Table 2.

Main effect contributions by facial location, race, age, and sex to measured mechanical properties. p values from linear mixed model (* p < 0.05).

Mechanical Property	Facial Location	Race	Age	Sex
Laxity	<0.0001 *	0.60	0.008 *	0.049 *
Stiffness	<0.0001 *	0.43	0.72	0.11
Elastic Deformation	<0.0001 *	0.85	0.68	0.02 *
Creep	<0.0001 *	0.96	0.04 *	0.14
Energy	<0.0001 *	0.67	0.84	0.049 *
Recovered deformation	<0.0001 *	0.13	0.175	0.09