Skip to main content

Table 2 Comparison of cycles and pregnancy outcomes between groups

From: The effect of letrozole versus artificial hormonal endometrial preparation on pregnancy outcome after frozen-thawed embryos transfer cycles: a randomized clinical trial

 

Artificial cycle

(n = 59)

Simulated cycle by letrozole +HMG

(n = 57)

P-value

Endometrial thickness at ET day (mm)

9.92 ± 0.19

9.45 ± 0.16

0.065

Cycle cancellation rate (%)

1 (1.6)

3 (5.2)

0.29

Implantation rate (%)

20%

22%

0.67

Chemical pregnancy rate (%)

25 (42.3)

28 (49.1)

0.46

Clinical pregnancy rate (%)

22 (37.2)

24 (42.1)

0.59

Ectopic pregnancy

1 (1.6)

2 (3.5)

0.53

Heterotopic pregnancy

0 (0)

1 (1.75)

0.30

Miscarriage rate (%)

2 (3.3)

2 (3.5)

0.97

Ongoing pregnancy rate (%)

19 (32.2)

20 (35)

0.74

  1. HMG Human menopausal gonadotropin. P-value≤0.05 was considered statistically significant