EVR: HCV RNA by PCR(Qualitative)
1 = Positive
2 = Negative

HCV genotyping
1 = genotype 1
2 = genotype 3
3 = other than 1,2,3

Liver on ultrasound
1 = normal
2 = chronic liver parenchymal changes
3 = fatty liver

HCV RNA by PCR(Qualitative)
1 = positive
2 = negative

Portal vein size
1 = normal
2 = dilated

Spleen size
1 = normal
2 = splenomegaly

Status of patients
1 = Naive
2 = Non responders
3 = Relapsers