IL-6 concentrations were significantly higher in the insulin resistance (IR) group (23.54 pg/mL vs. 6.15 pg/mL; p < 0.001), similar findings were presented by Hotamisligil et al. (2006), who described IL-6 as a key pro-inflammatory marker influencing the development of insulin resistance and central obesity [30]. This evidence concerns the gene IL6 and Abdominal obesity.