Incidence of portal vein thrombosis after splenectomy and its influence on transjugular intrahepatic portosystemic shunt stent patency

Table 6 Clinical characteristics of the patients in survival rate and incidence of hepatic encephalopathy

Characteristics	Group	Survival		Survival rate, %	χ2	P value
		Yes	No
1 yr	A	237	18	92.9	6.98	0.008
	B	123	21	85.4
2 yr	A	214	41	83.9	14.362	0.021
	B	98	46	68.1
3 yr	A	177	78	69.4	7.701	0.018
	B	81	63	56.3
		HE		Morbidity, %
		Yes	Not
HE	A	70	185	27.5	0.40	0.527
	B	35	109	24.3

HE: Hepatic encephalopathy.