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目的分析2011年北京市平谷区水痘流行特征,为防控水痘流行提供流行病学依据。方法根据平谷区2011年疫情报告系统的水痘疫情资料和水痘流行病学调查表,采用描述流行病学分析。结果 2011年平谷区报告水痘病例536例,发病率为131.60/10万,暴发疫情5起,涉及2所幼儿园,3所小学;以15岁以下托幼儿童和中小学生发病为主;男女发病比例为1.10∶1;水痘发病高峰为冬春季;为了控制暴发、散发疫情,全区开展水痘疫苗应急接种,共接种2 738人次。结论该区2011年水痘病例报告数与往年基本相同。在冬春季,做好托幼、中小学校暴发疫情的处理,扩大应急接种对象范围,能有效控制水痘发病和传播。
Objective To analyze the epidemiological characteristics of chickenpox in Pinggu District of Beijing in 2011 and provide epidemiological basis for the prevention and control of chickenpox. Methods According to the epidemiological survey of chickenpox and the varicella epidemiological survey in Pinggu District in 2011 outbreak reporting system, the descriptive epidemiological analysis was used. Results In 2011, 536 chickenpox cases were reported in Pinggu District, with an incidence rate of 131.60 / 100 000. There were 5 outbreaks involving 2 kindergartens and 3 primary schools. The incidence of child-care and primary and secondary school students was less than 15 years old. The incidence of male and female children 1.10:1; the peak of chickenpox incidence in winter and spring; in order to control the outbreak, the outbreak of the epidemic, the region to carry out emergency vaccination of chickenpox vaccination, a total of 2 738 person inoculation. Conclusion The number of chickenpox cases reported in 2011 in this area is basically the same as in previous years. In winter and spring, doing well nurseries, primary and secondary school outbreaks of the treatment, expanding the scope of emergency vaccination, can effectively control the incidence and spread of chickenpox.