Keywords: OGTT; oral glucose tolerance test; TRX; thioredoxin; RBP4; retinol-binding protein-4; CRP; C-reactive protein; IL6; interleukin-6; IL8; interleukin-8; TNFSF14; tumor necrosis factor superfamily member 14; OPN; osteopontin; ANG; angiogenin; VEGF; vascular