Table 3.

Spearman correlation coefficients assessing relationships between mechanical properties and independent variables.

	Correlation coefficient for independent variables (r value)
	Thickness	Water content	Connectivity density	Total surface area	Trabecular volume ratio
Skull 1
Bending modulus	−0.82∗∗	−0.78∗∗	−0.31	−0.08	0.27
Bending strength	−0.60∗∗	−0.71∗∗	−0.015	−0.02	0.15
Skull 2
Bending modulus	−0.41∗	−0.59∗	−0.26	−0.43∗	0.41∗
Bending strength	0.03	−0.65∗∗	−0.35	−0.48∗	0.30

^∗ p < 0.05; ^∗∗ p < 0.001.