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目的了解新疆哈密地区2008年麻疹疫情流行病学特征,分析一般人群麻疹免疫水平,探讨麻疹控制策略。方法对哈密地区2008年麻疹疫情发病资料进行流行病学特征分析。结果哈密地区2008年出现暴发和高度散发并存的麻疹疫情,共报告麻疹病例440例,发病率96.22/10万,是2007年同期的506.42倍;发病人群以19岁～成人和<4岁婴幼儿多见;报告病例中达到麻疹减毒活疫苗(MV)免疫月龄(≥8月龄)者374例,其中有MV免疫接种史的占19.25%,无免疫史、免疫史不详的分别占40.37%,40.37%。结论婴儿母传抗体水平不足和成人麻疹抗体水平低下,成人和婴幼儿已经成为麻疹的易感人群。
Objective To understand the epidemiological characteristics of measles in 2008 in Hami Prefecture of Xinjiang Uygur Autonomous Region, analyze the measles immunity level in general population and explore the control strategy of measles. Methods The epidemiological characteristics of measles epidemic in Hami area in 2008 were analyzed. Results A total of 440 measles cases were reported in Hami district in 2008, with an incidence of 96.22 / 100 000, which was 506.42 times of the same period of 2007. The incidence of the measles cases was 19 years old to adults and 4 years old infants In the reported cases, 374 immunized months (≥8 months) of live attenuated measles vaccine were received, of which 19.25% had immunization history of MV, no immunization history and 40.37 %, 40.37%. Conclusion Inadequate levels of maternal antibodies and low levels of adult measles antibodies in adults and infants have become susceptible populations of measles.