Analysis of imported malariae malaria and ovale malaria in China during 2011-2013
Objective To analyze the trend and case distribution of imported malariae malaria and ovale malaria incidences,so as to provide the basis for the elimination of malaria at the prevention and treatment planning stage.Methods Epidemic data of reported malaria cases via web-based direct reporting system were collected from 2011 to 2013 and analyzed using SAS 9.2 statistical software and ArgGIS 10.0 geographic mapping software for statistical descriptive analysis.Results In total,there were 97 malariae malaria cases and 174 ovale malaria cases reported from 2011 to 2013,both of them were imported from other countries.The imported malariae malaria case were 17,22,58 cases distributed in 7,8 and 14 provinces in each year respectively and the imported ovale malaria cases were 15,34,125 cases distributed in 2,10 and 18 provinces in each year respectively.The cases of imported malariae malaria and ovale malaria from Africa were 240(88.56%) in which 219 (80.81%) cases from Western and Central Africa.While the imported cases from Southeast Asia were 16(5.9%).Conclusion In recent years,the imported malariae malaria and ovale malaria cases increased in China.Therefore,the relevant departments should strengthen malaria diagnostic capabilities to avoid misdiagnosis.