[Surveillance of malaria in Huai'an District, Huai'an City, 2009-2013].

OBJECTIVE

To analyze the results of malaria surveillance in Huai' an District in the recent 5 years, so as to provide the evidences for the establishment of suitable control strategy in the district.

METHODS

The febrile patients among permanent and floating populations in Huai'an District from 2009 to 2013 were examined by immunity and etiology methods and the mosquito vector in this district were investigated. Results In recent 5 years, a total of 48,203 person-times among permanent population were examined, and no positives ones were found, and totally 360 person-times among floating population were examined, and 53 cases of malaria were detected, including 2 vivax malaria cases, 48 falciparum malaria cases and 2 undifferentiated cases, and the positive rate of the floating population was 14.72%. All the cases were exported workers infected in Africa and Southeast Asia. A total of 1,048 Anopheles sinensis mosquitoes were captured in 2003, no other Anopheles mosquitoes were found.

CONCLUSIONS

In recent 5 years, no local malaria cases have been found in Huai' an District, but the imported cases increase, and moreover, the mosquito vector and the transmission condition of malaria still exist.