2008～2012年昆山市手足口病流行病学特征及病原学分析

目的了解昆山市2008~2012年手足口病的流行病学和病原学特征,掌握疫情变化趋势,为手足口病防治工作提供科学依据。方法采用描述性流行病学方法对手足口病病例进行流行病学特征和病原学检测结果分析。结果昆山市2008~2012年共报告手足口病病例5 517例,年均发病率为59.68/10万,无死亡病例。报告发病率从2008年的21.71/10万增至2012年的59.43/10万;男女性别比为1.56∶1,男性病例多于女性;城区发病率为45.83/10万,乡镇发病率为64.59/10万,乡镇高于城区(P0.01);在实验室诊断病例中,EV71、CoxA16和其他肠道病毒分别占阳性病例的56.78%、30.04%和13.19%。结论 2008~2012年昆山市手足口病疫情持续流行,EV71、Cox A16和其他肠道病毒同时存在,但以EV71与Cox A16共同主导流行。

Analysis on the Etiological and Epidemiological Characteristics Among Cases of HFMD,Kunshan City, 2008-2012

Objective To understand the etiological and epidemiological characteristics among hand-foot and-mouth dis- ease （HFMD） cases in Kunshan city during 2008-2012, specify its trends of epidemic, so as to provide scientificbais for the prevention and control of HFMD. Methods Descriptive epidemiological methods were used to analyze the epidemiologi- cal characteristics and the results of etiological test of HFMD cases. Results A total of 5 517 cases of HFMD were re- ported during 2008-2012,and no deaths were reported. The average annual incidence rate of HFMD was 59.68/105. The reported incidence rate increased from 21.71/10s in 2008 to 57.89/105 in 2012. The number of male cases was larger than that of the female cases （1.56 ： 1）. The incidence rate was higher in the town （64.59/105） than that in the urban area （45.83/10s ）. Among the HFMD cases with an etiological test, the number of afflicted with enterovirus 71 （EV71）, Cox A16 and other enterovirus accounted for 56.78% ,30.04% and 13.19% ,respectively. Conclusion HFMD is observed continuously in Kunshan city,during 2008-2012. The HFMD cases are caused mainly by EV71 and Cox A16, while other enteroviruses also exist.