Table 1 Prevalence of the complications in twin pregnancies and its association to pregnancy outcome based on univariate analysis

TTTs

33

2.9

33

0

/

–

Hypertension

35

3

30

5

/

2.67

Preeclampsia

79

6.9

66

13

/

2.2

FGR

13

1.1

11

2

/

2.49

Diabetes mellitus

246

21.3

168

78

/

0.99

Polyhydramnios

13

1.1

10

3

/

1.51

Oligohydramnios

33

2.9

23

10

/

1.05

HBV carriers

62

5.4

43

19

/

1.03

PROM(premature rupture of membrane)

184

16

165

19

/

3.31

Scarred uterus

124

10.8

101

23

/

1.87

Chorioamnionitis

13

1.1

12

1

/

5.4

Anemia

185

16

111

68

6

0.79

Infection

24

2.1

17

7

/

1.1

Dysthyroid

50

4.3

37

13

/

1.28

PID(pelvic inflammatory disease)

28

2.4

17

2

9

3.81

Total

1153