GPT and hepatocellular carcinoma: We also found a mathematical increase in the incidence of HCC with the increase in ALT level (5.6 % in group 1, 8.6 % in group 2, 14.7 % in group 3 and 15.1 % in group 4) although these increases were not found to be statistically significant when compared to group 1 (Table 5).