Systematic Reviews
Copyright ©The Author(s) 2024.
World J Virol. Mar 25, 2024; 13(1): 88946
Published online Mar 25, 2024. doi: 10.5501/wjv.v13.i1.88946
Table 2 Summary of effect size of different study variables and outcomes between hepatitis C virus-positive group and hepatitis C virus-negative group
No.Study variables and/or outcomesNo. of data setsTotal number of patients, n (HCV+/HCV-)No. of patients (%)
Effect size, OR (95%CI)/MD (95%CI)/HR (95%CI)1
P value
I2, %
Model used
HCV+
HCV-
Demographics and histopathological findings
1Age, yr4349 (159/190)NA2.55 (-3.09, 8.20)0.3882RE
2Male4349 (159/190)101 (63.5)133 (70.0)0.74 (0.47, 1.17)0.200FE
3ALT, IU/L2294 (135/159)NA22.20 (13.75, 30.65)< 0.00001a0FE
4AST, IU/L2294 (135/159)NA27.27 (20.20, 34.34)< 0.00001a0FE
5Albumin, g/L2294 (135/159)NA-0.11 (-0.34, 0.12)0.3471RE
6Bilirubin, umol/L2294 (135/159)NA-0.07 (-0.33, 0.19)0.6184RE
7Platelets, 104/mm32294 (135/159)NA-1.96 (-5.88, 1.96)0.3371RE
8Tumor size, cm3145 (57/88)NA-0.61 (-1.79, 0.57)0.3162RE
9Multiple tumors3311 (142/169)25 (17.6)30 (17.8)1.12 (0.61, 2.06)0.700FE
10Cirrhosis2294 (135/159)35 (25.9)11 (6.9)5.78 (1.38, 24.14)0.02a69RE
11Vascular invasion3145 (57/88)20 (35.1)36 (40.9)0.76 (0.37, 1.54)0.450FE
12Bile duct invasion2294 (135/159)53 (39.3)64 (40.3)0.86 (0.53, 1.39)0.530FE
13Lymph node metastases4349 (159/190)41 (25.8)
54 (28.4)0.85 (0.53, 1.37)0.5115FE
14Stage 43145 (57/88)18 (31.6)37 (42.0)0.64 (0.32, 1.28)0.210FE
15Poorly differentiated2273 (127/146)34 (26.8)18 (12.3)2.55 (1.34, 4.82)0.004a0FE
16Simultaneous HCC lesions2128 (50/78)13 (26.0)3 (3.8)8.31 (2.36, 29.26)0.001a0FE
Outcomes
17Overall survival4841 (145/696)NA2.05 (1.46, 2.88)<0.0001a0FE