… A high delivery rate per oocyte retrieval (25.8%) was observed in patients above age 40
years after embryo transfer at the blastocyst stage. These results give a clear indication of …

… Surprisingly, there is little evidence from the current study that age has any influence on
an embryo’s potential for implantation once a transferable blastocyst has developed. These …

… IVF-ET cycles to determine whether blastocyst formation is more likely to occur under certain
circumstances. The effect of patient age in relation to blastocyst transfer also was studied. …

… However, our study revealed different results that can be explained by the fact that
embryo transfer was carried out at the blastocyst stage and not in the cleavage stage. …

… In conclusion, maternal age ≥39 years unfavourably influences blastocyst development
and clinical pregnancy rates in natural IVF−embryo transfer cycles. Low oestradiol …

… rates peaked with transfer of two blastocyst stage embryos in women age 38 and 39 years.
Transfer of additional embryos was not beneficial. Transfer of a single embryo resulted in a …

… obstetric outcomes associated with blastocyst embryo transfer: the available evidence … -gestational-age
neonate, with a reduced risk of delivery of a small-for-gestational-age neonate51-…

… stage are associated with a higher risk of preterm delivery, large for gestational age babies,
… first embryo transfer at blastocyst stage, we examine the reasons for extended embryo culture…

… age rounded to the nearest integer). For each age we determined live birth rates using embryo
transfers … This was done to create a 7-year age group centered on the age of interest. For …

… role on blastocyst selection in the … the transfer of a single blastocyst results in similar
gestational rates as those for DET. Conclusion: We suggest that blastocyst grading for patients aged …