Investigating Outcomes of Gamete Donation in Assisted Reproductive Technology: A Retrospective Study

OBJECTIVE: This study aims to evaluate and characterize Assisted Reproductive Technology (ART) cycles, as well as the associated obstetric and neonatal outcomes, in pregnancies resulting from gamete donation at the Public Gamete Bank of the Centro Materno Infantil do Norte Dr. Albino Aroso (CMIN), Unidade Local de Saúde de Santo António (ULSSA), in Porto, Portugal. METHODS: We conducted a retrospective analysis of 238 gamete donation cycles from 2011 to 2021. Collected variables included recipient age, duration and cause of infertility, number of attempts, ART techniques employed, embryo transfer details, beta-human chorionic gonadotropin (β-hCG) values, live birth rates, gestational age, mode of delivery, and birth weight. Statistical analyses were performed using IBM SPSS Statistics 27, with a significance threshold set at p