2012—2013年淮安市手足口病流行特征和病原学监测

Epidemiological features and etiological surveillance on HFMD in Huaian City from 2012-2013

目的分析淮安市2012—2013年手足口病疫情及病原学监测结果,为制定防治对策提供科学依据。方法采用SPSS 13.0对《国家疾病信息监测报告管理系统》的个案资料进行统计分析,并对部分病例进行病原体检测。结果2012—2013年淮安市手足口病年平均发病率为120.63/10万,全年均可发病,4~6月份为流行高峰。1~4岁年龄组报告病例10 744例,占病例总数的85.64%。全市8个县、区均有病例报告,主城区发病率高于县。以散居儿童和托幼儿童发病为主。2012和2013年共抽样检测病例标本918份,病原阳性率为41.18%,其中肠道病毒71型（EV71）阳性119例（12.96%）、A组柯萨奇病毒16型（Cox A16）阳性144例（15.69%）、其他肠道病毒阳性115例（12.53%）。结论淮安市手足口病的发病具有明显的地区、季节和人群特征,重症病例的EV71检出率高于普通病例。

[Objective]To analyze the epidemic and pathogenic surveillance results of hand, foot and mouth disease （HFMD） in Huai＇an City from 2012-2013, and provide scientific evidence for developing control strategies.[Methods]By using SPSS 13.0 statistic software, the HFMD case data collected from National Disease Supervision Information Management System were analyzed,and some cases were detected for pathogens.[Results]The annual morbidity of HFMD was 120.63/100 000 in Huai＇an city from 2012-2013, with cases distributed in all year round. The peak incidence appeared in April-June. A total of 10 744 cases were reported in 1-4 years old age group, occupying 85.64% of total cases. All 8 districts and counties had reported cases, more cases in urban area than counties. Most cases were scattered children and kindergarten children. Nine hundred and eighteen case specimens were detected during 2012-2013, with positive rate of 41.18%, in which the positive rate of EV71, CoxA16 and other enteric virus was 12.96% （119 cases）, 15.69% （144 cases）, and 12.53% （115 cases）, respectively. [Conclusion]The morbidity of HFMD has obviously regional, seasonal and population characteristics. The detection rate of EV71 in severe cases is higher than in common cases.