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目的分析甘肃省2005—2011年麻疹发病年龄特征,为制定消除麻疹策略提供依据。方法对甘肃省报告的麻疹病例年龄构成及不同年龄发病率做描述性流行病学分析。结果全省2005—2011年麻疹发病主要集中在小年龄人群,<15岁儿童发病占70.55%;各个地区麻疹病例年龄构成比例不尽相同,有3个市州<15岁儿童病例构成比例较高,平均均>80%;全人群中,年龄越小麻疹发病率越高,0岁组儿童麻疹发病率最高。结论近年来甘肃省麻疹发病年龄特征发生了较大变化,0岁组儿童病例构成上升明显,≥15岁病例构成有小幅升高。
Objective To analyze the age characteristics of measles in 2005-2011 in Gansu Province and provide the basis for formulating the measles elimination strategy. Methods Descriptive epidemiological analysis was made on the age distribution and incidence of measles cases reported in Gansu Province. Results The incidence of measles in 2005-2011 across the province was mainly in the younger population, with incidence of 70.55% in children <15 years of age. The proportions of measles cases in different regions varied from age to age, with a high proportion of children aged <15 years in three cities and prefectures , An average of> 80%; the whole population, the younger the higher the incidence of measles, 0-year-old children with the highest incidence of measles. Conclusion The age of onset of measles in Gansu Province has changed greatly in recent years. The incidence of measles in 0-year-old group increased significantly, and the case of ≥15 years old increased slightly.