Type Patterns HCC (n=102) CH (n=105)  P value
  V1753 T1762 A1768  T1766 A1764
wild-type - - - -    - 2 (2.0%) 25 0.026
single mutation -         0 (0%) (23.8%)  
double mutation + - -    -         - 66 (64.7%)
4 (3.9%)
13 (12.4%) 0.802
0.064
triple mutation   -
-
+
-
+
-
-     
+  
- 12 (11.8%)*
6 (5.9%)
7 (6.9%)*
54 (51.4%)
2 (1.9%)
0.022
0.092
0.039
quadruple mutation +
+
-
-
+
-
 
+
+
+
+
+

+
+
+
+
+
 
-
+
-
-
+

-
-
+
+
+
3 (2.9%)*
2 (2.0%)
4 (3.8%) 
5 (4.8%)
3 (2.9%)
1 (0.95%)
0 (0%)
0.041
HCC: Hepatocellular Carcinoma; CH: Chronic Heptitis *P<0.05 comparing the frequency of triple mutation or quadruple mutation in HCC vs.CH.
Table 3: Mutation patterns of BCP in HBV isolated from patients infected with HBV/C1.