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旌德县地处黄山东北麓,县境中北部河谷地带地势低平,东西部山丘较多,海拔220.2m。居民主食大米,部分山区为玉米、小麦等。疏菜多为白菜、萝卜,进食少量海产品。饮用水有河水、井水和山涧小溪水,卫生状况一般,无明显工业废水污染。为调查地方性甲状腺肿(简称地甲病)与地方性克汀病(简称地克病)在我县的流行范围、发生强度、流行特点和致病因素,以制定防治措施,于1982年10月按全国《地甲病防治工作标准》在全县范围内以乡为单位对7～14岁中小学生,进行一次以甲状腺大小为主要指征的流行病学调查。接着按轻、中、重流行区,设三个整群抽样调查点,每个点需查4,333
Jingde County is located in the northeast of Huangshan, the central and northern valleys in the county low-lying, more hills east and west, elevation 220.2m. Residents staple rice, some mountains of corn, wheat and so on. Vegetables mostly cabbage, radish, eat a small amount of seafood. Drinking water is river, well water and stream streams, health status in general, no obvious industrial wastewater pollution. In order to investigate the prevalence of endemic goiter and endemic cretinism in our county, the intensity, prevalence and pathogenic factors occurred in order to draw up control measures. In 1982, 10 Month according to the national “prevention and treatment of endemic disease” in the county within the county as a unit of 7 to 14-year-old primary and secondary students, conducted a thyroid size as the main indication of epidemiological investigation. Followed by the light, medium and heavy areas, set three cluster sampling survey points, each point to check 4,333