Fig. 2From: A meta-analysis of randomized clinical trials on the effect of metformin vs. pioglitazone monotherapy on plasma adiponectin levels among patients with diabetes mellitusa Comparison of ADP levels in patients with T2DM before and after treatment with PIO. b Comparison of ADP levels in patients with T2DM before and after treatment with MET. SD standard deviation, CI confidence intervalBack to article page