Table 2 Pregnancy outcomes among different infertility etiologies for IVF compared to spontaneous pregnancies in singleton pregnancies

Maternal outcomes

6832

271

542

74

267

87

Gestational hypertension

271

4

13

4.8

18

3.3

3

4.1

18

6.7^

2

2.3

Preeclampsia

193

2.8

22

8.1*

23

4.2

2

2.7

9

3.4

4

4.6

 Mild

63

0.9

8

3*

7

1.3

0

0

2

0.2

1

1.1

 Severe

130

1.9

14

5.2*

16

3

2

2.7

7

2.6

3

3.4

Preterm preeclampsia

46

0.7

8

3*

5

0.9

0

0

3

1.1

2

2.3

GDM

1132

16.6

76

28*

129

23.8*

15

20.3

57

21.3^

25

28.7^

Placenta previa

94

1.4

3

1.1

18

3.3^

8

10.8^

13

4.9*

5

5.7*

Placental abruption

92

1.3

7

2.6

7

1.3

2

2.7

2

0.7

4

4.6^

pPROM

154

2.3

13

4.8^

19

3.5

3

4.1

11

4.1

3

3.4

Placenta accreta

148

2.2

7

2.6

20

3.7^

3

4.1

11

4.1^

3

3.4

Postpartum haemorrhage

574

8.4

31

11.4

59

10.9^

6

8.1

21

7.9

9

10.3

ICP

16

0.2

3

1.1^

4

0.7^

0

0

1

0.4

0

0

Polyhydramnios

61

0.9

4

1.5

7

1.3

1

1.4

5

1.9

0

0

Oligohydramnios

247

3.6

14

5.2

18

3.3

4

5.4

12

4.5

2

2.3

Chorioamnionitis

91

1.4

7

2.6

10

1.8

2

2.7

3

1.1

4

4.6^