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目的了解国产腮腺炎疫苗的保护情况。方法按《流行性腮腺炎诊断标准及处理原则》(GB-17016-1997)采取统一的个案调查表,对荆门市某小学所有流行性腮腺炎病例进行流行病学调查,免疫史资料来源于学生免疫预防接种证。结果该小学有学生746人,发病39例,腮腺炎罹患率为5.23%;接种腮腺炎疫苗学生的罹患率明显小于未接种腮腺炎疫苗学生的罹患率,差异有统计学意义(χ2=14.72,P<0.01);腮腺炎疫苗的保护率为73.98%,效果指数为3.84;接种腮腺炎疫苗后再患病,其临床症状轻。结论国产腮腺炎疫苗能有效地保护易感人群。
Objective To understand the protection of mumps vaccine in China. Methods According to the diagnostic criteria and treatment principles of mumps (GB-17016-1997), a unified case-based questionnaire was used to conduct epidemiological investigation of all mumps cases in a primary school in Jingmen Municipality. The data of the immunization history were obtained from students Immunization vaccination certificate. Results There were 746 students in the primary school, with 39 cases and mumps attack rate of 5.23%. The incidence of mumps vaccine vaccination students was significantly lower than that of the unvaccinated mumps vaccine students (χ2 = 14.72, P <0.01). The protection rate of mumps vaccine was 73.98%, and the effect index was 3.84. The symptoms of mumps vaccine were low and the symptoms were mild. Conclusion Domestic mumps vaccine can effectively protect the susceptible population.