Epidemiological analysis of imported malaria in Suining City, Sichuan Province from 2011 to 2016

Abstract

Objective To investigate the epidemiological characteristics of imported malaria in Suining City from 2011 to 2016, so as to provide the evidence for improving the surveillance, risk assessment and control measures of imported malaria. Methods The malaria epidemic data in Suining City from 2011 to 2016 were collected from the reporting system, and statistical analyzed. Results Totally 71 malaria cases were reported in Suining City from 2011 to 2016, and they were all imported cases. Sixty cases (84.51%) were imported from Africa. There were cases reported throughout the year, and no obvious seasonal distribution characteristics. The median time from onset to seeing a doctor was 2 days; the median time from seeing a doctor to confirmed diagnosis of malaria was 4 days. Totally 63.38% of the cases were diagnosed of malaria in initially seeing a doctor. Forty-three cases were diagnosed by county and municipal medical institutions, accounting for 60.56%. All cases were laboratory confirmed cases, and they all received the standardized treatment. Conclusion The imported malaria epidemic situation in Suining City is still severe, and it is necessary to strengthen the management of floating population and professional training of medical staff so as to prevent the second malaria cases and deaths.