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流行性乙型脑炎(简称乙脑),自1958年从血清学上证实本病在我县存在后,历年来均有不同程度的发生和流行,据1963～1970年统计,年发病率在14.67～64.68/10万之间;病死率也高达12.0～24.0%,严重危害儿童身体健康。为了控制乙脑的发生与流行,我县自1966年在部分公社首次开展了乙脑疫苗接种的试点观察,并从1971年起,逐渐扩大本疫苗的使用范围,为了更好地探讨乙脑疫苗接种后的反应与效果,我们做了一些观察,现将结果报告如下:
Japanese encephalitis (JE), since 1958 from the serological confirmed the existence of the disease in our county over the years have varying degrees of occurrence and prevalence, according to statistics from 1963 to 1970, the annual incidence of 14.67 ~ 64.68 / 100,000; the case fatality rate was also as high as 12.0 ~ 24.0%, seriously endangering children’s health. In order to control the occurrence and prevalence of Japanese encephalitis, our county has conducted the first pilot trial of Japanese encephalitis inoculation since 1966 in some communes. Since 1971, the scope of its use has been gradually expanded. In order to better understand the role of Japanese encephalitis vaccine After inoculation reaction and effect, we made some observations, the results are reported as follows: