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陕西省麻疹流行病学分析及控制策略

Analysis on measles epidemiology and controling measures in Shaanxi province

  • 摘要: 目的 了解陕西省的麻疹流行病学特征,探讨控制策略。方法 对麻疹流行强度、地理和时间分布、病例年龄构成和免疫史进行描述流行病学分析。结果 陕西省2000~2005年麻疹年平均发病率为7.89/10万~19.29/10万,高于全国平均水平。病例分布广泛,3~6月为麻疹高发季节。2000~2006年<15岁儿童麻疹病例构成比为83.40%,19.56%的病例未接种过麻疹疫苗,有≥1次免疫史者占52.81%。结论 麻疹疫苗初免及时性存在问题,各市计划免疫状况和麻疹流行强度存在较大的差异。陕西省麻疹流行除有效接种率低的原因外,不排除疫苗对H1野毒株保护性不足的因素。

     

    Abstract: Objective In order to understand the measles epidemiological characteristics and achieve the goal for measles control.Methods To analyze epidemiological characteristics of measles with descriptive epidemiology.Results The average measles incidence in 2000~2006 was 2.69~19.29 cases per 100 000 population.The geographical distribution of measles cases was widely dispersed in most of Shaanxi province.Measles cases mainly were found from March to Jun.Cases mainly were children under 15 years old,accounting for 83.40%.52.81% of the cases were immunized and 19.56% without immunity.Conclusion Shaanxi province should improve the timely coverage rate of the first dose of measles vaccine.The incidence and pattern of age distribution were different among cities.Measles vaccine cannot induce adequate protective level to current epidemic strain.

     

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