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儿童智力低下是危害儿童身心健康最严重的疾病之一,调查智力低下的现状,探索其流行因素,明确其主要病因,从而制定智力低下的防治措施是很有必要的。因此,我们分别对本地区部分0～14岁儿童进行了智力低下的流行病学调查。现将结果综合报告如下。材料与方法一、抽查对象:三个地区共调查0～14岁儿童41234人,其中上海4166人,河南35713人,温岭
Children’s mental retardation is one of the most serious diseases endangering children’s physical and mental health. It is necessary to investigate the current situation of mental retardation, explore its prevalence factors, clarify its major causes, and make mental retardation prevention and control measures. Therefore, we conducted a survey on the prevalence of mental retardation among some children aged 0-14 in the region. Now the results of a comprehensive report as follows. MATERIALS AND METHODS A. Spot checks: A total of 41234 children aged 0-14 years were surveyed in three regions, including 4166 in Shanghai, 35,713 in Henan and Wenling