Table 2 Comparison of embryological characteristics of the two groups.

From: Effects of artificial cycles with and without gonadotropin-releasing hormone agonist pretreatment on frozen embryo transfer outcomes in patients with adenomyosis

 

GROUP A (n = 160)a

GROUP B (n = 181)b

Two-tailed P value

Stage of embryo transferred—no./total no. (%)

D3

2/160 (1.25)

5/181 (2.76)

0.44

D5

116/160 (72.5)

136/181 (75.14)

D6

42/160 (26.25)

40/181 (22.10)

No. of embryos transferred

  

0.78

One embryo—no./total no. (%)

143/160 (89.38)

160/181 (88.40)

 

Two embryos—no./total no. (%)

17/160 (10.62)

21/181 (11.60)

 

High-quality embryo rate

High-quality embryo rate of D3—no./no. of normally fertilized eggs. (%)

1/4 (25.0)

7/9 (77.78)

0.22

High-quality blastocyst ratio—no./total no. (%)

122/173 (70.52)

144/193 (74.61)

0.38

  1. aIn the study group (n = 160), GnRH-a was added based on GnRH-a before hormone administration to adjust the menstruation cycle.
  2. bThe control group (n = 181) was treated only with an artificial hormone cycle to prepare the endometrium.
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