Recovered oocytes | Oocytes with cumulus expansion | Oocytes with extrusion of the first polar corpuscle | Oocytes with extrusion of the second polar corpuscle IVF |
341 AFF (22 hours) | 63.92% (218) | 72.01% (157) | 62.38% (136) |
320 WFF (22 hours) | 59.68% (191) | 67.53% (129) | 53.40% (102) |
356 AFF (26 hours) | 92.9% (331) | 92.1% (305) | 79.45% (263) |
323 WFF (26 hours) | 71.82% (232) | 77.15% (179) | 65.08% (151) |