Improved clinical outcomes following embolization of extrahepatic portosystemic shunts in cirrhotic patients with recurrent hepatic encephalopathy

Table 2 Predicting mortality and recurrence in patients with hepatic encephalopathy: A Cox proportional hazards model analysis

Characteristic	Mortality			HE recurrence
	HR	95%CI	P value	HR	95%CI	P value
Group
Control group	-	-		-	-
Treatment group	0.30	0.06-1.49	0.139	0.09	0.01-0.75	0.026a
Age (years)	0.97	0.91-1.04	0.430	0.95	0.88-1.02	0.147
Sex
Female	-	-		-	-
Male	1.45	0.34-6.15	0.611	1.54	0.34-6.99	0.573
Number of HE episodes during the previous 3 months	0.00	0.00, infinity	0.999	0.98	0.34-2.89	0.978
HE grades
II	-	-		-	-
III/IV	0.77	0.18-3.24	0.721	2.86	0.55-15.0	0.213
Albumin	0.35	0.09-1.37	0.132	0.98	0.19-5.06	0.979
Total bilirubin	1.13	0.80-1.61	0.479	1.20	0.88-1.64	0.245
Creatinine	0.71	0.24-2.10	0.531	1.12	0.55-2.28	0.760
INR	3.07	0.15-61.8	0.464	0.92	0.03-25.3	0.961
MELD	0.99	0.32-3.08	0.991	1.19	0.39-3.67	0.758
CTP class
B	-	-		-	-
C	2.35	0.50-11.0	0.277	5.61	1.02-30.9	0.048a

^aP < 0.05.

HR: Hazard ratio; CI: Confidence interval; HE: Hepatic encephalopathy; INR: International normalized ratio; MELD: Model for end-stage liver disease; CTP: Child-Turcotte-Pugh.