Cephalometric Requirements for Normodivergent Group

Ideal Values

Acceptable Values

Angle

SD Range

Value Range

SD Range

Value Range

SN-GoGn

−1 to +1

24.3˚ to 35.3˚

-

-

Y-axis

−1 to +1

62.8˚ to 70.2˚

+1 to +1.5

70.2˚ to 72.05˚

PP-GoGn

−1 to +1

16.3˚ to 27.5˚

+1 to +1.5

27.5˚ to 30.3˚

Ar-Go-Me

−1 to +1

118.5˚ to 129.3˚

+1 to +1.5

129.3˚ to 132˚