Obstetric and perinatal outcomes in twin pregnancies conceived via assisted reproductive technology vs. spontaneous conception: a population-based cohort study

Twin pregnancies conceived via ART are associated with significantly increased risks of obstetric and perinatal complications compared with spontaneous conceptions. Given the growing utilization of ART, these findings underscore the importance of individualized prenatal care and vigilant perinatal monitoring in ART-conceived twin pregnancies, particularly among women of advanced maternal age.