摘要
目的了解羁押人员集中发生疫情暴发原因和流行特征,为类似疫情的防控提供科学依据。方法采用现场流行病学方法调查处理本次疫情,分析其流行病学特征,并对采集的标本用RT-PCR方法进行病原学检测。结果该疫情共发生病例202例,罹患率10.20%,其中流感样病例60例,占29.7%,临床以发热、咽痛、咳嗽、咽喉充血、个别扁桃体肿大为主要症状。实验室PCR结果提示A型流感病毒阳性,故认为这是1起A型流感暴发的集中流行。结论本次疫情集中突然暴发流行的原因可能是看守所羁押人员过于密集、监舍居住拥挤,有适发的环境及季节等因素。
Objective To investigate the epidemiological features and cause of influenza outbreak in detention house, provide scientific basis for prevention and control of influenza outbreak. Methods Field epidemiological survey was conducted and samples were collected to perform etiological detection by using RT-PCR. Resuits A total of 202 cases occurred during the outbreak with the attack rate of 10. 20%. There were 60 influenza-like illness cases, accounting for 29.7%. The clinical symptoms included fever, pharyngodynia, coughing, throat congestion and swollen tonsils. Laboratory PCR results suggest that the samples were A influenza virus positive. Conclusion The influenza outbreak may be due to the density of people in detention house and the seasonal factor.
出处
《预防医学情报杂志》
CAS
2009年第6期430-431,共2页
Journal of Preventive Medicine Information
关键词
羁押人员
流感暴发
流行病学调查
Detention house
Influenza outbreaks
Epidemiological survey
