244 RIBAVIRIN-RATHER THAN PEG-INTERFERON-RELATED FACTORS ARE PREDICTING NON-RESPONSE TO ANTIVIRAL THERAPY IN NAIVE CHRONIC HEPATITIS C PATIENTS

243 ENDOGENOUS ERYTHROPOIETIN RESPONSE AND PREDICTIVE FACTORS FOR ANEMIA DURING TREATMENT WITH PEG-INTERFERON ALFA-2B AND RIBAVIRIN IN CHRONIC HEPATITIS C PATIENTS L.G. van Vlerken, H. van Soest, M.P. Janssen, G.J. Boland, J.P.H. Drenth, D.M. Burger, P.D. Siersema, K.J. van Erpecum. Department of Gastroenterology and Hepatology, Julius Center for Health Sciences and Primary Care, Department of Virology, University Medical Center Utrecht, Utrecht, Department of Gastroenterology and Hepatology, Clinical Pharmacy Department, Radboud University Nijmegen Medical Center, Nijmegen, The Netherlands E-mail: g.j.boland@umcutrecht.nl