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A comparative study of the bracket bond failure between adults and adolescents receiving fixed orthodontic therapy
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- Author:
- No author available
- Journal Title:
- CHINESE JOURNAL OF STOMATOLOGY
- Issue:
- 3
- DOI:
- 10.3760/j.issn:1002-0098.2003.03.023
- Key Word:
- 正畸;锁槽;生存分析
Abstract： 目的探讨正畸治疗过程中成人与青少年患者锁槽脱落的差异及脱落原因.方法收集成人及青少年患者各30例,自开始固定正畸治疗1年内锁槽脱落的资料,采用生存分析,进行2样本之间关于患者依从性的比较.结果成人患者组的锁槽总脱落率低于青少年组,2组之间差异有显著性(P＜0.05);青少年组下前牙区锁槽脱落率最高,与成人组之间的差异有显著性(P＜0.05);进食过硬食物导致锁槽脱落的原因在构成比中最大.结论成人正畸患者医嘱依从性强于青少年,探究锁槽脱落原因及构成比有利于正畸医师提高临床矫治疗效.生存分析是统计锁槽脱落的有效方法.
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