Hepatitis B virus carrier rate, prevalence and susceptibility and impact of immunization program among households in the city of Taiz, Yemen

► This community-based household survey detected intermediate an endimicity. ► A lower carrier rate and prevalence was detected among children compared to adults. ► Isolated anti-HBs was detected among a high proportion of subjects aged ≤10 years a as a result of vaccination program. ► Vaccination reduced carrier rate, prevalence and susceptibility. ► Improving vaccination coverage among infants with adolescents vaccination can reduce susceptibility rate among subjects aged <1-40 years.