Objective To analyze the epidemiological characteristics of viral hepatitis B(hepatitis B)in Longyan City,and to provide scientific basis for formulating prevention and treatment strategies of hepatitis B in Longyan city.Methods Through the infectious disease surveillance system of China Center for Disease Control and Prevention,the information of hepatitis B cases and related data in Longyan City from 2011 to 2020 were collected and analyzed by descriptive epidemio-logical methods.Results The reported rate of hepatitis B in Longyan City decreased year by year(x2 trend=1 217.93,P＜0.001),from 97.49/100 000 in 2011 to 47.31/100 000 in 2020.The ratio of male to female was 2.1∶1;the occupations were mainly farmers,domestic workers and unemployed people;the peak of incidence was 20-49 years old.The difference of reported incidence rate among counties(cities and districts)was statistically significant(x2=103 632.00,P＜0.01).Conclusion The epidemic situation of hepatitis B in Longyan City from 2011 to 2020 shows a downward trend year by year,but the situation of hepatitis B infection in adults and farmers is not optimistic.The young,the middle-aged(20-49 years old)and farmers should be listed as the focus of attention.Intervention should be carried out through health educa-tion,vaccination and training of medical personnel to control the prevalence of hepatitis B.
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