Table 3.

Effect of microwell and group culture on in vitro embryonic development at day 2 and day 8

Factorsa	P valueb
	Cleavage %	> 5-cell %	Total blastocyst %	Expanded blastocyst %	Hatching blastocysts %	Code 1 blastocyst %
System	0.8974	0.0100	0.0325	0.3012	0.2721	0.1979
Number of embryos	0.9562	0.7340	0.1473	0.0432	0.0001	0.0066
System × Number of embryosc	0.8991	0.8032	0.9025	0.9574	0.8000	0.747

^aFactors are defined as the culture system (System; Droplet and WOW) and number of embryos per dish (number of embryos = 1, 2, 4, and 8)

^bP values are derived from two-way ANOVA

^cSystem × Number of embryos represent synergistic effects of the system and the number of embryos