Anti-HCV confirmatory testing of voluntary blood donors: comparison of the sensitivity of two immunoblot assays.

Background: In this study, the sensitivity of two commercially available anti-HCV immunoblot assays (HCV Western blot (Wellcozyme] and RIBA 3.0 SIA [RIBA-3, Chiron]) was compared in a voluntary blood donor population.

Study Design And Methods: Four groups of donor samples were retrospectively tested in this study.