Evaluation on the supplementary immunization activity(SIAS) of the attenuated live measles vaccine(MV)

Objective To evaluate the implementation of the supplementary immunization activities(SIAS) of the attenuated live measles vaccine(MV) in Hubei's rural district in 2010.Methods Four hundred and seventy four children between 8 months and 4 years old were selected with multi-stage stratified cluster sampling in rural area of Hubei.The self-designed questionnaire about MV SIAS was used for field visit and questionnaire survey.SPSS 17.0 was applied for data analysis.Results The immunization coverage rate was 96.6%,the supplementary inoculation rate after massive immunization stage was 50.0%.The satisfaction rate of the parents for service attitude,environment and organization were 97.2%,96.7% and 97.8% respectively.Three children had never received any measles vaccination,accounting for 6‰.Conclusion The immunization coverage rate was 95%,reaching the expected target.Further effort is needed to increase the supplementary inoculation rate.Those children never received measles vaccination should be the priority population for the elimination of measles.