【摘要】目的核实诊断,确定是否爆发,查明病因;描述爆发的分布特征;及时找到应采取的有效措施,以防止本病的蔓延。方法2008年10月22日到对四川某幼儿园于2008年10月22日至2008年11月17日间发生的水痘疫情进行流行病学现况调查,对资料进行描述性分析。结果有二代病例出现;患儿中男性发病10例,发病率3.68%;女性发病9例,发率3.31%。接种过水痘疫苗组总数为74例,发病数为0例。未接种水痘疫苗组总数为198例,发病数为19例,发病率为9.6%。结论未接种疫苗组的发病率明显高于接种组,广大适龄儿童应尽可能地接种水痘疫苗。

    【关键词】 水痘幼儿园流行病学调查

    【中图分类号】 R782.4【文献标识码】 A【文章编号】 1674-0742(2011)01(b)-0016-02

    Chickenpox outbreak in a kindergarten in Sichuan Province Survey

    Wang Dehui

    Centre for Disease Control and Prevention,Guangyuan City,Sichuan 628017,China

    【Abstract】 ObjectiveTo verify the diagnosis,to determine whether the outbreak,identify the cause;description of distribution of the outbreak;time to find effective measures to be taken to prevent the spread of the disease.MethodsOctober 22,2008 to a kindergarten in Sichuan on Oct.22,2008 to 2008 took place on November 17 during the day for the epidemiology of varicella outbreak investigation,descriptive analysis of the data.ResultsThe second generation of cases occurred;incidence of 10 cases of male children, the incidence rate of 3.68%;female incidence of 9 cases,incidence of 3.31%.Varicella vaccine inoculation over a total of 74 cases, incidence was 0.Not received varicella vaccine group total 198 cases,incidence was 19 cases;incidence rate was 9.6%.Conclusion The incidence of non-vaccinated group was significantly higher than the inoculated group;the majority of school-age children received varicella vaccine should be as much as possible. ......