Brief Article
Copyright ©2012 Baishideng Publishing Group Co.
World J Gastroenterol. Jul 14, 2012; 18(26): 3443-3450
Published online Jul 14, 2012. doi: 10.3748/wjg.v18.i26.3443
Table 1 Comparison of preoperative data between two groups
Irregular anticoagulation (group A)Regular anticoagulation (group B)P value
Sex (M/F)103/5099/490.937
Age (yr), mean ± SD46.14 ± 10.3946.47 ± 9.580.814
Type of disease
Hepatitis B viral cirrhosis1281260.816
Hepatitis C viral cirrhosis118
Alcoholic cirrhosis1111
Idiopathic portal hypertension12
Biliary cirrhosis21
Child-Pugh classification (grade A/grade B)121/32125/230.228
MELD index: mean ± SD, median7.68 ± 3.24, 7.706.62 ± 2.76, 6.510.055
History of upper GI bleeding125 (81.69%)111 (75%)0.158
History of GI ulcer18 (11.76%)23 (15.54%)0.340
Preoperative portal vein diameter (mm): mean ± SD, median12.38 ± 1.17, 1312.90 ± 1.20, 120.083
Preoperative splenic vein diameter (mm): mean ± SD, median9.85 ± 1.69, 1010.10 ± 1.41, 100.551
Table 2 Distribution of thrombi in two groups, n (%)
LocationIrregular anticoagulation (group A)Regular anticoagulation (group B)
Simple PV main trunk mural thrombosis31 (20.26)18 (12.16)
Simple splenic vein mural thrombosis12 (7.84)4 (2.70)
Complicated portal and splenic vein thrombosis19 (12.41)7 (4.72)
Simple SMV thrombosis1 (0.65)0
Complicated portal PV and SMV thrombosis02 (1.35)
Total6331
Incidence of thrombosis    (41.17)    (20.94)