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

Table 1 Demographic characteristics of the patients

Characteristics		Groups		P value
		A	B
n	486	289	197	0.614
Gender	Male	148	108	0.715
	Female	141	89
Age in yr		36.25 ± 15.43	35.20 ± 14.14	0.710
Etiology	Hepatitis B	184	131	0.743
	Hepatitis C	51	32
	Ethanol consumption	34	26
	Cryptogenic hepatitis	10	8
Child-Pugh score	A	37	21	0.584
	B	213	153
	C	35	27
Model for end-stage liver disease score		9.49 ± 2.05	9.35 ± 1.99	0.508
Variceal bleeding	365	215	150	0.329
Refractory ascites	121	76	45	0.672
Both variceal bleeding and refractory ascites	86	52	34	0.481
Laboratory tests
Alanine transaminase as U/L		59.34 ± 11.41	63.05 ± 10.17	0.742
Aspartate transaminase as U/L		72.36 ± 12.09	68.45 ± 13.23	0.689
Alkaline phosphatase as U/L		193.43 ± 24.62	208.49 ± 32.54	0.893
Total bilirubin as μmol/L		14.03 ± 5.15	16.21 ± 4.28	0.754
Albumin as g/L		31.29 ± 1.46	29.19 ± 1.48	0.431
Prothrombin time in s		14.72 ± 3.28	15.43 ± 3.17	0.638
Platelet count as × 109/L		45.27 ± 12.38	38.39 ± 13.47	0.374
Clinical presentation
Abdominal distention		146	85	0.243
Abdominal pain		78	49	0.217
Weakness		46	37	0.158
Poor appetite		163	117	0.362
Jaundice		42	29	0.293
Lower limbs edema		32	24	0.675
Endoscopic therapy		538	372	0.427
Ascites paracentesis		227	147	0.489