An Investigation on the Correlation between the Mechanical Properties of Human Skull Bone, Its Geometry, Microarchitectural Properties, and Water Content

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

; .