INS and endothelial dysfunction: When comparing the laboratory and sonographic findings of endothelial dysfunction(Table 2) in obese individuals, it wasobserved higher rates of total cholesterol (164.7±25.2 vs. 15.8±153.4; p=0.03),fasting insulin (7.1±5.2 vs. 2.8±1.8 pIU/mL; p<0.01), HOMA-IR (1.5±1.1 vs.0.60±0.34; p<0.01), basal diameter of the brachial artery (2.5±0.3 vs. 2.1±0.3mm; p<0.01).