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目的了解2005～2010年甘肃省会宁县乙型病毒性肝炎流行病学特征。方法采用描述性流行病学方法对会宁县乙型肝炎疫情资料的分布特征进行分析。结果 2005～2010年会宁县共报告乙型肝炎病例4443例,年平均发病率为124.69/10万,居全县各类传染病发病率的首位,不同年份发病率的差异有统计学意义(χ~2=78.68,P<0.01)。20～49岁年龄段报告发病数最多,为2761例,占62.14%。男女性别比为1:0.73,不同职业以农民占的比例最多,占74.23%。结论使用疫苗能有效降低乙肝的发病率,开展和加强乙肝监测、进行健康教育、重视安全注射,是降低乙型病毒性肝炎发病率的关键。
Objective To understand the epidemiological characteristics of hepatitis B in Huining County, Gansu Province from 2005 to 2010. Methods Descriptive epidemiological methods were used to analyze the distribution of hepatitis B outbreaks in Huining County. Results From 2005 to 2010, 4443 cases of hepatitis B were reported in Huining county, with an average annual incidence rate of 124.69 / 100 000, ranking first in the incidence of all kinds of infectious diseases in the entire county, with significant difference in the incidence of different years (χ ~ 2 = 78.68, P <0.01). The highest incidence was reported in 20-49 age group, 2761 cases, accounting for 62.14%. The ratio of male to female is 1: 0.73, with the largest proportion of peasants in different occupations, accounting for 74.23%. Conclusions The vaccine can effectively reduce the incidence of hepatitis B, develop and strengthen monitoring of hepatitis B, health education, safety injection is concerned, is the key to reduce the incidence of hepatitis B virus.