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目的了解普及碘盐供应8年来焦作地区学生碘营养状况,评价现行碘缺乏病干预措施效果。方法采用专题调查与日常监测相结合,选择辖区6县(市)和焦作市区8-10岁学生,按方位随机抽样,用触诊和B超法检查学生甲状腺肿大情况,采集学生课间随意尿测定尿碘,收集学生自带食盐检测碘含量;并收集8年来各县(市)日常监测资料对比分析。结果普及碘盐供应后,8-10岁学生甲状腺肿大率逐年下降,2000年后一直稳定在4-5%之间,学生尿碘水平中位数为276.1μg/L,居民食盐碘含量均值为28.1±96mg/Kg。结论该地区碘缺乏病预防措施得到了落实,8-10岁学生碘营养充足持续稳定在基本消除标准之内。
Objective To understand the nutritional status of iodine in students in Jiaozuo in the past eight years and to evaluate the effect of the current interventions on iodine deficiency disorders. Methods By combining the special investigation and daily monitoring, we selected 6 districts (cities) of 6 districts and 8-10 years old students in Jiaozuo city. Random sampling was conducted according to the location. The students’ goiter was examined by palpation and B- Urinary iodine determination of urine, collecting students to bring their own salt iodine detection; and collection of eight counties (cities) daily monitoring data comparative analysis. Results After popularization of iodized salt supply, goiter rates of 8-10 year-old students decreased year by year, stable between 4-5% after 2000, and median of urinary iodine of students was 276.1 μg / L. The average iodine content of salt 28.1 ± 96 mg / Kg. Conclusion The preventive measures for iodine deficiency disorders in this area have been implemented. The adequacy of iodine nutrition among 8-10 year old students is basically within the standard of elimination.