论文部分内容阅读
目的分析西安市某高校一起聚集性甲型H1N1流感暴发的流行病学资料,评价控制效果,为预防控制甲型H1N1流感疫情暴发积累经验。方法采集体温在37℃及以上,或有咳嗽、咽痛等流感样症状之一者的鼻咽拭子,用PCR方法检测流感病毒核酸。并用SPSS17.0分析资料,χ2检验比较不同性别罹患率。结果2009年9月西安市某高校暴发甲型H1N1流感疫情,首发病例已经找到,全校累计发生流感样病例(ILI)337人,确诊甲型H1N1流感病例59人,确诊高峰集中在9月2、3日,呈单峰右偏态分布。确诊病人男生显著高于女生,院系分布和公寓楼分布均具有一定的聚集性。结论2009年9月西安市某高校暴发甲型H1N1流感疫情,经采取停课、封校、隔离治疗现症病人、消毒、健康教育、预防性服药等综合防控措施有效地控制疫情的发展。
Objective To analyze the epidemiological data of a cluster outbreak of Influenza A (H1N1) in a university in Xi’an, evaluate the control effect and accumulate experience for the prevention and control of the outbreak of Influenza A (H1N1). Methods Nasopharyngeal swabs with body temperature above 37 ℃ and with flu-like symptoms such as cough and sore throat were collected and the influenza virus nucleic acids were detected by PCR. SPSS 17.0 was used to analyze the data, χ2 test was used to compare the incidence of different sexes. Results The first case of influenza A (H1N1) outbreak in a university in Xi’an in September 2009 was found. There were 337 cases of influenza-like illness (ILI) and 59 cases of confirmed influenza A (H1N1) in the whole school. The peak of diagnosis was concentrated on September 2, On the 3rd, there was a single-peak right-skewed distribution. The number of boys diagnosed was significantly higher than that of girls, the distribution of faculties and the distribution of apartment buildings all had a certain degree of aggregation. Conclusion The epidemic situation of Influenza A (H1N1) outbreak in a university in Xi’an in September 2009 was effectively controlled by comprehensive prevention and control measures such as suspension of classes, closure of schools, isolation and treatment of current patients, disinfection, health education and preventive medication.