Kombinationsbehandling med Ribavirin og interferon alfa- 2b resulterede i et vedvarende virologisk respons, der var ti gange større end ved interferon alfa- 2b alene (49% mod 5%, p < 0, 0001).
Combination therapy with Ribavirin and interferon alfa-2b resulted in a sustained virological response that was ten-fold higher than that with interferon alfa-2b alone (49% vs 5%, p < 0.0001).