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目的分析甲型H1N1流感(甲流)在我国出现社区局部爆发前病例的流行病学特征,为今后制定口岸防控对策提供依据。方法对2009年5月10日～2009年6月10日公开发布的的我国甲流病例资料进行描述性分析。结果甲流确诊病例111例,年龄分布及临床表现与其他国家相似,96例输入性病例中海外中国籍人员和美籍华人占63.1%,70.2%出发地为美国,入境口岸有北京等11个;7例发病者主动申报病情,20例在入境检疫现场被动发现,非入境检疫现场的输入性病例中29 2%、39.6%的发病时间分别为入境后第2、3天,80.0%二代病例由于社交活动被传染。结论依据《国际卫生条例(2005)》和我国《国境卫生检疫法》,国境卫生检疫可以有效地履行防控职责。
Objective To analyze the epidemiological characteristics of influenza A (H1N1) influenza before the outbreak of local community in our country and provide the basis for the future prevention and control measures. Methods A descriptive analysis of the data of A-cases in our country released from May 10, 2009 to June 10, 2009 was conducted. Results A confirmed case of flow in 111 cases, the age distribution and clinical manifestations similar to other countries, 96 cases of imported cases of overseas Chinese nationality and American Chinese accounted for 63.1%, 70.2% starting from the United States, the entry port, such as Beijing, 11 ; The incidence of the disease was reported voluntarily in 7 cases and that of the 20 cases was passively detected at the scene of entry quarantine. The incidence of non-entry quarantine scene was 29 2% and the incidence of 39.6% was 2 and 3 days after entry, and 80.0% Cases were infected due to social activities. Conclusion According to the “International Health Regulations (2005)” and the “Frontier Health and Quarantine Law of the People’s Republic of China”, frontier health quarantine can effectively perform its prevention and control duties.