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[目的]掌握昆山市近几年乙肝的发病水平、病例构成、流行特征,给卫生行政部门制定有效的乙肝防治措施提供科学依据。[方法]对2004～2010年昆山市网络直报系统中乙肝疫情资料进行分析。[结果]2004～2010年昆山市累计报告乙肝1703例,死亡3例,年均发病率为20.35/10万,年均死亡率为0.03/10万,发病率总体呈下降趋势。年均发病率,城区为21.20/10万,其他乡镇为15.19/10万(P<0.01);男性为27.63/10万,女性为8.25/10万(P<0.01);<5岁为0.73/10万,5～19岁为6.01/10万,20～34岁为32.89/10万,35～54岁为21.67/10万,≥55岁为7.88(P<0.01)。发病无明显季节性。[结论]2004～2010年昆山市的乙肝年均发病率低于全国其他多数地区的同期水平。
[Objective] To master the incidence of hepatitis B in Kunshan City in recent years, the case composition and epidemiological characteristics, to provide the scientific basis for the effective development of prevention and control measures of hepatitis B by health administrative departments. [Method] The data of hepatitis B outbreak in network direct reporting system in Kunshan from 2004 to 2010 were analyzed. [Results] A total of 1703 cases of hepatitis B and 3 deaths were reported in Kunshan City from 2004 to 2010. The annual average incidence was 20.35 / 100000, the annual average death rate was 0.03 / 100000, and the incidence rate showed an overall downward trend. The average annual incidence was 21.20 per 100,000 in urban areas and 15.19 per 100,000 in other townships (P <0.01), 27.63 per 100 000 males and 8.25 per 100 females (P <0.01) 10, 5 to 19 years old 6.01 / 100000, 20 to 34 years old 32.89 / 100000, 35 to 54 years old 21.67 / 100000, ≥ 55 years old 7.88 (P <0.01). No significant seasonal onset. [Conclusion] The average annual incidence of hepatitis B in Kunshan City from 2004 to 2010 was lower than the same period in most other regions of the country.