高州市食盐加碘对消除碘缺乏病的效果分析

目的了解儿童尿碘水平、甲状腺肿大率,评价食盐加碘对高州市消除碘缺乏病的效果。方法 2010年在高州市按地理分布分层随机抽取居民食用盐进行含碘量测定,从5所小学中随机抽取8～10岁儿童100名、400名分别进行尿碘测定和甲状腺肿检查。食盐含碘量、尿碘和甲状腺肿的检查均按标准方法进行。结果抽取288份居民食用盐,属于加碘盐285份,碘盐覆盖率为98.96%,碘盐合格率为99.30%（283/285）,合格碘盐食用率为98.26%（283/288）。100名儿童尿碘大于100μg/L有91人,占91%,中位数为290μg/L;检查400名儿童的甲状腺,仅发现Ⅰ度肿大8人,甲状腺肿大率为2%。150名儿童对IDD知识问卷调查回答全部正确,知晓率达100%。结论高州市通过对居民食盐加碘,达到了国家消除碘缺乏病的标准。

Using the iodized salt to reduce iodine deficiency disorders in Gaozhou city

Objective To valuation the impact of using iodized salt iodize to eliminate iodine deficiency disorders （IDD）. Methods According to the geographical distribution, table salts were randomly sampled in Gaozhou, 2010. 400 children were examined for the degree of goiter, and the urinary iodine contents from 100 children aged 8-10 were measured. Resets 288 salt samples were analyzed and 285 （98.96%） were iodized salt. 283 samples （98.26%） were qualified iodized salt. 91 children had a urinary contents of iodine greater than 100 μg/L, and the median concentration of iodine was 290 μg/L. Only one child had Grade 1 goiter. Questionnaire type survey on IDD was conduction in 150 children and all of the children had the knowledge of goiter. Conclusion The use of iodized salt iodize in Gaozhou city has attained the national target.