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,...
Main Authors: | , , , |
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Format: | Article |
Language: | English |
Published: |
BMC
2022-06-01
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Series: | Reproductive Biology and Endocrinology |
Subjects: | |
Online Access: | https://doi.org/10.1186/s12958-022-00957-8 |