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笔者统计分析了450例口腔修复病例,修复年龄14～88岁,其中男187人,女263人。工人患者占39.3％,干部占38.4％,农民仅占10.7％。缺失原因:龋病是失牙的主要原因,占70.2％,牙周病与外伤次之,分别占13.3％和12.1％。修复设计情况:①缺失分类:按Kennedy氏分类,第Ⅲ类占局部义齿修复的49.5％,第Ⅳ类占31.6％。在个别牙缺中,第一磨牙最多,占62％。②修复设计:可摘义齿占66.9％,固定义齿仅占5.6％,桩、甲冠分别占11.6％和5.1％。
The author statistically analyzed 450 cases of oral repair, repair age 14 to 88 years old, of which 187 were males, 263 females. Workers accounted for 39.3% of patients, cadres accounted for 38.4%, only 10.7% of farmers. Causes of missing: dental caries is the main reason for tooth loss, accounting for 70.2%, followed by periodontal disease and trauma, accounting for 13.3% and 12.1%. Repair design: ① missing classification: According to Kennedy's classification, the third category accounted for 49.5% of the local prosthesis, the fourth category accounted for 31.6%. In the individual missing, the first molars, accounting for 62%. ② repair design: Removable denture accounted for 66.9%, fixed denture accounted for only 5.6%, piles, a crown accounted for 11.6% and 5.1%.