Figure 1. Enrollment, Randomization or Assignment, and Follow-up of the Study Patients.
Virologic failure was defined as an HCV RNA level greater than 1000 IU per milliliter at week 4, a decline from baseline by less than 2 log10 units in the level of detectable HCV RNA at week 12, or a detectable HCV RNA level at any time between weeks 24 and 36.
