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Table 2 Embryo scores and mean numbers of blastomeres of the early-cleavage and late-cleavage subgroups in the agonist group.

From: Early-cleavage is a reliable predictor for embryo implantation in the GnRH agonist protocols but not in the GnRH antagonist protocols

 

Early-cleavage subgroup

Late-cleavage subgroup

P value

Day 2 embryo score

1.8 ± 0.03

2.1 ± 0.03

< 0.0001

No. of day 2 blastomeres

4.0 ± 0.04

3.17 ± 0.04

< 0.0001

Day 3 embryo score

1.9 ± 0.03

2.5 ± 0.03

< 0.0001

No. of day 3 blastomeres

7.28 ± 0.06

6.16 ± 0.06

< 0.0001

Pregnancy rate (%)

116/216 (53.7)

39/115 (33.9)

< 0.0001

  1. Note: Values are the mean ± SEM.