. 2021 Sep 13;4(3):e1170. doi: 10.1002/jsp2.1170

TABLE 3.

Pearson correlation (r) mechanical properties

	$Ε$ (MPa)	$σ_{y}$ (MPa)	ε_u (−)
$σ_{y}$ (MPa)	S: .934^* I: .965^*	—	—
ε_u (−)	S: −.301 I: −.382	S: −.282 I: −.305	—
ε_f (−)	S: −.450 I: −.671^*	S: −.278 I: −.719^*	S: .798^* I: .900^*

Ε

(MPa)

σ_{y}

(MPa)

ε_u (−)

σ_{y}

(MPa)

S: .934^*

I: .965^*

—

ε_u (−)

S: −.301

I: −.382

S: −.282

I: −.305

—

ε_f (−)

S: −.450

I: −.671^*

S: −.278

I: −.719^*

S: .798^*

I: .900^*

Note: S and I represent the superior and inferior vertebral endplate, respectively. $Ε$ , apparent modulus; $σ_{y}$ , apparent yield stress; ε_u, ultimate strain; ε_f, failure strain.

P <.05.