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目的分析深圳边防某部发生的一起甲型H1N1流感流行的原因及其处理效果,为部队营区控制流感流行提供依据。方法采用现场流行病学方法,对2009年8月深圳边防某部发生的一起甲型H1N1流感疫情进行个案调查和处理,并采集10份典型病例鼻咽拭子标本送实验室检测。结果深圳边防某部调查2 130人,发病109例,罹患率为5.12%,流行过程为三个多月,但高峰期仅为28 d。高峰期发病人数占71.56%,经隔离、消毒、预防接种后疫情迅速得到控制。送检的10份鼻咽拭子标本,8份标本呈甲型H1N1流感病毒核酸阳性。结论此次甲型H1N1流感流行由于防治措施得力,未造成大的流行是防控甲型H1N1流感传播的关键。
Objective To analyze the causes of influenza A (H1N1) epidemic in a certain part of border area in Shenzhen and its treatment effects, and provide basis for the troop camp control influenza epidemic. Methods A field epidemiological method was used to investigate and deal with a case of influenza A (H1N1) outbreak in a certain area of Shenzhen border in August 2009, and 10 samples of typical nasopharyngeal swabs were collected for laboratory testing. Results A total of 2 130 people were investigated in Shenzhen border area. 109 cases were reported with an attack rate of 5.12%. The prevalence was more than three months, but the peak was only 28 days. The incidence of the peak accounted for 71.56%, after isolation, disinfection, epidemic prevention after vaccination quickly under control. Sent of the 10 nasopharyngeal swab specimens, 8 specimens were positive for influenza A (H1N1) virus nucleic acid. Conclusion The epidemic of Influenza A (H1N1) is the key to preventing and controlling the spread of Influenza A (H1N1) influenza due to its effective prevention and control measures.