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目的了解四川省甲型H1N1流感病例的流行学基本特征。方法调查病例的发病、就诊和暴露等情况,医学观察密切接触者;用Excel、EpiInfo分析数据。结果四川省5月11日报告首例甲型H1N1流感病例,病例以输入为主(62%),无性别差异,以10～30岁为多,且症状轻;旅游及旅游服务人员占62%;38.24%病例在发病后2d及以上就诊;报告地区主要集中在成都。结论四川省病例年龄分布、临床症状与美国等报道一致;需加强群众及流动人口健康教育、旅游及旅游服务人员的防控;加大成都等交通枢纽和旅游地区的防控力度。
Objective To understand the epidemiological characteristics of H1N1 influenza in Sichuan Province. Methods Investigate cases of illness, treatment and exposure, medical observation of close contacts; use Excel, EpiInfo analysis of data. Results The first case of Influenza A (H1N1) was reported on May 11 in Sichuan Province. The majority of cases were imported (62%). There was no gender difference, with more than 10-30 years of age and mild symptoms. Travel and tourism service personnel accounted for 62% 38.24% of cases were treated 2 days or more after the onset of disease; the report area mainly concentrated in Chengdu. Conclusion The age distribution and clinical symptoms in Sichuan Province are consistent with those reported in the United States. Health education, tourism and travel service personnel in the population and floating population need to be strengthened and strengthened. Prevention and control of transportation hubs and tourist areas such as Chengdu should be stepped up.