Objectives: We sought to determine vaccine antibody titres and the prevalence of hepatitis B surface antigen (HBsAg) in both HIV-positive and HIV-negative infants born to HIV-positive mothers in Botswana.
Design: This was a retrospective cross-sectional study using 449 archived dried blood spot samples from both HIV-positive and HIV-negative infants collected between 2016 and 2018.
Methods: We screened dried blood spot samples for HBsAg and determined hepatitis B surface antibody titres.
Open Forum Infect Dis
September 2016