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本文报告了应用流行性腮腺炎活疫苗对部分市属托幼机构儿童进行预防接种效果观察，结果表明接种后两年半的时间内接种组和对照组罹患率分别为１．８１％（１２／６３３）、１９．４０％（１２９／６６５），两组罹患率有显著性差异（Ｐ＜０．０５），疫苗保护率为９０．７０％。
In this paper, the effect of vaccination against mumps living in children in some municipal nurseries was reported. The results showed that the incidence of vaccination and control in two and a half years after inoculation were 1.81% (12 / 633) and 19.40% (129/665) respectively. There was a significant difference in the attack rate between the two groups (P <0.05). The vaccine protection rate was 90.70%.