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１９９６年６月，应用Ｂ超法检查了克拉玛依市区和独山子矿区的６３５名７～１４岁学龄儿童甲状腺体积。调查结果表明：克拉玛依市区３２３名７～１４岁学生甲状腺肿大率为１０．２％，独山子矿区的３１２名７～１４岁学生甲状腺肿大率４５．８％。本次调查所用Ｂ超法和触诊法的结果比较，触诊法漏诊率为５２．８％，误诊率为１６．１％。
In June 1996, the thyroid volume of 635 school-age children aged 7-14 years in Karamay urban area and Dushanzi mining area was examined by using B-mode ultrasonography. The survey results showed that the goiter rate of 323 students aged 7-14 in Karamay was 10.2%, and the rate of goiter among 312 7-14-year-old students in Dushanzi mining area was 45.8%. The results of B-mode and palpation methods used in this survey were 52.8% missed by palpation and 16.1% misdiagnosed.