title: Comparison of the offspring sex ratio between fresh and vitrification-thawed blastocyst transfer.
abstract: There was a significant difference in the sex ratio between offspring from fresh and from vitrification-thawed blastocyst transfer. The live birth sex ratio influenced by the blastocyst-stage embryo transfer correlated with top-quality embryo morphology.
authors.affiliation: Department of Obstetrics and Gynecology, Chang Gung Memorial Hospital-Kaohsiung Medical Center, Chang Gung University College of Medicine, Kaohsiung, Taiwan.
authors.forename: Pin-Yao
authors.initials: PY
authors.lastname: Lin
authors.forename: Fu-Jen
authors.initials: FJ
authors.lastname: Huang
authors.forename: Fu-Tsai
authors.initials: FT
authors.lastname: Kung
authors.forename: Li-Jung
authors.initials: LJ
authors.lastname: Wang
authors.forename: Shiuh Young
authors.initials: SY
authors.lastname: Chang
authors.forename: Kuo-Chung
authors.initials: KC
authors.lastname: Lan
mesh_terms: D001755:Blastocyst; D016241:Child of Impaired Parents / Q000706:statistics & numerical data*; D015331:Cohort Studies; D015925:Cryopreservation; D004624:Embryo Transfer / Q000379:methods* / Q000706:statistics & numerical data; D005260:Female; D006801:Humans; D007231:Infant, Newborn; D007246:Infertility / Q000628:therapy; D008297:Male; D011247:Pregnancy; D011272:Pregnancy, Multiple / Q000706:statistics & numerical data; D012189:Retrospective Studies; D012744:Sex Ratio; D020554:Sperm Injections, Intracytoplasmic