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目的了解西北地区2009-2011年发热伴出疹症候群流行病学特征,以利于进一步开展发热伴出疹症候群的预防工作。方法采用描述性流行病学方法分析西北四省区2009-2011年发热伴出疹症候群的流行特征。结果发热伴出疹症候群的病原以病毒为主,主要是肠道病毒、水痘、麻疹和风疹病毒;发热伴出疹症候群年龄特征显示发病以0～15岁儿童为主;时间特征显示发病高峰是每年的4～10月。结论西北地区发热伴出疹症候群具有明显的年龄和时间特征,监测重点应放在15岁以下儿童和每年4～10月。
Objective To understand the epidemiological features of fever and rash in 2009-2011 in northwestern China so as to facilitate the further prevention of fever and rash syndrome. Methods Descriptive epidemiological methods were used to analyze the prevalence of fever with rash syndrome in the four provinces of Northwest China from 2009 to 2011. Results The main pathogen of fever with rash syndrome was virus, mainly enterovirus, chickenpox, measles and rubella virus. The age characteristics of fever with rash symptom showed that the incidence was mainly in children aged 0-15 years; the time characteristic showed that the peak incidence was April to October each year. Conclusion Fever and rash syndrome in Northwest China have obvious characteristics of age and time. Monitoring should focus on children under 15 years of age and from April to October each year.