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目的探讨流行性腮腺炎疫苗的效力。方法选择已接种流腮疫苗但发生流腮爆发疫情的两所学校,使用疫情爆发调查和1∶2非匹配病例对照研究统计疫苗效力。结果叶家琪小学爆发和病例对照研究的疫苗效力分别为78.80%和81.36%,小洲小学爆发和病例对照研究的疫苗效力分别为75.76%和76.60%。结论流腮疫苗能够预防流腮发生。
Objective To investigate the efficacy of mumps vaccine. Methods Two schools that had been vaccinated with mumps vaccine but had outbreaks of cheek gourd were used to investigate the efficacy of the vaccine using an outbreak survey and a 1: 2 non-matched case-control study. Results The vaccine efficacy of the Ye Jiaqi primary school outbreak and the case-control study were 78.80% and 81.36% respectively. The vaccine efficacy of the primary outbreak and case-control study in Chau was 75.76% and 76.60% respectively. Conclusion Mumps vaccine can prevent the occurrence of mumps.