Evaluation on the effect of intensive immunization of measles vaccine in Lanshan

[Objective]To improve measles control work in Lanshan. [Methods ]Intensive immunization on measles has been conducted on 8 months - 14 - year - old children in this area in 1999 and the immunization coverage rate of measles vaccine (MV) was 97.38 % . IgM antibody of measles was tested with ELISA and IgG antibody was examined with HI test. [ Results ] The positive rate of measles antibody among children was 100%, GMT increased from 1:5.56 to 1:52.68. The epidemiological observation shows that the measles was under control after the intensive immunization. The morbidity rate decreased by 97.53% compared with 1999, with only 0.75/100,000 two years after the vaccine taking. Among the 79 cases of suspected measles, 16 cases showed positive measles IgM (20.25% ), 12 cases showed positive rubella IgM (15.19% ) . [Conclusion]The intensive immunization of measles vaccine has significant effect on measles control.