2006-2016年广州市荔湾区登革热流行病学特征  

The epidemic characteristics analysis of dengue fever in Liwan district,Guangzhou,2006-2016

作　　者：杨丽莉[1] 景钦隆[2] 杨翠辉[1] 蔡明伟[1] 王敏[1] 曾伟锋[1] 

机构地区：[1]广州市荔湾区疾病预防控制中心,广东广州510176 [2]广州市疾病预防控制中心,广东广州510440

出　　处：《热带医学杂志》2018年第1期93-96,共4页Journal of Tropical Medicine

摘　　要：目的分析广州市荔湾区近十年登革热疫情特点及流行规律,为有效防控登革热提供科学依据。方法收集荔湾区2006-2016年登革热疫情资料,用描述性流行病学方法分析其分布特征和流行因素。结果 2006-2016年荔湾区共报告登革热病例5 704例,其中本地感染病例5 686例,输入性病例18例。除2006年、2008年和2011年外,其余年份均有输入病例报告;除2009年外,其他年份均有本地感染病例,年发病率在0/10万~497.33/10万之间。疫情涉及全区22个街道,发病数居前五位的街道依次是南源街(11.75%)、冲口街(7.35%)、石围塘街(7.00%)、金花街(5.21%)和站前街(5.12%)。7-12月均有本地病例报告,6月份前为输入病例。9-10月本地病例数占总病例数的84.91%,为发病高峰期。男女性别比为1∶1.05。各年龄组均有发病,但发病数以20~59岁年龄组居多,占69.42%。职业分布以离退人员、家务及待业、商业服务等为主。病例输入地主要以泰国、缅甸等东南亚地区为主。本地暴发疫情主要由登革病毒Ⅰ型引起。结论荔湾区登革热流行具有输入病例与本地传播并存、散发与多点暴发并存的特点,目前仍为输入或输入引起的本地传播,应及早以蚊媒控制为主进行综合防控。Objective To analyze the epidemiological characteristics of dengue fever in Liwan district of Guangzhou during 2006-2016,and provide scientific evidence for prevention and control of dengue fever effectively. Methods Analyze the epidemiological data of dengue fever during 2006-2016 in Liwan district of Guangzhou by descriptive statistical methods.Results A total of 5 704 cases of dengue fever were reported,including 5 686 local cases and 18 imported cases.Imported cases were reported in other years except 2006,2008 and 2011. Local cases were reported in other years except2009,and the annual incidence rates ranged from 0.00 to 497.33/100 000. All 22 administrative streets in Liwan district were involved,and the top five streets was Nanyuan（11.75%）,Chongkou（7.35%）,Shiweitang（7.00%）,Jinhua（5.14%）,and Zhanqian（5.12%）. Local cases were reported from July to December,while imported cases were reported before June. 84.91%of the local cases were reported between September and October which was the peak months for local cases. The male/female ratio is 1∶1.05. Every age groups were involved and the most cases were in age 20~59（69.41%）. The most occupations included retirees,housework and unemployment,business services etc. Imported cases were mostly coming from southeast Asia countries such as Thailand and Myanmar et al. The type I dengue virus mainly caused the endemic outbreaks.Conclusion The epidemic of dengue fever in Liwan district has the characteristics of the coexistence of local and imported cases,coexistence of sporadic and multipoint outbreaks. Endemic prevalence was mainly caused by imported cases or importerinduced cases. Mosquito control should be carried out as early as possible for comprehensive prevention and control.

关 键 词：登革热 流行病学 广州荔湾 

分 类 号：R183.5[医药卫生—流行病学]