Analysis on the surveillance of measles in 2005 in Huai'an City and discussion on measles control strategies

Objective This present study was designed to analyze the data of the Measles Surveillance System in 2005 in Huai'an and discuss control strategies．Methods The data of the Measles Surveillance System in 2005 were statistically analyzed，and hemagglutination inhibition assay (HI) was adopted to determine measles antibody levels in healthy people．Results A total of 222 measles confirmed cases were reported from the Measles Surveillance System in 2005 in Huai'an，of which 47 were clinical confirmed eases and 175 were laboratory confirmed；the inci-dence rate was 4.34/lakh，with central tendency between April and June．The youngest onset age was only two months old while the oldest was 52 years old．60.81 ％ of all were non-vaccina-tion．There were two outbreaks accounting for 7.21％ of all reported cases．A total of 326 healthy people received HI antibody assay and the positive rate was 99.69％，and GMT，1:27.28．Conclu-sion Improving routine immunization rates and carrying out immunization campaigns are the dominant control measures of the measles epidemic，and the operation of measles surveillance sys-tem needs to be further improved．