Fig. 8From: Hypoglycemia rates and glycemic hormonal response after laparoscopic Roux-en-Y gastric bypass versus sleeve gastrectomy: a meta-analysis of comparative studiesForest plots under a random effects model with the HK adjustment for the estimation of the overall MD in postoperative fasting glucose (a) and insulin levels (b), and the change from baseline in fasting glucose (c) and insulin (d). Abbreviations: HK: Hartung–Knapp, MD: mean differenceBack to article page