take baby home rate (%)

(124/130) 95.38

(28/31) 90.32

(17/18) 94.44

p = 0.482

 Cesarean section rate

(112/125) 89.6

(23/28) 82.14

(15/17) 88.24

p = 0.482

 LBW < 2500 g (%)

(92/232) 39.66

(3/28)10.71^a,b

(23/42) 54.76

P = 0.001

 VLBW < 1500 g (%)

(28/232) 12.07

(1/28) 3.57^a

(6/42) 14.29

p = 0.359

 Percentage of boys (%)

(118/232)50.86

(14/28)50

(26/49)53.06

P = 0.432

 Gestational hypertension (%)

(9/125)0.072

(0/28) 0^a

(4/17)23.53

P = 0.020

 gestational diabetes mellitus (%)

(5/125) 4

(1/28)3.57

(3/17)17.65

P = 0.087