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Relations between Content of Pb in Blood and IQ of Children
Author(s): 
Pages: 31-34
Year: Issue:  9
Journal: GUANGDONG TRACE ELEMENTS SCIENCE

Keyword:  血铅智商儿童;
Abstract: 从广州市天河区10所幼儿园的800名儿童中筛选出78例智商IQ值较低的儿童进行了血铅含量测定.结果表明,IQ值在80左右的儿童,其血铅含量的平均值为0.24±0.008 mg/L,显著高于正常对照组(0.192±0.027 mg/L),P<0.05.相关性分析表明,儿童IQ值与血铅含量呈负相关,P<0.001,r=-0.864.
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