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本文调查了100名缺碘地区9—11岁小学生的智商、精神运动功能、学习成绩、血清微量元素、甲状腺激素及营养、家庭状况共26项指标,用电子计算机进行一元和多元逐步回归分析,对选出与智商关系最密切的因素作了讨论。
In this study, we investigated 26 items of IQ, psychomotor function, academic achievement, serum trace elements, thyroid hormones, nutrition and family status in 100 iodine-deficient primary school students aged 9-11. One-way and multiple stepwise regression analysis were performed with electronic computers. The factors that have the closest relationship with IQ are discussed.