Table 2.

Result of tests of between-subjects effects of age, number of missing teeth (with third molars), and sex on the centroid size (CS) variables.

Dependent Variable	Parameter	β coefficient	95% CI
			Lower Bound	Upper Bound	P value
ln(CS) cranial base	intercept	4.950	4.941	4.959	0.000
	age	0.002	0.001	0.003	0.000
	number of missing teeth	0.000	−0.001	0.001	0.839
	female (male: reference)	−0.029	−0.035	−0.023	0.000
ln(CS) maxilla	intercept	4.962	4.950	4.975	0.000
	age	0.006	0.005	0.007	0.000
	number of missing teeth	−0.003	−0.004	−0.002	0.000
	female (male: reference)	−0.027	−0.035	−0.019	0.000
ln(CS) mandible	intercept	5.254	5.241	5.268	0.000
	age	0.007	0.007	0.008	0.000
	number of missing teeth	−0.001	−0.002	0.000	0.142
	female (male: reference)	−0.041	−0.049	−0.032	0.000
ln(CS) whole facial configuration	intercept	6.200	6.189	6.210	0.000
	age	0.005	0.005	0.006	0.000
	number of missing teeth	−0.002	−0.003	−0.001	0.000
	female (male: reference)	−0.037	−0.044	−0.031	0.000