Age group I 20 - 34 (n = 133)

Age group II 35 - 39 (n = 133)

Age group III 40 - 42 (n = 78)

Age group IV 43 - 47 (n = 42)

P Value

Age (years ± STD)

30.48 ± 3.17

36.95 ± 1.33

41.04 ± 0.81

43.98 ± 1.04

BMI

26.86 ± 6.82

25.61 ± 5.42

25.83 ± 5.15

22.73 ± 4.24

0.03

Smoking (%)

29.3

27.8

23.1

38.1

0.377

Abdominal surgery (%)

8.3

6

2.6

4.8

0.395

Gynecological surgery (%)

9

9.8

17.9

21.4

0.055

Cesarean section (%)

8.3

15.8

10.3

11.9

0.28

Curettage (%)

11.3

30.1

28.2

23.8

0.001

PID (%)

4.5

5.3

9

4.8

0.568