The chances of twins with egg donation are higher than in normal IVF cycles using the woman's own eggs due to the young age of donors, which translates into very healthy oocytes. This is the reason why multiple embryo transfers are unadvisable.
On average, if more than one embryo is transferred, the likelihood of becoming pregnant with twins is about 40%, while the chances of carrying triplets or greater is roughly 4%.
Read the full article on: What differs in pregnancy with fraternal twins or identical twins? ( 41).
Read the full article on: IVF with egg donation: what are the chances of getting pregnant? ( 39).
Degree in Human Biology (Biochemistry) from the Pompeu Fabra University (UPF). Official Master's Degree in Clinical Analysis Laboratory from the UPF and Master’s Degree about the Theoretical Basis and Laboratory Procedures in Assisted Reproduction from the University of Valencia (UV).