论文部分内容阅读
目的分析重庆市九龙坡区2007～2012年手足口病(HFMD)流行特征,为制定防控措施提供科学依据。方法运用描述性流行病学方法,对重庆市九龙坡区7 503例HFMD病发病资料进行分析。结果 2007～2012年共发生HFMD 7 503例,重症3例,死亡2例,年均发病率为137.8/10万,死亡率0.04/10万,病死率0.23%;病例发病时间集中在4～6月和10～12月;城区发病多于农村(χ2=9.79,P<0.01);发病人群以5岁以下散居儿童和托幼儿童为主,占病例总数的95.51%,尤以1～3岁发病最高占72.11%;男女性别比例为1.53:1,男性发病率比女性高(χ2=307.87,P<0.01)。病原学构成普通病例以CoxA16型、EV71型为主,聚集性和暴发病例以EV71型为流行优势株.6年间发生聚集性病例和暴发疫情共32起420例,罹患率4.77%,均发生在幼托机构。结论九龙坡区HFMD发病率呈逐年上升趋势,聚集性病例和暴发疫情高发场所为托幼机构,应加强托幼机构、商业集中的街道社区及流动人口聚居地5岁以下儿童HFMD防病知识宣传和疫情监测控制。
Objective To analyze the epidemic characteristics of hand, foot and mouth disease (HFMD) in Jiulongpo District of Chongqing from 2007 to 2012 and provide a scientific basis for making prevention and control measures. Methods Descriptive epidemiological methods were used to analyze the data of 7 503 cases of HFMD in Jiulongpo District, Chongqing City. Results A total of 7 503 cases of HFMD were observed in 2007 ~ 2012, 3 cases were severe and 2 died. The average annual incidence was 137.8 / 100 000 with a mortality rate of 0.04 / 100 000 and a case fatality rate of 0.23%. The incidence of HFMD was 4-6 (Χ2 = 9.79, P <0.01). The incidence population was mainly scattered children and nursery children under 5 years old, accounting for 95.51% of the total cases, especially 1 to 3 years old The highest incidence was 72.11%. The male-female ratio was 1.53: 1. The incidence of male was higher than that of female (χ2 = 307.87, P <0.01). Etiological composition of the common cases of CoxA16 type, EV71 type, aggregation and outbreak cases with EV71 type prevalence strains.Over 6 years, there were 32 cases of aggregation and outbreaks outbreaks of 420 cases, the attack rate of 4.77% occurred in Kindergarten institutions. Conclusions The incidence of HFMD in Jiulongpo district is on the rise year by year. Clustered cases and outbreaks of outbreaks of HFMD are nurseries. Nurseries, community-based street communities and floating children’s HFMD prevention knowledge should be promoted And epidemic monitoring and control.