Change in Rates of HBsAg and Anti-HBs in Şırnak 20 Years After Introduction of Hepatitis B Vaccine into Routine Infant Immunization Program

Objectives: This study aimed to monitor the change in rate of hepatitis B infections Şırnak, a province south-eastern Turkey, and determine immunization for this region after national program covered B. Materials Methods: retrospective included patients born 1998 or applied different outpatient clinics between April 2017 June 2018. Patients were screened HBsAg anti-HBs various reasons. We analyzed confirmed positive results according gender, age, vertical transmission. Anti-HBs-positive divided into four groups their ages, compared. Results: Out 2713 patients, 1530 (56.4%) male, mean age was 12.77 (0-20). Four (0.14%) positive, positivity 61.22%. The difference statistically significant when compared (p<0.001). highest found 0 5 group. Conclusion: There has been decrease virus infection rates introducing vaccine routine infant programs. widespread introduction vaccination should be targeted considering its geographical sociocultural diversity. Keywords: anti-HBs, HBsAg,