TNF and Insulin resistance: CBC: complete blood count, TP: total protein, Alb: albumin, AST: aspartate aminotransferase, ALT: alanine aminotransferase, g-GT: gamma glutamyl transferase, T-Bil: total bilirubin, UA: uric acid, CPR: C-reactive protein, TNF-α: tumor necrosis factor-alpha, IL-6: interleukin-6, BUN: blood urea nitrogen, IRI: immune reactive insulin, HOMA-IR: homeostatic model assessment insulin resistance, TG: triglyceride, LDL-C: low-density lipoprotein cholesterol, HDL-C: high-density lipoprotein cholesterol, VB12: vitamin B 12, TSH: thyroid-stimulating hormone, FT4: free thyroxine