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目的了解平顶山市一起甲型H1N1流感暴发疫情的特点,为控制学校甲型H1N1流感暴发疫情提供依据。方法采用卫生部下发的个案调查表,对该起甲型H1N1流感暴发学校的所有病例进行问卷调查;用描述性流行病学方法对该起疫情的流行病学特征进行描述;用RT-PCR法进行甲型H1N1流感病毒核酸检测。结果此次疫情历时7 d,发病15例,均为甲型H1N1流感病毒核酸阳性。病例全部为学生,其中男性9例,女性6例,男女发病比例为1.5∶1。病例主要集中在三年级,以三(5)、三(6)班最多,罹患率分别为9.23%和10.77%。结论按照联防联控原则,严格落实学校甲型H1N1流感防控的各项措施,是应对学校甲型H1N1流感暴发的有效措施。
Objective To understand the characteristics of an outbreak of influenza A (H1N1) in Pingdingshan and provide evidence for controlling the outbreak of influenza A (H1N1) in schools. Methods A questionnaire was issued by the Ministry of Health on a case-by-case basis to investigate all the cases of influenza A (H1N1) outbreak in schools. The epidemiological characteristics of the outbreak were described by descriptive epidemiological methods. A H1N1 influenza virus nucleic acid detection. Results The outbreak lasted 7 days and the incidence was 15 cases, all of which were positive for the influenza A (H1N1) virus. All cases were students, including 9 males and 6 females, the incidence of male-female ratio of 1.5: 1. The cases mainly concentrated in the third grade with three (5) and three (6) classes the most with attack rates of 9.23% and 10.77% respectively. Conclusion The measures to prevent and control Influenza A (H1N1) in schools according to the principle of preventing and controlling influenza are the effective measures to deal with the outbreak of Influenza A (H1N1) in schools.