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对高碘区居民食用合格碘盐后出现的一系列生理及儿童智力变化进行分析。结果为 :水碘在 2 0 0 μg/L以下村庄 8～ 1 2岁儿童可以提高智商 ,水碘在 2 0 0 μg/L以上村庄儿童食碘盐一年时甲状腺肿大率比食碘盐前增加 1 2 .67%。成年人也有不同程度的升高。结论 :水碘在 2 0 0μg/L以上的村庄人群不易食碘盐。
A series of physiological and children’s intelligence changes after eating iodine salt in high iodine area residents were analyzed. The results were as follows: Water iodine in children below 8 200 in village aged 8 to 12 years could improve IQ, while iodine in children above 200 μg / L in one year was higher than iodine Previous increase of 12.67%. Adults also have different degrees of increase. Conclusion: Water iodine in villages above 200 μg / L is not easy to eat iodized salt.