Analysis on epidemiological characteristics of bacillary dysentery in Nanning City during 2004-2010

OBJECTIVE To analyze the epidemiological characteristics of bacillary dysentery in Nanning city,and provide evidence for its control.METHODS Epidemiological characteristics of bacillary dysentery in Nanning from 2004 to 2010 were analyzed with descriptive epidemiological method.RESULTS From 2004 to 2010,the average annual incidence rate of bacillary dysentery was 35.49 /100 000,and the incidence showed a decreasing tendency.The disease can occur throughout all the year with an obvious seasonal trend,and the epidemic period for bacillary dysentery was on June.The ratio of male to female was 1.27:1.The highest incidence rate(281.36 /100 000) was found in people of under 5 years old.The reported data also showed that bacillary dysentery might occur in all different kinds of occupation,but most were scattered inhabiting children,farmers and students.CONCLUSION The key population for prevention and control of bacillary dysentery are children,farmers,students and the floating population.It is necessary to adopt comprehensive control measures to decrease incidence of bacillary dysentery.