Comparison of clinical outcomes of transjugular intrahepatic portosystemic shunt for refractory ascites and recurrent nonrefractory ascites

Table 3 Survival rate at 6 months, 1 year, 2 year and 3 years in the four groups of patients

Time	Group	Survival		Survival rate (%)	χ2	P value
		Yes	No
6 months	A	172	11	93.98	5.938	0.007
	B	109	108	50.23
	C	301	27	91.76	6.357	0.006
	D	67	68	49.62
1 year	A	159	24	86.88	5.726	0.003
	B	28	189	12.90
	C	272	56	82.92	6.632	0.002
	D	13	122	9.62
2 years	A	131	52	71.58	8.443	0.002
	B	14	203	6.45
	C	229	99	69.81	9.257	0.001
	D	6	129	4.44
3 years	A	113	70	61.74	8.172	0.002
	B	6	156	2.76
	C	191	137	58.23	8.243	0.001
	D	3	132	2.22

The 6 months, 1-, 2- , and 3-year survival rates differed significantly between group A and B, group C and D.