Levels of antibodies of measles, mumps and rubella in children of Shaanxi

ObjectiveTo unde rstand an tibody levels of measles,rubella and mumps in healthy children of Shaanxi.MethodsTotally 225 blood samples from healthy children of 1-14 year old were assayed for antibodies of measles, rubella and mumps.ResultsThe positive rate of meas les was above 94%.The average geometric means of antibody titer for rubella and mumps were higher(27.74,28.94)among urban children of 1-2 years old with a decreasing trend as the increment of the children's age.The positive rates of rubella and mumps were lower among rural children of 1-2 years old and increased with the age.ConclusionThe immunity agains trubella and mumps is conside rably low in healthy children and the one year old children should be vaccinated in Shaanxi province.