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[目的]了解许昌市水痘发病情况及流行特征,为制定防控策略和措施提供科学依据。[方法]运用描述流行病学方法,对2006～2011年许昌市水痘疫情资料进行统计分析。[结果]2006～2011年累计报告水痘5 287例,年平均报告发病率为20.82/10万,各年报告发病率为7.12/10万～32.06/10万,不同年份报告发病率的差异有统计学意义(P<0.01)。年平均报告发病率鄢陵县最高,为53.57/10万;5月为发病高峰;男女报告发病率比为1.57∶1;3～8岁年龄段报告发病率较高,4岁最高;20～30岁报告发病率女性高于男性,差异有统计学意义(P<0.05);儿童、学生占报告发病总数的97.16%。[结论]许昌市水痘报告发病率较高,应加强以预防接种为主的防治工作力度。
[Objective] To understand the incidence and epidemic characteristics of chickenpox in Xuchang and provide scientific basis for formulating prevention and control strategies and measures. [Methods] Descriptive epidemiological methods were used to analyze the epidemic situation of chickenpox in Xuchang from 2006 to 2011. [Results] A total of 5 287 chickenpox cases were reported from 2006 to 2011, with an average annual incidence of 20.82 / 100 000 and a reported incidence of 7.12 / 100 000 to 32.06 / 100 000 in each of the three years. Statistical differences were reported in different years Significance (P <0.01). The highest incidence of annual report was 53.57 / 100000 in Yanling County; the peak was in May; the incidence rate of male to female was 1.57:1; the incidence in 3 ~ 8 years old was higher, the highest was in 4 years; 20-30 The incidence of the reported women in the old age group was higher than that in the male group (P <0.05). Children and students accounted for 97.16% of the total reported cases. [Conclusion] The incidence of chickenpox in Xuchang City is relatively high. Prevention and treatment of vaccination should be strengthened.