论文部分内容阅读
目的了解深圳市龙岗区登革热流行病学特征,为防治登革热提供科学依据。方法通过中国疾病预防控制信息系统获得2010-2016年龙岗区登革热疫情相关信息,采用描述性流行病学方法分析病例的流行病学特征。结果2010-2016年龙岗区共报告登革热病例86例,输入性病例35例,占40.70%,本地病例51例,占59.30%,无死亡病例,每年输入性病例在9-10月份最多,主要源于东南亚。86例病例发病开始到疫情报告的时间中位数为6 d,波动范围1~33 d。初次就诊到诊断的时间中位数为2 d,波动范围0~26 d。职业类别以工人、家务及待业为主(46.51%),男女性别比为2.58∶1,以青壮年为主(90.70%)。病毒型别主要为登革热I型,临床症状为轻型,大多数病例表现为典型登革热症状。结论深圳市龙岗区存在登革热流行的基本条件,登革热以输入性病例为主,疫情存在明显季节性、人群普遍易感等特征。疫情防控的重点依然是有效控制疾病传播媒介白纹伊蚊,同时强化卫生知识宣传和疫情诊断与报告也是有效措施之一。
Objective To understand the epidemiological characteristics of dengue fever in Longgang District, Shenzhen and provide a scientific basis for the prevention and treatment of dengue fever. Methods The information of Dengue Fever in Longgang District from 2010 to 2016 was obtained through China Disease Prevention and Control Information System, and the epidemiological characteristics of the cases were analyzed by descriptive epidemiology. Results A total of 86 cases of dengue were reported in Longgang District from 2010 to 2016, with 35 cases of imported cases accounting for 40.70%. There were 51 local cases (59.30%) without deaths. The annual incidence of imported cases was the highest from September to October, In Southeast Asia. The median time from the onset of disease to the report of 86 cases was 6 days, with a fluctuation range of 1 to 33 days. The median time to first diagnosis was 2 days and the fluctuation range was 0-26 days. Occupation categories mainly include workers, housework and unemployed persons (46.51%), with a male-female ratio of 2.58: 1, mainly young and middle-aged (90.70%). The virus type is mainly dengue type I, the clinical symptoms are light, and most cases show typical dengue symptoms. Conclusion The prevalence of dengue in Longgang District of Shenzhen City is high. The incidence of dengue fever is mainly imported, the epidemic is obviously seasonal and the population is generally susceptible. Prevention and control of the epidemic is still the focus of effective control of disease vectors vector Aedes albopictus, while strengthening health knowledge and epidemic prevention and diagnosis and reporting is also one of the effective measures.