Table 1: Distribution of HCV genotypes evaluated in 2,153 patients from 2001 to 2011.

Number of patients (%)
Genotypes/subtypes20012002200320042005200620072008200920102011

1b163 (52.1)150 (59.5)112 (57.1)114 (48.5)108 (48.8)83 (43.7)62 (44.7)63 (40.9)82 (50.0)62 (42.5)60 (42.0)
2a/2c76 (24.3)42 (16.7)36 (18.4)59 (25.1)45 (20.4)56 (29.5)37 (26.6)31 (20.1)31 (18.9)34 (23.3)35 (24.5)
316 (5.1)17 (6.7)9 (4.6)17 (7.2)19 (8.6)12 (6.3)11 (7.9)14 (9.1)13 (7.9)18 (12.3)14 (9.8)
422 (7.0)10 (4.0)16 (8.2)13 (5.6)15 (6.8)13 (6.8)5 (3.6)8 (5.2)11 (6.7)6 (4.2)15 (10.5)
1a9 (2.9)5 (2.0)2 (1.0)4 (1.7)9 (4.1)3 (1.6)6 (4.3)13 (8.5)18 (10.9)14 (9.6)7 (4.9)
1*2 (0.8)5 (2.6)19 (8.0)15 (6.8)13 (6.8)6 (4.3)10 (6.5)3 (1.8)9 (6.2)8 (5.5)
1a/1b23 (7.3)18 (7.1)15 (7.6)3 (1.3)3 (1.4)2 (1.1)2 (1.4)1 (0.6)2 (1.3)1 (0.6)
2*3 (1.0)8 (3.2)1 (0.5)5 (2.2)7 (3.1)8 (4.2)10 (7.2)14 (9.1)4 (2.5)2 (1.3)3 (2.1)
51 (0.3)1 (0.4)1 (0.7)

Total313252196235221190139154164146143

U nsubtypeable.