三峡库区居民碘缺乏病现状调查

A prevailing survey on iodine deficiency disorders status in Zigui county of Three Gorge

目的 了解三峡库区秭归县碘缺乏病防治现状 ,为制定防治决策提供依据。方法 采用分层随机抽样法 ,对该地区居民户盐碘含量 ,8～ 10岁儿童甲状腺肿大率 ,居民和儿童尿碘水平进行现况调查。结果 42 5份居民户盐碘合格率 71.4% ;44 8名儿童甲状腺肿大率 4.2 % ;112名儿童和 130名居民尿碘中位数分别为 32 2 .10、2 96 .80 μg/L。结论 通过食盐加碘该地区儿童甲肿率和人群尿碘水平均达到了消除标准 ,居民户盐的碘盐合格率距消除碘缺乏病标准尚有一定差距 ,对此应予以重视。

Objective In order to know well the iodine deficiency disorders(IDD) status in Zigui county of Three Gorge,we conducted the field investigation in this area.Methods We undertook multistage stratified random sampling and investigated goiter among school children,UI levels,as well as the qualified salt rate in habitants.Results The qualified iodinated salt rate in the habitants is 71.4% among 425 household salt samples.The goiter rate is 4.2% among 448 school children.The median urinary iodine in 112 school children and 130 citizens are 322.1 μg/L and 296.8 μg/L,respectively.Conclusions Both the goiter rate of children and urinary iodine of population have reached the criteria for the sustainable elimination of IDD.But there are certain distance between the criteria and qualflied rate of iodized salt.