摘要
目的 分析汉族青年露龈笑的发生率和特征.方法 采用自设的露龈笑调查表,调查重庆医科大学1156名汉族青年微笑时露出8颗上前牙时露龈状况（无露龈笑2 mm以下,轻度露龈2～3mm、中度露龈3～4 mm、重度露龈＞4 mm）,比较男女、城乡汉族青年露龈笑发生率的差异.5位检查者对轻度、中度、重度露龈笑进行美观评价.结果 汉族青年露龈笑发生率为17.91％（207名）,其中轻度露龈笑发生率为10.03％（116名）,中度露龈笑发生率为6.22％（72名）,重度露龈笑发生率为1.64％（19名）.女性露龈笑发生率19.41％（172名）高于男性12.96％（35名）,差异有统计学意义（P＜0.05）;城市组与农村组露龈笑发生率差异无统计学意义（P＞0.05）.结论 汉族青年露龈笑发生率较高（17.9％）,且女性高于男性.重度露龈笑严重影响美观,应适当的进行治疗以改善自身形象.
Objective To investigate the incidence and characteristics of gummy smile in Han adolescents.Methods A self-imposed questionnaire of gummy smile was used.Gummy condition of 1156 Han people in Chongqing Medical University were measured when they smiled and displayed 8 maxillary anterior teeth.Smiles were divided into four categories （no gummy smile under 2 mm,gummy smile：mild 2-3 mm,moderate 3-4 mm,severe 〉4 mm）.To investigate incidence of gummy smile,the differences between women and man groups and urban and rural groups were compared.Five examiners evaluated esthetics of mild,moderate and severe gummy smile.Results Incidence of gummy smile in Han adolescents was 17.91% （207）.Incidence of mild,moderate and severe gummy smile were 10.03% （116）,6.22% （72） and 1.64% （19）,respectively.Incidence of gummy smile in women 19.41% （172） was higher than men 12.96% （35） （P〈0.05）.There was no statistical difference between urban and rural groups.Conclusions Incidence of gummy smile is high in Han adolescents with a greater prevelance in females as compared to males.Severe gummy smile affects the esthetics severely and needs for treatment in order to improve self-image.
出处
《中华医学美学美容杂志》
2015年第2期84-86,共3页
Chinese Journal of Medical Aesthetics and Cosmetology
关键词
露龈笑
汉族青年
发生率
Gummy smile
Han adolescents
Incidence
作者简介
通信作者：刘策励，E—mail：liuceli531@163．com
