Epidemiological characteristics of class A and class B communicable diseases in Guangzhou from 2006 to 2010

Objective To analyze the epidemiological characteristics of class A and class B communicable diseases in Guangzhou,in order to provide references for communicable diseases control.Methods Class A and class B communicable diseases reported by the diseases reporting information system during 2006-2010 were analyzed with descriptive epidemiological method.Results There were 181 927 cases of class A and class B communicable diseases during 2006-2010.The average incidence rate(334.03 /10 5) was higher than Guangdong province and the national average level,and the overall incidence rate was decreasing.The top four class A and B communicable diseases were pulmonary tuberculosis(TB),viral hepatitis,syphilis and gonrrhea,accounting for nearly 90% of class A and class B communicable diseases reported each year.The measles incidence rate had decreased apparently.The incidence of communicable diseases was high in the Central Business District(CBD) and combination area of city and country.The range of the career was housekeeper,civilian worker,worker,and farmer.Conclusion Emphasis should be put not only on the control of pulmonary TB,viral hepatitis,syphilis and gonorrhea,but also on the imported infectious diseases.