Association of maternal pre-pregnancy body mass index with birth weight and preterm birth among singletons conceived after frozen-thawed embryo transfer

Abstract Background To explore the effect of pre-pregnancy body mass index (BMI) on neonatal outcomes among singletons born after frozen embryo transfer (FET). Methods This large retrospective cohort study included 18,683 singleton infants born after FET during the period from Jan 1, 2007 to Dec 31,...

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Bibliographic Details
Main Authors: Jiaying Lin, Haiyan Guo, Bian Wang, Qianqian Zhu
Format: Article
Language:English
Published: BMC 2022-06-01
Series:Reproductive Biology and Endocrinology
Subjects:
Online Access:https://doi.org/10.1186/s12958-022-00957-8