Objective: To analyze the endemic situation of malaria in Shanxian County, Shandong Province, China in the last 10 years, so as to understand the epidemiological characteristics of the disease and provide the evidence for the establishment of control strategy to eliminate malaria.
Methods: The data related to the endemic situation of malaria in Shanxian County from 2002 to 2011 were collected and analyzed.
Results: From 2002 to 2011, 125 cases of malaria were reported, and the annual incidences were in the range of 0.18/100,000-2.00/100,000. Totally 60.80% of the cases focused on 3 townships, namely Fugang, Huanggang and Caozhuang. All the 125 cases were new vivax malaria cases, among them, 121 were locally infected, and the other 4 were imported. The epidemic season was from June to October, and the peak time was from July to September. There were more male cases than female cases. The ages of the cases were from 1 to 83 years old, and the incidence in those aged from 46-60 years old was higher.
Conclusions: The malaria incidence in Shanxian County is on the rise, and the 3 townships in the south are the key areas for control. The control measures including the surveillance of floating population and mosquitoes, and malaria control health education should be strengthened.