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目的探讨深圳市某街道2009年甲型H1N1流感的流行病学特征。方法将2009年流感样病例建立数据库进行统计学分析,对死亡病例进行个案分析。结果 2009年甲型H1N1流感实验室确诊65例,其中重症患者10例(死亡1例);病例主要集中在10-11月(333例);学校和托幼机构为高发场所(363例,98.9%);5～14岁青少年为易感人群(293例,79.8%)。结论深圳市某街道2009年甲型H1N1流感发病高峰出现在11月,主要在封闭、人群集中、接触密切的学校和托幼机构暴发。
Objective To investigate the epidemiological characteristics of Influenza A (H1N1) in a street in Shenzhen in 2009. Methods The data of 2009 influenza-like cases were collected for statistical analysis, and the death cases were analyzed. Results In 2009, 65 cases were diagnosed in the Influenza A (H1N1) Influenza Laboratory, including 10 critically ill patients (1 died); the cases mainly concentrated in the period from October to November (333 cases); the schools and nurseries were the high places (363 cases, 98.9 %); 5 to 14-year-old adolescents are susceptible (293 cases, 79.8%). Conclusion The peak incidence of Influenza A (H1N1) in a street in Shenzhen in November was mainly in the closed, crowded and close contact with schools and kindergartens.