榆林市2008-2018年手足口病流行病学特征分析

Analysis on epidemiological characteristics of hand foot and mouth disease in Yulin from 2008 to 2018

目的了解榆林市手足口病流行病学特征,为制定防控策略提供依据。方法应用描述流行病学方法,分析榆林市2008-2018年手足口病病例流行病学特征。结果榆林市2008-2018年手足口病报告发病19368例,年均发病率57.92/10万,年份间发病率差异有统计学意义(χ2=14848.412,P<0.01)。发病高峰为5-8月,共15765例,占81.40%。定边县年均发病率最高,为183.10/10万,县区间发病率差异有统计学意义(χ2=2307.054,P<0.01)。5岁以下儿童16113例,占83.19%,男女性别比为1.64∶1。散居儿童15363例,占79.32%。重症病例319例,重症率1.65%。死亡10例,死亡率0.03/10万。实验室确诊1868例,其中EV 71型1294例,占69.27%。结论应在定边县等重点县区,针对儿童等重点人群加强消毒、手卫生、EV 71疫苗接种等综合防控。

Objective To provide the basis for formulating prevention and control strategies by understanding the epidemiological characteristics of hand foot and mouth disease(HFMD)in Yulin.Methods Descriptive epidemiological method was used to analyze the pathogenic characteristics of patients with HFMD in Yulin from 2008 to 2018.Results The 19368 patients with HFMD were reported from 2008 to 2018 in Yulin with an average annual morbidity of 57.92/100000.The difference in the incidence between years was statistically significant(χ~2=14848.412,P<0.01).The peak of morbidity extended from May to August,with 15765 patients(81.40%).The average annual morbidity of patients in Dingbian hit 183.10/100000,being maximum,and the difference between counties was statistically significant(χ~2=2307.054,P<0.01).There were 16113 children under 5 years old,accounttng or 83.19%of morbidity.The ratio of male to female was 1.64∶1,there were 15363 children living scattered,accounting for 79.32%,there were 319 severe cases with the severe rate of 1.65%,and 10 patients suffered from death with the rate of 0.03/100000.The 1868 patients were confirmed by the laboratory,of there were 1294 patients with EV 71,accounting for 69.27%.Conclusion The comprehensive prevention and control like the disinfection,hand hygiene and EV 71 vaccinating should be intensified for the focus groups including children in Dingbian County and other key counties.