2009年贵州省镇远县某村级小学水痘暴发疫情调查分析  

Survey of a varicella outbreak in a village school in Zhengyuan county,Guizhou province,2009

作　　者：方拥 葛伟 汤志刚 任勇 

机构地区：[1]金沙县疾病预防控制中心,贵州金沙551800

出　　处：《疾病监测》2010年第10期839-841,共3页Disease Surveillance

摘　　要：目的通过分析贵州省镇远县某小学2009年水痘暴发疫情流行特征及高危因素,探索校内呼吸道传染病流行的防控措施。方法采用描述流行病学方法及病例对照研究分析发病相关因素。结果共发病117例,罹患率为15.4%。第二代病例以女生寝室发病为主,"同寝室"及"走读生串寝室"、"3月6日下午食用校内购买袋装食品"为高危因素;第三代病例为班级内传播,"同桌邻桌"及"共用学习用具"为高危因素。结论本次水痘暴发疫情是一起由间接接触及密切接触传播引起校内的暴发疫情,因控制措施不及时而引起再次暴发流行。Objective To analyze the epidemiological characteristics of a varicella outbreak in a village school in Zhengyuan county and explore the prevention and control measures of respiratory diseases in schools. Methods Descriptive epidemiology analysis and case-control study were conducted. Results Totally 117 cases occurred, the attack rate was 15.4%. The secondary cases mainly occurred among the girl students living in school dormitories. The risk factors included ＂sharing dormitory＂, ＂visiting dormitory by day students＂ and ＂eating of packed food bought in school on March 6＂. The third generation cases mainly occurred among classmates, the risk factors included ＂sharing of table＂ and ＂sharing of writing tools＂. Conclusion The varicella outbreak was caused by indirect and close contacts among the students due to the untimely control measures.

关 键 词：水痘 暴发疫情 危险因素 间接接触 

分 类 号：R181.8[医药卫生—流行病学]