Epidemiological characteristics of malaria in Guangxi province in 2011

Objective To understand the characteristics of malaria epidemic in Guangxi in 2010 and to provide scientific for elimination of malaria.Methods The data of malaria monitoring in each county and city in Guangxi in 2011 were collected from the direct online reporting system and analyzed with SPSS statistical software.Results Totally 112 malaria cases were detected in 8 cities and 13 counties convering 25.26% of the total population in Guangxi.All the 11 cases were returned outside of Guangxi except a vivax malaria cases was from Anhui province.And among them,71 cases were infected in 14 countries in Africa,40 cases were infected in 5 countries in Southeast Asia.The four species of malaria parasites were detected.Falciparum malria cases accounted for 56.25%.malaria cases were found in each month of the year and the peak concentrated on May and November.One falciparum malaria case died and the incidence was 0.21/100 000.Conclusion All the malaria cases were detected among floating population with an increase of by 58.93% compared to 2010,and no secondary cases and local infections were found.