Table 3.

The difference between skeletal class I and skeletal class II ($\overline{x}\pm \text{s}$).

Measurement landmark	Skeletal class I	Skeletal class II	P value
Co-Go	61.080 ± 4.690	57.527 ± 5.857	0.012
Ig-Men	29.655 ± 2.073	31.049 ± 29.40	0.039
Go-Me	83.524 ± 4.242	80.312 ± 3.413	0.002
CdM-CdD	19.045 ± 2.051	17.135 ± 2.528	0.002
GoR-Me-GoL	67.779 ± 4.516	70.586 ± 4.368	0.017
CoR-Me-CoL	50.694 ± 2.951	52.439 ± 2.661	0.019