TNF and type 2 diabetes mellitus: Compared with the T2DM-NW subgroup, the weight, WC, HC, WHR, and BMI, as well as the levels of DBP, HbA1c, FINS, HOMA-IR, LDL-C, TG, and TNF-α, were significantly higher in the T2DM-OB subgroup, whereas the HDL-C levels were significantly higher in the T2DM-NW subgroup than in the T2DM-OB subgroup (P < 0.05 or 0.01).