Table 2.

Histopathological scoring of disc degeneration (Grade 0: 0, Grade 1: 1-5, Grade 2: 6-10).

Histopathological parameters	Score 0	Score 1	Score 2
Chondrocyte proliferation	0 (none)	1 (mild/moderate)	2 (intense)
Tears/clefts	0 (none)	1 (mild/moderate)	2 (intense)
Granular changes	0 (none)	1 (mild/moderate)	2 (intense)
Mucoid changes	0 (none)	1 (mild/moderate)	2 (intense)
Neovascularization	0 (none)	1 (mild/moderate)	2 (intense)