Evaluation on Effect of Measles Attenuated Live Vaccine Supplementary Immunization Activities in Fujian Province in 2009

Objective To evaluate the effect of measles attenuated live vaccine(MV)supplementary immunization activities(SIAs)in Fujian province in 2009.Methods Comprehensively anslysing the data of the immunization coverage rate of MV SIAs,antibody level and the data of Measles Surveillance System.Results Total 5 544 453 targeted children of 8 months-14 years old were vaccinated,both reported and survey coverage were 95%,measles IgG antibody positive rate and the GMT level of the population immunized increased significantly.Measles incidence rate decreased to 96.03% after supplementary immuization activities.The measles annual incidence rate was 0.14/100 000 after immunization between Apr 2009 and Mar 2010.The cases aged ≥15 years have a significant increase,the proportion of cases reached by 50.98%.Conclusion The incidence of measles fell to 1/100 000 after MV SIAs In order to remain the achievements of SIA in Fujian province in 2009,the routine immunization coverage rate and continue follow-up campaign should be conducted in time.