Table 3.

Presence of hepatocellular carcinoma at the time of diagnosis among 1,516 liver cirrhosis cases.

Etiology	Associated hepatocellular carcinoma N of HCC/N of cirrhosis (%)
Chronic alcoholism	49/602 (8.1))*
HBV (all cases)	88/313 (28.1)
HBV alone	51/199 (25.6)
HBV plus ethanol	37/114 (32.4)
HCV (all cases)	56/352 (15.9)
HCV alone	30/221 (13.5)
HCV plus ethanol	26/131 (19.8)
Cryptogenic	30/149 (20.1)
Other causes	9/92 (9.7)

^*Chronic alcoholism versus HBV (all cases) or HCV (all cases) or cryptogenic etiology. p<0.001; chronic alcoholism versus other causes, p = 0.595.