Correlation between CIMT and (a) IL-6, (b) ICAM-1, (c) HDL, (d) EPCs%, and (e) FMD% in PsA patients. CIMT, carotid intima-media thickness; EPCs, endothelial progenitor cells; FMD, flow-mediated dilatation; HDL, high-density lipoprotein; ICAM-1, intracellular adhesion molecule-1; IL-6, interleukin-6; PsA, psoriatic arthritis.