Unexplained infertility n = 46

Tubal factor infertility n = 38

P value

In vitro Fertilization rate

Median (Q1; Q3)

1 (0.82; 1)

1 (0.87; 1)

0.78

Mean ± SD

0.91 ± 0.13

0.89 ± 1.16

Number of good quality embryos on day 3 of development

Median (Q1; Q3)

6 (3; 10)

4 (2.5; 7)

0.11

Mean ± SD

6.81 ± 4.15

5.44 ± 4.11

Pregnancy rate %

52.3

31.6

0.047