三种材料修复老年人后牙重度磨损的疗效分析

目的 探讨3种充填材料修复老年人后牙重度磨损的疗效.方法 98例后牙重度磨耗的老年患者（患牙108颗）随机分为3组治疗：A组：玻璃离子水门汀充填患牙40颗；B组：复合树脂充填患牙36颗；C组：瓷嵌体修复患牙32颗.12个月后复诊,评价并比较三组疗效.结果 A成功率为60.0％,B组成功率为66.7％,C组成功率为87.5％;C组的疗效优于A组与B组,差异有统计学意义（P＜0.05）.结论 瓷嵌体修复老年人后牙重度磨耗的临床效果好,可在临床上推广.

Effect Analysis of Three Kinds of Material to Repair the Severe Attrition on Molar Teeth of the Aged People

Objective To evaluate the clinical effects of three kinds of filling material to repair the severe attrition on molar teeth of the aged people. Methods Ninety-eight elderly patients with severe attrition on molar teeth were randomly divided into three groups： group A： glass ion cement filling with teeth; group B： composite resin filling with teeth; group C： porcelain inlay repairing with teeth. The clinical effects were evaluated and compared after 12 months. Results The success rate was 87.5% of group C, significantly higher than 60.0% of group A and 66.7% of group B （both P〈0.05）. Conclusions The porcelain inlay to repair the severe attrition on molar teeth of the aged peo- ple has good clinical effect and is worthy of wider clinical application.