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目的通过了解南宁市2005—2012年流行性感冒(简称流感)流行特征,为流感防控工作提供参考依据。方法采用描述流行病学的方法,对2005—2012年南宁市流感发病情况进行分析。结果 2005—2012年南宁市共报告5 866例流感病例,年平均发病率为11.27/10万,主要集中在3—5月,但每年的流感发病高峰有所不同。以10~19岁年龄组发病人数最多,占发病总数的64.0%;男性多于女性,男∶女=1.36∶1,差异有统计学意义(χ2合计=46.790,P<0.01),职业分布以学生为主,占发病总数的74.1%。结论了解流感在该市的流行特征,加强对学生等重点人群的监测,对控制流感疫情的暴发具有重要意义。
Objective To understand the epidemiological characteristics of influenza in Nanning City from 2005 to 2012 (referred to as influenza) and provide reference for prevention and control of influenza. Methods Descriptive epidemiological methods were used to analyze the incidence of influenza in Nanning City from 2005 to 2012. Results A total of 5 866 cases of influenza were reported in Nanning City from 2005 to 2012, with an average annual incidence of 11.27 / 100 000, mainly concentrated in the March-May period, but the annual incidence of influenza was different. The incidence was highest in the age group of 10-19 years old, accounting for 64.0% of the total number of cases. There were more males than females, male: female = 1.36:1, the difference was statistically significant (χ2 = 46.790, P <0.01) Student-based, accounting for 74.1% of the total number of cases. Conclusion Understanding the epidemiological characteristics of influenza in the city and strengthening the monitoring of key populations such as students are of great significance in controlling the outbreak of influenza.