Abstract:

Objective: To understand the prevalent characteristics of hand-foot-mouth disease in Yuanjiang County from 2009 to
2014, and to provide scientific basis for the disease control and prevention. Methods: SPSS 17.0 statistical software was used to
analyze the epidemiology and etiology of hand-foot-mouth disease data based on the online report of Yuanjiang County from 2009 to
2014. Results: A total of 4 060 cases of hand- foot- mouth were reported in Yuanjiang County from 2009 to 2014, the average
incidence was 330.0/105, and the epidemic curve showed a trend of "M" type. Morbidity peak period has the tendency of shifting from
the autumn to winter and spring, appearing "twin peaks" type distribution. The hand- foot- mouth disease cases were mainly
concentrated in Lijiang Town, Ganzhuang Streets and Manlai Town. Lijiang Town was the top at the number occurred of hand-footmouth
disease each year. The incidence has difference among high, medium and low altitude areas（χ2=1 581.20, P＜0.01）. The
highest incidence rates were in low altitude （533.8/105）, and high altitude area had the lowest incidence rates （89.6/105）.
Conclusion: The horizontal and vertical characteristics of hand-foot-mouth disease should be combined in prevention and control of
the disease. Especially the key areas and key crowd should be strengthened on early warning, prevention and control.

Key words: hand-foot-mouth disease, Epidemiology, Etiology, spatial features