. 2018 Oct 18;13(10):e0204571. doi: 10.1371/journal.pone.0204571

Table 1. Effect of vitrification on the embryonic developmental rate till the blastocyst stage.

Group	Embryo	Trial	Total (%, mean ± SE)
Vitrification	320	32	96 (30.0 ± 3.0)^a
Fresh	270	27	118 (43.7 ± 2.6)^b

^a,bMeans with different superscripts differ from each other (P < 0.05).