ApoL1 revealed positive correlation with WC (p < 0.05, r = 0.38) and log TG (p < 0.05, r = 0.37), and negative correlation with log adiponectin (p < 0.05, r = 0.41) in overall patients with T2DM (Supplementary Fig. S1). Here, APOL1 is linked to type 2 diabetes mellitus.