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目的了解2008-2012年宜宾市手足口病流行特征,为有效预防和控制手足口病的发生与流行提供依据。方法对2008-2012年宜宾市网络直报系统手足口病疫情资料进行描述性流行病学分析。结果 2008-2012年宜宾市手足口病共报告病例2 057例,死亡2例,平均发病率为8.94/10万;发病有明显季节性,每年3~7月占全年发病的68.35%;男:女为1.91∶1,5岁以下为该病主要发病人群(93.78%);职业分布以幼托儿童、散居儿童、学生为主,共占发病总数的99.81%;2010年实验室诊断病例中EV71感染56.36%,CoxA16感染32.73%,2012年CoxA16感染44.72%,EV71感染24.84%。结论 2008-2012年宜宾市手足口病发病率呈现明显上升趋势,EV71和CoxA16感染交替出现成为手足口病主要病原体。
Objective To understand the epidemiological characteristics of HFMD in Yibin City from 2008 to 2012 and provide evidence for the effective prevention and control of the occurrence and prevalence of HFMD. Methods Descriptive epidemiological analysis of hand, foot and mouth disease data in the network direct reporting system in Yibin from 2008 to 2012 was conducted. Results A total of 2 057 cases of hand-foot-mouth disease were reported in Yibin City from 2008 to 2012, with 2 deaths, the average incidence was 8.94 / 100 000. The incidence was significantly seasonal, accounting for 68.35% of the annual incidence from March to July each year. : Female 1.91: 1, the age of 5 and below are the major pathogens of the disease (93.78%). The occupational distribution is mainly childcare, diaspora and students, accounting for 99.81% of the total cases. In the 2010 laboratory diagnosis cases EV71 infection was 56.36%, CoxA16 infection was 32.73%. In 2012, CoxA16 infection was 44.72% and EV71 infection was 24.84%. Conclusion The incidence of hand-foot-mouth disease in Yibin City increased significantly from 2008 to 2012. EV71 and CoxA16 were the main pathogens of hand-foot-mouth disease.