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我科于1983年对北京成年人进行了牙周病的调查。总结如下: 材料和方法 1.受检对象 我科选择北京市6个区,其中包括9个机关,7个工厂共4994人进行牙周病患病率的调查,其中男性2666人,女性2328人,年龄20～75岁,均为汉族。 2.检查工具 平面口镜,镊子,镰形尖探针和牙周探针。我们所使用的牙周探针是世界卫生组织推荐的。它的结构是在工作头顶端有直径为0.5mm的小圆球,距小圆球顶3.5mm开始有2mm宽的一条黑带,即表示5.5mm的刻度。 3.检查方法及诊断标准 我科根据世界卫生组织的调查方法和标准进行牙周情况的记载和诊断,简述如下: 将口腔分为6个区段:左侧尖牙到右侧
In 1983, our department conducted an investigation on periodontal disease in Beijing adults. Summarized as follows: Materials and methods 1. Subjects We selected six districts in Beijing, including 9 agencies, 79999 factories were 4 cases of periodontal disease prevalence survey, of which 2666 were males and 2328 females , Aged 20 to 75 years old, are Han. 2. Check the tool plane port mirror, tweezers, sickle tip probe and periodontal probe. The periodontal probe we use is recommended by the World Health Organization. Its structure is in the work of the top of the tip of a small ball 0.5mm in diameter from the top of the small ball 3.5mm start with a black belt width of 2mm, which means that the 5.5mm scale. 3. Inspection methods and diagnostic criteria Our department according to the World Health Organization survey methods and standards for periodontal records and diagnosis, summarized as follows: The oral cavity is divided into six sections: the left canine to the right