If repeat Hep B surface antibody titer is non-reactive, a Hep B surface antigen test is required to rule out acute or chronic Hepatitis B infection. If Hep B surface antigen test is negative, student ...

Of the 102 children (group 1a) who had received 3 doses of a plasma-derived hepatitis B vaccine as infants, 42 (41%) had anti-HBs titers ≥10 mIU/mL at 8.9 years of age ( Table 1). All were ...