微笑动态:对斐济人和新西兰欧洲人的比较研究
Reginald Kumar1, Hisham Mohammed1, Fiona A Firth1
1Discipline of Orthodontics, Faculty of Dentistry, University of Otago, Dunedin, New Zealand.
Journal of oral rehabilitation
|April 25, 2024
概括
斐济人表现出比新西兰欧洲人更真诚的微笑,表现出更大的脸升高器 (AU6) 激活. 这项研究客观地量化了这些群体之间的微笑动态差异.
科学领域:
- 心理学 心理学 心理学
- 人类学是人类学.
- 人类行为人类行为.
背景情况:
- 斐济的"布拉微笑"在主观上以友好而闻名.
- 缺乏对斐济人的微笑动态的客观科学描述.
研究的目的:
- 客观地描述和比较斐济人和新西兰欧洲人的微笑动态.
- 调查微笑频率,持续时间,强度和真诚度的差异.
主要方法:
- 观察性研究比较了23名斐济人 (FJ) 和23名年龄/性别匹配的新西兰欧洲人 (NZ).
- 参与者观看了有趣的视频; 用软件记录和分析反应.
- 面部动作编码系统 (FACS) 评估了行动单元6 (AU6-脸提升器),AU12 (唇角拉拉器) 和AU25 (唇分开).
主要成果:
- 斐济人的微笑时间比新西兰的欧洲人长19.9% (p=.027).
- 在斐济群体中观察到AU6 (p<.001),AU12 (p=.008) 和AU25 (p=.005) 的平均强度明显更高.
- 在斐济人中发现了更高的AU6激活,这是真正的微笑的标记.
结论:
- 斐济人和新西兰人的微笑特征存在客观差异.
- 斐济人表现出更真诚的微笑,这表明杜纳标记物 (AU6) 的激活程度更高.
- 这项研究为斐济人的微笑的独特性提供了经验证据.
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