Objective To explore the incidence regularity and epidemiological features of bacillary dysentery in Xuzhou City, Jiangsu Province from 2006 to 2015 so as to provide a scientific basis for formulating its prevention and control strategies and measures. Methods Descriptive epidemiological method was used to analyze the epidemic data of bacillary dysentery in Xuzhou City during 2006-2015. Results The reported incidence rates of bacillary dysentery in Xuzhou City during 2006-2015 fluctuated between 10.08/100,000 and 25.99/100,000, with an average annual incidence rate of 15.03/100,000. The peak of the yearly epidemic occurred mainly between May and October, accounting for 75.42% of the total cases reported during the ten years. The peak average annual incidence rates in males and females both occurred in the age groups less than 12 months. The occuption distribution showed that most of the cases were scattered children, accounting for 56.62%, and the sex ratio was 1.6l ： 1. Most of the isolated strains were identified as Shigella flexneri. Conclnsions The incidence rates of bacillary dysentery in Xuzhou City during 2006-2015 show the tendency from decrease to stabilization. Children and middle-aged and old farmers are the key groups for bacillary dysentery prevention and control.
Practical Preventive Medicine