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对已供碘盐的碘缺乏病区的７～９岁学生加服不同剂量的碘油胶丸，以研究对这一组人群的补碘途径和方法。结果显示，投药１年和２年后投药组与对照组的甲状腺肿大率、学习成绩、体育成绩和尿碘值之间有极显著差异。且投药后第１年、第２年０．４ｇ组尿碘值明显高于０．２ｇ组，第２年甲状腺肿大率则反之。但２年中三组身高、体重，胸围之间差异无显著性。因此，对这一组人群的防治方法为每年口服０．２ｇ碘油胶丸１次或２年口服０．４ｇ碘油胶丸一次。
Iodine salt for iodine deficiency wards of 7 to 9-year-old students to take different doses of iodized oil capsules to study this group of population Iodization methods and methods. The results showed that there was a significant difference between goiter group, control group, goiter, school record and urinary iodine value after 1 year and 2 years of administration. And the first year after administration, the second year of 0.4g group, urinary iodine value was significantly higher than the 0.2g group, the second year of goiter rate on the contrary. However, there was no significant difference between the three groups in height, weight and chest circumference in 2 years. Therefore, the prevention and treatment of this group of people for oral administration of 0.2g iodized oil capsules 1 or 2 years orally 0.4g iodized oil capsules once.