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我国1995年开始实施全民食盐加碘,2 0 0 0年将食盐加碘量由2 0～6 0mg/kg调至(35±15 )mg/kg。为分析新标准对学龄儿童的碘营养水平的影响,我们对1995、1997、1999、2 0 0 2年进行的4次全省碘缺乏病监测和2 0 0 0年进行的一次随机抽样调查中儿童尿碘水平进行分析。现将结果报告
In 1995, China started to apply salt iodization to the whole country. In20000, iodized salt was changed from20mg / kg to60mg / kg to35 ± 15mg / kg. To analyze the impact of the new standard on iodine nutrition in school-age children, we conducted four provincial iodine deficiency disorders surveillance surveys in 1995, 1997 and 1999, and a randomized sample survey conducted in 2000 Urinary iodine levels in children were analyzed. Now report the result