Analysis on epidemiology and control strategy of hepatitis B in Gongyi City

Objective The purpose of this analysis was to comprehend the epidemiological features of hepatitis B (HB) in Gongyi so as to provide a scientific basis for the establishment of control stratagems． Methods Epidemic data of HB between 1994 and 2003 were analyzed．Results During the decade from 1994 to 2003，onsets of HB in Gongyi took on a gradually decreasing tendency，with an annual av- erage morbidity rate of 175.00/lakh；in 2003，the morbidity rate was 79.87/lakh．In recent ten years，the onset rate of HB ranked fiat among other infectious diseases in the whole city．The rate of carrying surface antigens (HBsAg) of HB virus was 7.55％，indicative of a high level of HBV infection．Conclu-sion In the future，we should carry out and reinforce HB monitoring，improve the inoculation rate of HB vaccines (especially for newborns)，advocate collective immunization，strengthen the supervision and management of blood products，stress safe injection，effectively control nosocomial infection and imple-ment health propaganda and education for efficiently controlling the prevalence of HB．