Table II. Embryology and IVF-ET outcome data
Parameter FA (n=127) FF (n=102) P
Prevalence of fractured zone pellucida oocytes (%) 5.5 10.7 NSa
Oocyte fertilization rate (%) 81.6 82.4 NS
Top quality embryos (%) 41.2 59.7 0.01
Clinical pregnancy rate/oocyte (%) 14.1 22.5 NS
Embryo implantation rate (%) 20.4 34.8 0.04

aNot significant