Genotype 1
(n=416)
PEG-IFN alfa-2a
(n=254)
PEG-IFN alfa-2b
(n=162)
P*
SVR (n=262), n (%) 254 (61.1) 162 (38.9) 0.76
Age, n (%)
≤50 years (n=212) 88/133 (66.2) 61//79 (77.2) 0.12
>50 years (n=204) 70/121 (57.9) 43/83 (51.8) 0.47
HCV RNA (IU/mL), n (%)      
≤7×105(n=149) 76/117 (65.0) 46/67 (68.7) 0.63
>7×105(n=232) 82/137 (59.9) 58/95 (61.1) 0.89
Liver fibrosis, n (%)
F 0-2 (n=80) 48/62 (77.4) 11/18 (61.1) 0.22
F 3-4 (n=49) 18/43 (41.9) 4/6 (66.7) 0.39
Genotype 2/3 PEG-IFN alfa-2a PEG-IFN alfa-2b 0.29
(n=235) (n=141) (n=94)  
SVR (n=187), n (%) 112 (79.4) 75 (79.8) 1.00
Age, n (%)
≤50 years (n=125) 71/80 (88.8) 38/45 (84.4) 0.58
>50 years(n=110) 41/61 (67.2) 37/49 (75.5) 0.40
HCV RNA (IU/mL), n (%)
≤7×105 (n=137) 63/81(77.8) 49/56 (87.5) 0.18
>7×105 (n=98) 49/60 (81.7) 26/38 (68.4) 0.15
Liver fibrosis, n (%)
F 0-2 (n=59) 42/51 (82.4) 7/8 (87.5) 1.00
F 3-4 (n=15) 7/10 (70.0) 3/5 (60.0) 1.00
Abbreviation
HCV- Hepatitis C Virus; PEG-IFN- Peginterferon; SVR-Sustained Virologic Response
and Data were available in 129 and 74 patients, respectively
Table 2: Comparison of SVR rates between two PEG-IFN groups according to categorized variables.
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