| Mild-degeneration | Severe-degeneration | P-value |
---|---|---|---|
Inflammatory markers | |||
 TNF | 1.307(1.204) | 8.96(3.216) | 0.018 |
 IL1-β | 0.421(0.501) | 0.405(0.217) | 0.951 |
 IL-6 | 0.828(0.471) | 0.996(0.734) | 0.738 |
 IL-8 | 0.440(0.501) | 0.266(0.180) | 0.490 |
 NOS2 | 3.388 (3.425) | 13.950 (8.111) | 0.081 |
 TGF-β | 2.76 (1.672) | 6.943 (2.859) | 0.064 |