Table 4.

Factors related to the development of hepatic encephalopathy in patients with cirrhosis after an acute episode of variceal bleeding. Multivariate analysis by binary logistic regression.

Characteristic	OR (95% CI)	P
Recurrence of bleeding (yes)	12.1 (3.5 - 42.5)∗	<0.0001
Decompensated cirrhosis (CHILD B ó C)	3.0 (1.0 - 15.1)∗	0.05
Primary prophylaxis with any anti-ammonium drug	0.2 (0.05 - 0.6)∗∗	0.006

CI: confidence interval; OR: odds ratio.

Statistical significance: P≤ 0.05. ^∗Risk factor. ^∗∗Protective factor.