Fig. 8From: Prevalence and predictors of hepatitis B virus (HBV) infection in east Africa: evidence from a systematic review and meta-analysis of epidemiological studies published from 2005 to 2020History of blood transfusion on the risk of HBV infection when compared between those who have had blood transfusion and those who have never transfused. The RR > 1 indicates increased risk or susceptibility to HBV infection whereas the RR < 1 indicates reduced risk to HBV infectionBack to article page