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作者等1985年在湘西的一个地方克汀病(地克)流行区作了微量元素检测。样品取自该区水土及精神发育迟缓患者的头发。结果如下。 资料与方法 在湘西大庸地甲流行区石家峪村普查村民1136人,按泛美组织地克诊断标准,其中诊断为该症所致精神发育迟缓者82例,占7.22％,男31例,女51例,年龄5～54岁,此中25～34岁者超过半数,另选离石家峪最近而患病率最低的竹园坪村(800多村民,仅1例可疑地克患者)作非病区常人对照组。
The author in 1985 in western Hunan, a place cretinism (de gram) epidemic area for trace elements detection. Samples were taken from the hair of patients with water, soil and mental retardation in the area. The result is as follows. Materials and Methods In the western part of the Dayongjia plateau of western Hunan Province, 1136 villagers from Shijiayu Village were surveyed. According to diagnostic criteria of Pan American Organization for Disease Control and Prevention, 82 cases were diagnosed as mental retardation caused by this disease, accounting for 7.22%, 31 males , Female 51 cases, aged 5 to 54 years old, of which 25 to 34 years old more than half of the other election from Shijiayu the lowest prevalence of Chuk Yuen Ping Village (more than 800 villagers, only 1 case of patients with suspected grams ) For non-ward common control group.