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目的评价许昌市碘缺乏病防治效果,为制定和完善防治对策提供科学依据。方法按人口容量比例概率抽样方法(PPS),从不同方位随机抽取30所小学,每所学校抽取40名8～10岁儿童,检查儿童甲状腺肿大率、尿碘含量和学生家中食用碘盐合格率。结果监测1 280名8～10岁儿童甲状腺肿大率为4.76%,监测1 242名儿童尿碘水平,尿碘中位数为233.06μg/L,学生家中食用碘盐合格率为95.83%。结论实施全民食盐加碘干预措施以后,儿童甲状腺肿大率逐年下降,人群碘营养水平得到提高,碘缺乏病防治效果显著。
Objective To evaluate the effect of prevention and treatment of iodine deficiency disorders in Xuchang City and provide a scientific basis for formulating and improving prevention and treatment measures. Methods According to the PPS method, 30 primary schools were randomly selected from different directions. 40 children aged 8 to 10 were selected from each school to check the children’s goiter rate, urinary iodine content and the iodine content in their families rate. Results The prevalence of goiter in 1280 children aged 8-10 years was 4.76%. The urinary iodine level of 1 242 children was monitored. The median urinary iodine was 233.06 μg / L. The passing rate of iodized salt in students’ families was 95.83%. Conclusion After the intervention of universal salt and iodine intervention, the rate of goiter in children declines year by year, the level of iodine nutrition in the population is improved, and the prevention and treatment of iodine deficiency disorders is remarkable.