From: The maxillary incisor labial face tangent: clinical evaluation of maxillary incisor inclination in profile smiling view and idealized aesthetics
Inclination (°)
Dentists (%)
Laypersons (%)
85
0
7
80
14
13
90
21
29
75
36
30
70
50
39
95
57
59
100
64
105
86
82
115
88
110
89
120
93