Prevalence of participants who have protective immunity to measles virus is less than ninety percent. Predictor of adequate measles antibody levels include the following : * History of measles infection * History of complete measles primary immunization( 2 doses with at least 1 month interval after age of 9 months) * History of measles exposure Predictor of inadequate measles antibody levels include the following : * Born outside Thailand * History of staying outside Thailand for long time in childhood * Living in the rural area for a long period in childhood * Fail to participate school system on time
Study Type
OBSERVATIONAL
Enrollment
550
Queen Saovabha Memorial Institute
Bangkok, Bangkok, Thailand
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