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作 者:周荣华[1] 乔淑田[1] 赵君[1] 贾丽辉[1] 刘秋芝[1] 姚光俊[1] 徐栋[1]
机构地区:[1]河北省疾病预防控制中心碘缺乏病与克山病防治科,河北石家庄050011
出 处:《中国地方病学杂志》2003年第4期342-343,共2页Chinese Jouranl of Endemiology
摘 要:目的 掌握河北省碘缺乏病病情与人群碘营养状况 ,发现可能存在的问题。方法 监测点的选择采用单纯随机抽样方法。结果 12 0 0名学生的甲状腺肿大率 (甲肿率 )为 4.9% ,按学生数加权后的甲肿率为5.15% ,剔除 2个高水碘监测点数据 ,加权后的甲肿率为 4.7% ;学生尿碘中位数为 2 46.2μg/ L ,<10 0μg/ L的样本数占 16.9% ,各年龄组学生尿碘水平及频数分布差异均无显著意义。全省居民户碘盐覆盖率和合格碘盐食用率分别为 97.3 %、92 .2 %。水碘含量 <10μg/ L的样本数占 52 .9% ,>3 0 0μg/ L的样本数占 5.7%。结论 河北省8~ 10岁学生碘营养状况良好 。Objective To master the state of iodine defic iency disorders and iodine nutrition after gaining a stage elimination of iodine deficiency disorders, and to find out the probable problems.Methods Simple random sampling was used to choose surve illance counties.Results The goiter rate among 1200 school-children age d 8~10 years was 4.9%;after weighting,the goiter rate wass 5.15%;after removing the data of surveillance counties with high water iodine,the goiter rate was 4.7 %. The median urinary iodine was 246.2μg/L,the percentage less than 100 μg/L w as 16.9%, and the differences between the age groups in urinary iodine levels an d frequency distribution were all not significant.The iodized-salt coverage rat e and qualified iodized-salt ingesting rate in the citizens in Hebei province w ere 97.3%,92.2% respectively.Among 70 water specimens,the percentage lower than 10 μg/L was 52.9%, and the percentage higher than 300 μg/L was 5.7%. Conclusions Children aged 8~10 years are in good iodine nutritional status,and the state of iodine deficiency disorders remains stable.
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