自实施计划免疫-冷链运转以来,麻疹发病率在国内的文献报道有了大幅度下降〔1〕,但近年来局部地区麻疹的流行病学特点有别于传统的统计数字。为掌握北京市海淀区麻疹流行特征及其原因,给制订预防控制措施提供依据,我们对2006-2008年麻疹流行特征分析报告如下。1资料与方法1.1资 Since the planned immunization-cold chain operation, the incidence of measles has been reported in the domestic literature has dropped significantly [1], but in recent years, the epidemiological characteristics of measles in some areas are different from the traditional statistics. To understand the epidemiological characteristics of measles and its causes in Haidian District, Beijing, and to provide the basis for the formulation of prevention and control measures, we report on the epidemiological characteristics of measles in 2006-2008 as follows. 1 materials and methods 1.1 capital