Risk of gestational diabetes mellitus by pre-pregnancy body mass index: A systematic review and meta-analysis

Abstract

Gestational diabetes mellitus (GDM) is serious health challenges. This study aimed at determining the risk of GDM among pregnant women by pre-pregnancy BMI. Five electronic databases including Medline (PubMed), Scopus, Embase, Web of Science and Google Scholar were searched for literature published form 2015 to January 1, 2021. The pooled estimate risk of GDM among pregnant women was 16.8 (95 CI: 15.3�18.4). The risk of GDM in underweight/normal group and overweight/obese group were 10.7 (95 CI: 9.1�12.4) and 23 (95 CI: 20.2�25.9), respectively. The risk of GDM is high among overweight/obese pregnant women. © 2021 Diabetes Indi