Analysis on imported dengue fever in China from 2005 to 2008 and discussion on prevention and control measures

ObjectiveTo analyze the imported dengue fever cases from 2005 to 2008 in China and find out the distribution of the cases, provide basis to develop prevention and control measures for imported dengue fever. MethodsDescriptive analysis was conducted on the data of imported dengue fever cases during this period collected from the disease reporting information system of China. ResultsThe reported cases of imported dengue fever increased gradually year by year, which were reported all the year round. Most cases occurred in people aged 20 to 50 years. The imported cases which mainly from countries in Southeast and South Asia occurred in Guangdong, Yunnan, Fujian, Zhejiang and Beijing. Outbreaks of dengue fever occurred in Guangdong and Fujian respectively in 2006 and in 2007 after imported cases were found. ConclusionIt is necessary to strengthen intra-sectoral collaboration, improve the surveillance in key area, enhance the training for doctors, conduct risk assessment and learn form other countries for the purpose of successful prevention and control of imported dengue fever.