Subchondral Bone Plate Thickening Precedes Chondrocyte Apoptosis and Cartilage Degradation in Spontaneous Animal Models of Osteoarthritis

Table 2

Correlation between chondrocyte apoptosis and both cartilage degradation and Sb parameters.

	Caspase-3
	𝑟	𝑃
Microscopic score	0.4	<0.01
BMD Sbp	0.2	<0.05
BMD Tb	0.1	<0.05
SbpTh	0.2	<0.05
BV/TV	0.1	>0.05
Tb.Th	0.1	>0.05
Tb.N	0.02	>0.05
Tb.Sp	0.1	>0.05
Tb.Pf	−0.02	>0.05