402例甲型H1N1流感病例流行病学特征分析

Epidemiological characteristics of 402 cases of influenza A(H1N1)infection

目的了解深圳市福田区甲型H1N1流感病例的流行病学特征,为甲型H1N1流感预防控制提供科学依据。方法应用描述性流行病学方法分析402例甲型H1N1流感病例的流行病学特征,包括病例的年龄、性别、职业分布、地区分布等。结果 402例甲型H1N1流感病例男性占58.71%,女性占41.29%;90.55%的病例集中在0～30岁年龄段,11～20岁年龄段病例最多,占总病例数的41.79%;从职业构成看,所有病例中,绝大多数为学生,占总病例数的64.18%。结论学生是甲型H1N1流感的危险人群,应当注重学校等场所的甲型H1N1流感防控工作。

Objective To study the epidemiological characteristics of 402 cases with influenza A（H1N1）infection in Futian Shenzhen,to provide the scientific evidence for control and prevention of influenza A（H1N1）. Method The epidemiological characteristics of 402 cases with influenza A（H1N1） reported in Futian Shenzhen were descriptively analyzed, including the distribution of age, sex and occupation. Results Of all the cases with influenza A（H1N1） in Futian Shenzhen,male cases accounting for 58.71% and female cases accounting for 41.29%./90.55% of the cases concentrated in the age range of 0 to 30 years old.Most of the cases fell into the age group of 11-20 years old, accounting for 41.79%.The occupational proportion showed that the majority of the cases were students,accounting for 64.18% of the total. Conclusions The students were accounted for 64.18% of the total cases, and therefore they were the risk population for influenza A （H1N1）. Prevention and control of influenza A （H1N1） should be focused on schools.