From: The maxillary incisor labial face tangent: clinical evaluation of maxillary incisor inclination in profile smiling view and idealized aesthetics
Inclination (°)
Median (dentists)
Median (laypeople)
70
5
4
75
80
2
2.5
85
1
90
3
3.5
95
6
100
7
105
9
8
110
10
115
11
120
12