Brief Article
Copyright ©2011 Baishideng Publishing Group Co.
World J Gastroenterol. Dec 14, 2011; 17(46): 5083-5088
Published online Dec 14, 2011. doi: 10.3748/wjg.v17.i46.5083
Table 1 Patients characteristics according to the presence/absence of portal hypertension
VariablePortal hypertension
Pvalue
Yes (%)No (%)
n 4491
Age (yr)0.55
< 7031 (70)60 (66)
> 7013 (30)31 (34)
Etiology of liver disease0.21
Alcohol7 (16)24 (26)
Viral hepatitis36 (82)59 (65)
Other1 (2)8 (9)
Serum ALT level (U/L)0.01
< 8023 (52)74 (81)
> 8021 (48)17 (19)
Serum AST level (U/L)0.01
< 8021 (48)68 (75)
> 8023 (52)23 (25)
Child-Pugh class0.01
Class A29 (66)81 (89)
Class B15 (33)10 (11)
Bilirubin level (mg/dL)0.01
< 231 (71)88 (97)
2-38 (18)3 (3)
> 35 (11)0 (0)
Albumin level (g/L)0.01
< 287 (16)8 (9)
28-3518 (41)14 (15)
> 3519 (43)69 (76)
Platelet count0.01
≤ 100 000/mm331 (70)0
> 100 000/mm313 (30)91 (100)
Esophageal varices0.01
Yes17 (39)0
No27 (61)91 (100)
α-fetoprotein level (ng/dL)0.86
< 2019 (43)42 (46)
> 2025 (57)49 (54)
Size (cm)0.03
< 314 (32)30 (33)
3-521 (48)23 (25
> 59 (20)38 (42)
Number of nodules0.51
Single32 (73)65 (72)
2 HCC8 (18)12 (13)
3 HCC or more4 (9)14 (15)
Macrovascular Invasion0.16
No42 (95)73 (80)
Yes2 (5)18 (20)
Microvascular invasion0.24
No29 (66)43 (47)
Yes15 (34)48 (53)
Type of hepatectomy0.58
Wedge resection10 (23)16 (18)
Segmentectomy26 (59)52 (57)
More than 1 segment8 (18)23 (25)
Table 2 Mortality and morbidity rates according to the presence/absence of portal hypertension
Portal hypertension
P value
Yes (%)No (%)
n4491
1 mo mortality2 (4.6)1 (1.1)0.20
3 mo mortality6 (13.6)3 (3.3)0.05
Overall morbidity16 (37)29 (32)0.59
Cardiac complications03 (3.3)0.20
Pulmonary complications10 (23)18 (20)0.71
Hepatic complications14 (32)12 (13)0.03
Table 3 Survival analysis according to different groups of patient and presence/absence of portal hypertension
VariablenMedian survival (mo, 95% CI)Survival
P value
3-yr5-yr
Overall0.047
Without PH9165.1 (49.7-80.4)68.461.2
With PH4431.6 (3.4-59.9)48.744.9
Child-Pugh B0.465
Without PH1027.7 (1.3-65.5)31.331.3
With PH1515.1 (11.7-18.5)11.9-
Child-Pugh A0.257
Without PH8165.1 (47.7-82.4)72.063.2
With PH2960.5 (6.4-114.6)63.057.3
CP A-limited Hx0.458
Without PH5864.9 (62.9-67.0)72.461.4
With PH2194.0 (54.0-134.0)72.772.7
CP A-Hx ≥ 2 segments0.035
Without PH23 163.9 (-)64.564.5
With PH864.4 (54.0-134.0)50.025.0
Table 4 Multivariate Cox’s regression model of variables related to survival
VariableHR95% CIP value
Child-Pugh class (B vs A)2.571.31-5.010.005
Type of hepatectomy (≥ 2 segments vs limited)1.050.50-2.210.880
PH (presence vs absence)1.510.84-2.680.160