Table 1.

Total number of oocytes activated, the efficiency of blastocyst stage embryo production and quality of blastocysts as revealed by the cell number.

Group	Number Of Activated Oocytes	% Blastocyst/Oocytes	Mean Cell Number	Min/Max Cell Number
P FF P	315	20,6a	29,1a	18/51
C FF P	446	29,6b	44,6b	19/86
P FF C	312	27,8b	37,3b	25/50
C FF C	348	29,5b	37,0b	22/53
TOTAL	1421	26,9	37,4	18/86

Different letters indicate statistically significant differences between groups (P < 0.05).