目的:探讨运动员龋齿的危险因素。方法:在现况调查基础上采用病例对照研究,通过logistic回归分析,分析与运动员龋齿可能相关的因素。结果:与运动员龋齿相关的因素包括口腔卫生、饮食习惯、错畸形和进入职业队年龄。结论:口腔卫生差、过频摄入含糖饮料、年龄过小进入职业队和错畸形易造成运动员龋齿。 Objective: To explore the risk factors of dental caries in athletes. Methods: A case-control study was conducted on the basis of the current situation survey and logistic regression analysis was used to analyze possible factors related to the dental caries in athletes. RESULTS: Factors related to athletes’ dental caries included oral hygiene, eating habits, malocclusion and occupational team age. Conclusions: Poor oral hygiene, excessive intake of sugary drinks, too young age to enter the occupational team and malformations tend to cause tooth decay in athletes.