Fig. 4From: Prevalence and incidence rates of laboratory-confirmed hepatitis B infection in South Africa, 2015 to 2019Anti-HBc IgM test positivity rate 2015 to 2019 by gender (a), age group (b), and province (c). Anti-HBc IgM test positivity rate was calculated as the percentage of anti-HBc IgM positive cases over the total anti-HBc IgM testsBack to article page