INS and metabolic syndrome: At the baseline, there were no statistical differences between group 1 (the patients without IR) and group 2 (the insulin-resistant group) in terms of age (37.8 ± 13.4 y vs. 34.4 ± 11.8 y; p = 0.272), gender (9 (15.25%) vs. 6 (30%) male patients; p = 0.167), prevalence of arterial hypertension (10 (16.95%) vs. 4 (20%) patients; p = 0.876), and dyslipidemia (19 (32.2%) vs. 6 (30%) patients; p = 0.784).