【摘要】 目的 了解实施全民食盐加碘措施后白云区居民户食用碘盐的情况。 方法 2004～2005年共抽取18个监测点，每个监测点抽取32个食用加碘盐用户，共抽取576户样品，用直接滴定法测定盐碘含量。 结果 2005年与2004年的监测结果比较显示:非碘盐率由29.9%下降至15.6%(P<0.05);碘盐覆盖率由70.1%上升至84.4%(P<0.05);碘盐的合格率由91.6%上升至97.1%(P<0.05)，均高于全国加碘盐碘含量抽查的合格率(76.0%);合格碘盐食用率由64.2%上升至81.9%(P<0.05)。 结论 提高碘盐合格率及食用率，确保居民食用合格加碘盐，才能科学地防治碘缺乏病。

    【关键词】 人群监测;氯化钠，膳食

    【Abstract】 Objective To explore the status of consumption and quality of iodine-added-salt in house-hold of Baiyun district after the implementation of the universal salt iodization.Methods Totally18surveillance sites were fixed on as investigated area from2004to2005，576samples of iodine-added-salt in household were taken and the iodine content was detected by titration neutralization.Results The rate of non-iodinated salt was declined from29.9%to15.6%(P<0.05) ......