Tabel 1. Survival, pregnancy and delivery rates after single embryo transfer of human blastocysts vitrified with either the Cryotop or the CryoTip method. Cryotop (open) Cryotip (gesloten) Survived/vitrified rate (%) 221/227 (97) 82/88 (93) Pregnancy/transfer rate (%) 131/221 (59) 42/82 (51) Delivery/transfer rate (%) 113/221 (51) 39/82 (48) No significant differences between corresponding values were found.
Tableau 1. Survival, pregnancy and delivery rates after single embryo transfer of human blastocysts vitrified with either the Cryotop or the CryoTip method Cryotop TM (ouvert) Cryotip TM (fermé) Survived/vitrified rate (%) 221/227 (97) 82/88 (93) Pregnancy/transfer rate (%) 131/221 (59) 42/82 (51) Delivery/transfer rate (%) 113/221 (51) 39/82 (48)