15年前,中国是世界上缺碘最为严重的国家之一,7亿多人口缺碘,曾占到世界碘缺乏病人群的40%。1994年,加碘盐政策在中国强制推行。然而,2009年2月公布的《全国碘盐监测工作简报》将中国“碘情”的复杂性公布:“在重点防范(碘缺乏病)省区内外,近年来水碘和重点人 Fifteen years ago, China was one of the countries with the most iodine deficiency in the world. Over 700 million people lacked iodine and accounted for 40% of the world’s population of iodine deficiency disorders. In 1994, iodized salt policy was enforced in China. However, in February 2009, the ”Briefing on National Iodized Salt Surveillance“ published the complexity of China’s ”iodine situation“: ”In the key prevention (iodine deficiency disorders) provinces and regions, in recent years, water iodine and key people