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1988年5～11月对地方性甲状腺肿轻、中、重流行区内的8～14岁516名维吾尔族学龄儿童进行了智力发育水平的调查。在轻病区查236名,平均IQ 85.03;中度病区查151名。平均IQ 81.58;重度病区查129名,平均IQ 79.02;不同病区均值比较有非常显著差异(P<0.01)。不同缺碘环境儿童IQ等级分布也有很大区别。轻病区高智力的分布明显较中、重病区为高,有显著差异(P<0.01)。智力低下(IQ<69)检出人数所占的比例轻、中、重依次为5.51％,9.94％,17.83％有非常显著差异(P<0.001)。
From May to November 1988, 516 Uighur school-age children from 8 to 14 years old in endemic goitre, moderate and heavy endemic areas were investigated for their mental development. In the light area 236, with an average IQ of 85.03; moderate ward check 151. Average IQ 81.58; 129 cases of severe disease investigation, the average IQ 79.02; different ward mean there is a very significant difference (P <0.01). IQ levels of children with different iodine deficiency distribution is also very different. The distribution of high intelligence in the light ward was significantly higher than that in the middle and severe wards (P <0.01). The proportion of people with mental retardation (IQ <69) was mild, moderate and heavy were 5.51%, 9.94% and 17.83%, respectively (P <0.001).