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目的了解郧县2012年手足口病流行特征和病原特征。方法用描述流行病学方法对郧县2012年手足口病疫情资料进行分析。结果 2012年郧县共报告手足口病病例344例,报告发病率60.94/10万。病例月分布呈双峰型,4~6月为第一高峰,发病数占全年发病数的46.51%;9~11月为第二高峰,发病数占全年发病数的29.36%。报告发病率城区(72.79/10万)与乡镇(59.41/10万)差异无统计学意义(χ2=1.680,P=0.195)。<5岁年龄组儿童占95.06%,以散居儿童和幼托儿童为主。病原构成分别为CoxA16型占49.08%、EV71型占30.67%、其它占20.25%。结论郧县2012年手足口病疫情的流行有明显季节、人群和病原特征。
Objective To understand the epidemiological and pathogenic features of hand, foot and mouth disease in Yun County in 2012. Methods Descriptive epidemiological methods were used to analyze the epidemic data of HFMD in Yun County in 2012. Results A total of 344 HFMD cases were reported in Yun County in 2012, with a reported incidence of 60.94 / 100 000. The monthly distribution of cases showed a bimodal pattern, with the first peak from April to June, accounting for 46.51% of the annual incidence; the second peak from September to November, accounting for 29.36% of the annual incidence. Reported incidence of urban (72.79 / 100000) and township (59.41 / 100000) no significant difference (χ2 = 1.680, P = 0.195). Children in the 5-year-old group accounted for 95.06% of the total, mainly children living and preschool children. The pathogens were CoxA16 type accounted for 49.08%, EV71 type accounted for 30.67%, others accounted for 20.25%. Conclusion The prevalence of hand, foot and mouth disease epidemic in Yun County in 2012 is obviously season, crowd and pathogen.