Objective To study the variation of trend in the incidence and epidemiological characteristics of Japanese encephalitis(JE) during the period from 1972 to 2003. Methods Database of epidemic situation of Japanese encephalitis during 1972～2003 in Anren County were established and analyzed by SPPS 10.0 software. Results The differences of the inter-year incidence were significant(χ 2=456.5, P<0.01) , and the mean incidence rate of JE was 7.62/10 5; The children aged from 0～5 were major subject population attacked by JE. There were obviously seasonal differences, the disease occurred most frequently from July through August. Conclusion The inoculation of JE vaccine is an effective control measure, the planned vaccination of children aged from 0～5 is never overemphasized.
Practical Preventive Medicine