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[目的]调查1起学校流感暴发的原因及流行特征,为今后学校传染病暴发疫情处理提供经验。[方法]对2008年3月14日至4月8日发生在泉州市洛江区河市镇溪山小学的1起乙型流感暴发疫情进行现场调查和采样检测。[结果]本次疫情历时23 d,全校共发病53人,罹患率为25.12%,病例均为学生,以二年级和四年级居多,罹患率分别为8.06%、7.11%;男生罹患率为23.81%、女生罹患率为26.42%。检测11份咽拭子均为B型流感阳性。[结论]这是1起由乙型流感病毒引起的流感疫情暴发。
[Objective] To investigate the causes and epidemic characteristics of a school flu outbreak and provide experience for the future treatment of outbreaks of infectious diseases in schools. [Method] A case of outbreak of influenza B outbreak occurred in Xishan Primary School, Haicheng Town, Luojiang District, Quanzhou from March 14, 2008 to April 8, 2008. [Results] The outbreak was lasted for 23 days. The total number of school-based diseases was 53. The attack rate was 25.12%. All the cases were students. The prevalence rate was 8.06% and 7.11% respectively in the second and fourth grades. The attack rate was 23.81 %, The incidence of girls was 26.42%. Detection of 11 throat swabs were positive for type B influenza. [Conclusion] This is an outbreak of influenza caused by influenza B virus.