目的 了解唐山市8～10岁儿童体内碘水平现状,为该市的碘缺乏病防治工作提供科学依据.方法 在唐山辖区内按照随机抽样原则,对8～10岁儿童的尿碘浓度进行监测.结果 在14个县(市、区)共采取了8～10岁儿童的尿样1 501份进行监测,尿碘浓度中位数为230.7 μg/L,且尿碘浓度低于50 μg/L的人群比例仅为5.2%.其中11个县(市、区)中位数处于超适宜量水平,但同时部分儿童尿碘水平偏低.结论 14个县(市、区)儿童尿碘水平均达到了国家要求,建议适当下调食用盐中盐碘含量;同时加大防治工作力度,加强监测和加大健康教育力度,建议盐业部门加大打击私盐力度.%Objective To investigate the urinary iodine concentration in of children aged 8 - 10 years and present scientific evi-dence to the prevention of iodine deficiency disease in Tangshan. Methods 1 501 children aged aged 8 - 10 years were randomly sampled in 14 counties in Tangshan municipal area,and urinary iodine were determind. Results The median of urine iodine concentration was 230. 7 μg/L,and the propultion that the concentration less than 50 μg/L was only 5. 2%. Nearly all the median in 14 countries are greater than the suggested cut off and a small part of subjects measurement were less than the normal level. Conclusion All the 14 counties being assessed satisfied the national control standards for the children s urinary iodine concentration. We suggest that the iodine in salt be abated and stress the importance of surveillance and health promotion. We also suggest that smuggling salt be prohibited in market circulation by the salt management department.
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