Fig. 3From: Maternal obesity (Class I-III), gestational weight gain and maternal leptin levels during and after pregnancy: a prospective cohort studyPlasma leptin values during and after pregnancy in obese women divided in low, recommended and excessive gestational weight gain groups. Leptin values are mean and 95 % confidence interval (Bonferroni adjusted within each gestational week). Non-overlapping confidence interval implies significant differences (p < 0.05)Back to article page