Genetic Variability Frequency (%)
Variable Group A Group B Total
Genotype*      
A 19 (90.5) 19 (100) 38 (95)
D 2 (09.5) 0 2 (5)
Total 21 (100) 19 (100) 40 (100)
Sub-genotype**      
A1 17 (89.5) 18 (94.7) 35 (92.1)
A2 2 (10.5) 1 (5.3) 3 (7.9)
Total 19 (100) 19 (100) 38 (100)
Subtype***      
ayw1 (genotype A1) 8 (38.1) 10 (52.6) 18 (45.0)
adw2 (genotype A1) 9 (42.9) 8 (42.1) 17 (42.5)
adw2 (genotype A2) 2 (9.5) 1 (5.3) 3 (7.5)
ayw3 (genotype D) 2 (9.5) 0 2 (5.0)
Total 21 (100) 19 (100) 40 (100)
2 with Yates’ correction: p=0.5133; **χ2 with Yates’ correction: p=0.5475; ***Hottelig test: p=0.3797
Table 2: Genotypes, sub-genotypes and subtypes of HBV DNA identified in 40 patients with chronic hepatitis B by diagnostic group.
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