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Table 2 Most invasive treatment during the conception cycle by infertility diagnosis (N = 490)

From: Fertility treatments and the risk of preterm birth among women with subfertility: a linked-data retrospective cohort study

 

None

Drugs

IUI*

IVF

Total

P value

N

Row%

N

Row%

N

Row%

N

Row%

N

Col%

Tubal factor

29

37.2%

14

17.9%

9

11.5%

26

33.3%

78

15.9%

0.550

Endometriosis

49

37.4%

18

13.7%

19

14.5%

45

34.4%

131

26.7%

0.169

Ovulation dysfunction

99

37.5%

63

23.9%

41

15.5%

61

23.1%

264

53.9%

0.000

Uterine factor

20

30.8%

7

10.8%

12

18.5%

26

40.0%

65

13.3%

0.022

Male factor

60

30.8%

21

10.8%

27

13.8%

87

44.6%

195

39.8%

0.000

Unexplained infertility

136

47.4%

43

15.0%

32

11.1%

76

26.5%

287

59.5%

0.176

Multiple female factors

45

32.6%

26

18.8%

25

18.1%

42

30.4%

138

28.2%

0.014

Multiple female and male

43

33.1%

19

14.6%

16

12.3%

52

40.0%

130

26.5%

0.002

Total

213

43.5%

77

15.7%

64

13.1%

136

27.8%

490

100.0%

 
  1. Women/couples may be in more than one category
  2. *99% of IUI cycles also had ovulation drugs