2005-2008年云南省临沧市传染病流行趋势分析

Analysis of epidemic trend of communicable disease in Lincang,Yunnan,2005-2008

目的分析云南省临沧市传染病流行趋势。方法应用描述性流行病学方法对临沧市2005-2008年法定传染病网络直报系统疫情资料进行统计分析。结果2005-2008年临沧市共报告乙类传染病25948例,年平均发病率为274.30/10万。2005-2008年乙类传染病发病率依次为258.63/10万、268.34/10万、286.05/10万和284.18/10万。呼吸道传染病占传染病报告总数的50.42%,血源及性传播传染病占30.99%,肠道传染病占9.21%,虫媒及自然疫源性传染病占9.29%。发病顺位排序第1、2位的均为肺结核和病毒性乙型肝炎。2008年首次发生输入和本地感染的登革热病例。结论临沧市传染病发病以呼吸道传染病为主,血源和性传播传染病有上升趋势,肠道传染病、虫媒及自然疫源性传染病呈逐年下降趋势。

Objective To analysis the epidemic trend of communicable disease in Lincang. Methods Descriptive analysis was conducted on epidemic data reported through direct network reporting system of communicable disease from 2005 to 2008. Results During this period, 25 948 cases of class B communicable disease were reported with the average annual incidence rate of 274.30//lakh. The incidence rates of class B communicable disease in 2005, 2006, 2007 and 2008 were 258. 63//lakh, 268. 34//lakh, 286. 05//lakh and 284. 18//lakh respectively. The cases of respiratory disease accounted for 50.42% of the total communicable disease cases, blood borne/ sexual transmitted disease accounted for 30.99%, intestinal infectious disease accounted for 9.21%, and insect vector/natural focal disease accounted for 9.29%. The cases of pulmonary TB and hepatitis B ranked first and second. In 2008, indigenous and imported dengue fever cases occurred for the first time. Conclusion The major communicable diseases were respiratory diseases. The incidence of blood borne/sexual transmitted disease increased and the incidence of intestinal disease and insect vector/natural focal disease decreased year by year.