目的：分析淄博市某中学甲型H1N1流感暴发疫情的流行病学特征,为学校甲型H1N1流感暴发防控提供参考。方法对淄博市某中学甲型H1N1流感暴发疫情的分布情况、临床表现以及处理措施进行流行病学分析,并对部分疑似病例采集咽拭子标本,采用Real- time RT-PCR检测甲H1N1流感核酸。结果淄博市某中学疑似甲型H1N1流感病例为317人,罹患率为5.43%；暴发时间主要集中在9月，317例疑似病例中,男女比例为1.46：1,其中99.05%病例年龄为13-18岁。病例症状典型，有发热，并伴有咳嗽和(或)咽喉疼痛。采集的25份现症患者的咽拭子标本,其中12份甲型H1N1流感核酸呈阳性。结论学校是甲型H1N1流感暴发防控的重点场所。需要进一步加强对学校疫情的监测、甲型H1N1流感的防控知识培训以及疫苗接种、健康教育等工作。
Objective To analyze the epidemiological characteristic of H1N1 influenza outbreaks in school in Zibo, so as to provide reference for the prevention and control in school. Methods Descriptive epidemiology and statistic analysis were utilized to study the onset time and clinical symptoms of confirmed cases, control method s of H1N1 influenza outbreaks in school,throat swab of influenza-like il ness cases was col ected and DNA of flu virus was determined by Real- time RT - PCR test.Results A total of School outbreaks of H1N1 borderline case influenza took place in Zibo, and the attack rate was 5.43%. The school outbreaks were mainly occurred in September. Among 317borderline cases, m ales and female is 1.46:1, 99.05%aged from 13 to 18 years old. The symptoms were typical,and al of the cases had fever,cough and /or sore throat.col ected 25 influenza-like il ness cases throat swab ,12 cases were confirmed with influenza A(H1N1).Conclusion?? School should be the focus of prevention and control of the outbreaks of H1N1 influenza in future. It is urgent to strengthen the fol ow-up works, such as the epidemic surveil ance in school,training and education about know ledge of prevention and control H 1N1 influenza and vaccination propaganda.
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