Research Article
The Relationship between Personality Profiles and the Esthetic Perception of Orthodontic Appliances
Table 6
Differences in the personality traits according to the smile evaluation by laypeople in Figure
1.
| Personality traits | Smile evaluation | N | Mean | Standard deviation | F | df | p | ɳ2 |
| Neuroticism | Ugly | 2 | 31.50 | 0.71 | 0.84 | 3 318 | 0.472 | 0.008 | Neutral | 87 | 25.38 | 8.02 | Beautiful | 202 | 24.35 | 8.69 | Very beautiful | 31 | 23.71 | 9.36 |
| Extraversion | Ugly | 2 | 19.00 | 4.24 | 4.85 | 3 318 | 0.003 | 0.044 | Neutral | 87 | 29.62 | 5.68 | Beautiful | 202 | 29.95 | 5.69 | Very beautiful | 31 | 32.65 | 5.77 |
| Openness | Ugly | 2 | 26.00 | 1.41 | 3.90 | 3 318 | 0.009 | 0.035 | Neutral | 87 | 28.39 | 5.05 | Beautiful | 202 | 29.08 | 4.90 | Very beautiful | 31 | 31.84 | 5.79 |
| Agreeableness | Ugly | 2 | 23.50 | 3.54 | 3.03 | 3 318 | 0.03 | 0.028 | Neutral | 87 | 33.21 | 4.14 | Beautiful | 202 | 33.44 | 4.69 | Very beautiful | 31 | 33.52 | 5.83 |
| Conscientiousness | Ugly | 2 | 32.50 | 12.02 | 0.45 | 3 318 | 0.719 | 0.004 | Neutral | 87 | 34.91 | 5.78 | Beautiful | 202 | 34.86 | 5.81 | Very beautiful | 31 | 36.00 | 7.05 |
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N = frequencies; F = ANOVA; df = degrees of freedom; p = significance; ɳ2 size effect.
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