Fig. 2From: Dose–response association between maternal pre-pregnancy bodyweight and gestational diabetes mellitus following ART treatment: a population-based cohort studyThe dose‐response relationship of maternal pre-pregnancy body mass index (BMI, kg/m2) and risk of GDM based on the linear model. The solid line represents the fitted linear trend, and shaded areas represents the 95% confidence interval. aOR, adjusted odds ratioBack to article page