A higher percentage of patients with genotype 3 reached EVR (64%), when compared to genotype 1 (25%) (Figure 1).There were no significant differences in the EVR of patients infected by genotypes 1 or 3, when they were analyzed according to sex, race, mean age, alcohol abuse, and the kind of exposure or enzyme alterations of AST, ALT and gamma-GT (Table 2). Here, GPT is linked to alcohol abuse.