No significant relations were found between the serum levels of adiponectin, leptin, visfatin and the age of the patients (P=0.61, 0.89 and 0.50; respectively), residence (P=0.16, 0.97 and 0.28; respectively), BMI (P=0.69, 0.63 and 0.68; respectively), the presence of ascites (P=0.33, 0.32 and 0.61; respectively), BCLC (P=0.38, 0.22 and 0.77; respectively), tumor size (P=0.21, 0.30 and 0.14; respectively), metastasis (P=0.66, 0.39 and 0.20; respectively), or the presence of diabetes (P=0.44, 0.78 and 0.99; respectively, Table 4). Here, NAMPT is linked to diabetes mellitus.