PNPLA3 and alcohol abuse: In contrast, advanced liver fibrosis was not associated with PNPLA3 G-allele (OR: 0.70; 95% CI: 0.28–1.76; p = 0.446), longer duration of infection (OR: 1.16; 95% CI: 0.66–2.05; p = 0.600), HCV-RNA levels (OR 1.19; 95% CI 0.80–1.78; p = 0.386), alcohol abuse (OR 1.41; 95% CI: 0.56–3.58; p = 0.466) and AST-levels (OR: 1.02; 95% CI: 0.92–1.14; p = 0.679).