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目的:研究新疆个别正常维吾尔族青少年的微笑特征,为口腔正畸、正颌外科及口腔修复的临床诊断、治疗以及疗效评价提供参考依据。方法:以64名14～18岁(男27例,平均年龄16.26岁;女37例,平均年龄15.71岁)普通颜貌、个别正常的新疆维吾尔族青少年为研究对象,拍摄微笑时的颌面部正面照片,使用Photoshop CS4软件进行定点测量。结果:个别正常的维吾尔族青少年微笑时,低位微笑、中位微笑、高位微笑分别为19%,56%、25%。上切牙切缘与下唇不接触、接触、轻覆盖的分别占66%、25%、9%。男性微笑时暴露牙齿的数目为(8.89±1.80)颗,女性微笑时暴露的牙齿数目为(9.49±1.59)颗。正常维吾尔族青少年的笑容指数、牙龈暴露指数的性别差异具有统计学意义。结论:直观评价和比例分析可以应用于维吾尔族青少年微笑的分析。
OBJECTIVE: To study the smiling characteristics of Uygur adolescents in Xinjiang, and to provide a reference for the clinical diagnosis, treatment and evaluation of orthodontics, orthognathic surgery and oral repair. Methods: Sixty-four Uyghur adolescents aged 14-18 years (27 males, mean age 16.26 years; 37 females, average age 15.71 years old) with normal facial features and normal mules were studied. Frontal photos, using Photoshop CS4 software for fixed-point measurements. Results: When the Uygur teenagers with normal nostrils smile, the smile at the bottom, the smile at the middle and the smile at the top are respectively 19%, 56% and 25%. Upper incisors cut the edge and the lower lip does not touch, contact, light cover, respectively, 66%, 25%, 9%. The number of teeth exposed by the male was (8.89 ± 1.80) and the number of teeth exposed by the female was (9.49 ± 1.59). Normal Uygur adolescent smile index, gingival exposure index of gender differences were statistically significant. Conclusion: Intuitive evaluation and proportional analysis can be applied to the analysis of Uygur adolescent smile.