Number of parous events affects the association between physical exercise and glycemic control among women with gestational diabetes mellitus: A prospective cohort study.

"Competing interests The authors declare that they have no competing interests."

"AcknowledgmentsThis study was supported by grants from the Research Program of Shanghai Sports Bureau (20Q001), Shanghai Shenkang Hospital Development Center Management Research Program (2020SKMR-32), Intelligence Funds of Shanghai Skin Disease Hospital (2021KYQD01), and the National Key R & D Program of China (2018YFC1705300). The funder had no role in study design, data collection and analysis, decision for publication, or preparation of the manuscript.We would like to thank Professor Michael Engelau (Center for Disease Control and Prevention, Atlanta, GA, USA) for giving suggestions and comments on this manuscript."

"Ethics approval was authorized by Songjiang Maternal and Children's Health-care Hospital Institution Review Board (IRB#-2019-12-003). Informed consent was provided by each participant before the questionnaire interview. This study was conducted following the Helsinki Declaration and registered in the Chinese Clinical Trial Registry (ChiCTR2000028832)."