Response‐guided peginterferon therapy in hepatitis B e antigen‐positive chronic hepatitis B using serum hepatitis B surface antigen levels
Milan J. Sonneveld, Bettina E. Hansen, Teerha Piratvisuth, Ji‐Dong Jia, Stefan Zeuzem, Edward Gane, Yun‐Fan Liaw, Qing Xie, E. Jenny Heathcote, Henry L.‐Y. Chan, Harry L.A. Janssen – 2 April 2013 – On‐treatment levels of hepatitis B surface antigen (HBsAg) may predict response to peginterferon (PEG‐IFN) therapy in chronic hepatitis B (CHB), but previously proposed prediction rules have shown limited external validity. We analyzed 803 HBeAg‐positive patients treated with PEG‐IFN in three global studies with available HBsAg measurements.