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目的分析2009—2010年玄武区132例甲型H1N1流感的流行病学特征,总结防控经验,为今后处理类似疫情提供科学依据。方法收集《疾病监测信息报告管理系统》甲型H1N1流感病例,描述三间分布特点,结合疫情处置资料,分析疫情发展特点。结果玄武区甲型H1N1流感疫情分为三个阶段:输入性阶段、暴发阶段、散发阶段。132例分为三群:轻症126例(95.45%),重症4例(3.03%),危重2例(1.52%);职业以学生所占比例较多(56.8%),年龄以11~30岁所占比例较多(73.5%)。结论甲型H1N1流感高发人群为青少年学生,危害性较小。
Objective To analyze the epidemiological characteristics of 132 type A H1N1 influenza in Xuanwu District from 2009 to 2010 and summarize the prevention and control experience so as to provide a scientific basis for handling similar epidemic situation in the future. Methods The cases of Influenza A (H1N1) were collected from Disease Surveillance Information Reporting Management System. The three distributional characteristics were described. According to the data of the epidemic disposal, the characteristics of epidemic situation were analyzed. Results Xuanwu District Influenza A (H1N1) outbreaks are divided into three stages: the input stage, the outbreak stage, the distribution stage. 132 cases were divided into three groups: 126 cases (95.45%) of mild cases, 4 cases of severe cases (3.03%) and 2 cases of critically ill patients (1.52%). Occupation accounted for 56.8% of the students and 11-30 The proportion of elderly accounted for more (73.5%). Conclusion Influenza A (H1N1) influenza is a high risk group of young students, with less harmfulness.