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采用容量比例概率抽样法（简称PPS法）对我区的IDD防治现状进行了调查。8～10岁儿童甲状腺肿大率为45．67％，尿碘中位数为90．10μg／L，合格碘盐食用率为28．2％。结果表明我区仍属于IDD严重高危地区。
The method of capacity proportional probability sampling (PPS) was used to investigate the status of IDD in our district. The prevalence of goiter in children aged 8-10 years was 45.67%, the median urinary iodine was 90.10μg / L, and the eating rate of qualified iodized salt was 28.2%. The results show that my area is still IDD serious high-risk areas.