Table 2.
Correlations between inflammatory cytokines and pain scoring systems
| IL-1β | IL-6 | TNF-α | M-CSF | |
|---|---|---|---|---|
| VAS | −0.280* | − 0.272* | − 0.249* | 0.018 |
| NRS | −0.203 | − 0.186 | − 0.270* | −0.019 |
| WOMAC Pain | 0.185 | −0.139 | −0.186 | − 0.044 |
| Neuropathic Pain | −0.019 | − 0.034 | −0.115 | − 0.001 |
NRS numeric rating scale; VAS visual analog scale; WOMAC Western Ontario and McMaster Universities Osteoarthritis Index; IL-1β interleukin 1β; IL-6 interleukin 6; TNF-α tumor necrosis factor α; M-CSF macrophage colony-stimulating factor. * p < 0.05 ** p < 0.01.