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目的 了解不同地区儿童碘营养状况在全民食盐加碘前后有何变化。方法 对安徽省大别山、巢湖缺碘地区及合肥市学龄儿童在全民食盐加碘前及全民食盐加碘一年后进行碘营养状况调查。结果 全民食盐加碘前已进行了长期碘盐防治碘缺乏病工作的大别山区儿童尿碘中位数由269.1μg/ L 升至全民食盐加碘后的3920μg/ L,甲肿率由24% 下降至144% 。巢湖组儿童尿碘中位数由全民食盐加碘前192μg/ L 升至全民食盐加碘后的3840μg/ L,甲肿率由541% 降至206% 。合肥市儿童尿碘中位数由全民食盐加碘前792μg/ L 升至全民食盐加碘后的2688μg/ L,甲肿率由40% 升至75% 。全民食盐加碘一年后3个地区儿童尿碘超过100μg/ L 者均占95% 以上。结论 全民食盐加碘后不同碘营养地区儿童均在一个碘充足的状态,补碘效果明显。
Objective To understand the iodine nutrition status of children in different regions before and after the change of salt in the world. Methods The status of iodine nutrition in Dabie Mountain of Anhui Province, iodine deficiency area of Chaohu Lake, and school-age children in Hefei City was investigated one year after iodization of salt from the whole people and iodization of salt from the whole people. Results The median urinary iodine of children in the Dabie mountainous area, where long-term iodized salt was iodized before iodization, was raised from 269.1 μg / L to 3920 μg / L after salt iodization by the whole people. The rate of 24% down to 14 4%. The median urinary iodine of children in Chaohu group increased from 192 μg / L before national salt iodization to 3840 μg / L after national salt iodization, and the rate of goiter from 541% to 206%. The median urinary iodine of children in Hefei rose from 792 μg / L before the national salt plus iodine to 2688 μg / L after the national salt plus iodine, and the rate of goiter from 40% to 75%. One year after universal salt iodization children in three areas more than 100μg / L urinary iodine accounted for more than 95%. Conclusion All children in different regions of iodine nutrition after salt iodization are in an adequate iodine state, and iodine-supplementing effect is obvious.