Cohort Profile: The Swiss Hepatitis C Cohort Study (SCCS)

Abstract
The hepatitis C virus, formerly classified as ‘non-A non-B’ hepatitis virus, was identified in 1989.1 This blood-borne virus is endemic worldwide, with an estimated 170 million persons chronically infected, representing approximately 3% of the world population.2 Long-term morbidity associated with persistent hepatitis C virus infection includes the development of cirrhosis and primary liver cancer.