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目的了解周口市手足口病的流行病学特征,为制定和完善手足口病预防控制策略和措施提供科学依据。方法用描述流行病学法对周口市2011年手足口病疫情资料进行统计分析。结果 2011年共报告手足口病2 454例,报告发病率为27.41/10万。不同县(市、区)发病率差异有统计学意义(P<0.01),城乡间发病率差异有统计学意义(P<0.01)。4岁及以下儿童是手足口病发病的主要人群(占95.52%);病例以农村为主(农村病例数与城市病例数之比为3.2∶1);4～7月发病占52.36%。结论周口市2011年手足口病发病率低于2009年,全市无聚集性疫情暴发出现。
Objective To understand the epidemiological characteristics of hand-foot-mouth disease in Zhoukou City and provide scientific basis for the formulation and improvement of prevention and control measures of hand-foot-mouth disease. Methods Descriptive epidemiological method was used to analyze the epidemic situation of HFMD in Zhoukou City in 2011. Results A total of 2 454 HFMD cases were reported in 2011, with a reported incidence rate of 27.41 / 100,000. The incidence of different counties (cities, districts) was statistically significant (P <0.01), and the difference between urban and rural areas was statistically significant (P <0.01). Children aged 4 years and below were the major group (95.52%) of HFMD patients. The cases were mostly rural (the ratio of rural to urban cases was 3.2: 1), and the incidence in April-July was 52.36%. Conclusion The incidence of hand-foot-mouth disease in Zhoukou City in 2011 was lower than that in 2009, and outbreak of non-aggregated outbreak occurred in the city.