According to Egyptian data 2018, in frozen cycles: The difference in CPR between transferring 2 embryos and one embryo is only 4.6% , in favor of double ET

There is a trend in declining the number of transferred embryos without adversely impacting the pregnancy rate.

– Individual patient data is promising regarding single blastocyst transfer.

– Freeze all cycles had markedly increased from (1.7%) in 2013 to (19.3%) in 2021.

According to Egypt data 2018 in comparison to Egypt data 2005: there is marked decline in the number of transferred embryos, whether in fresh or frozen cycles without adverse impact on the cycle outcome