Table 3.
Correlation between baseline biomarker levels and baseline pain/disability scores (n = 90)
| Biomarker | Pain | ODI | ||
|---|---|---|---|---|
| r | p | r | p | |
| NPY | .23 | .028 | .09 | .375 |
| E-Selectin | .22 | .043 | .17 | .108 |
| TNFα | .09 | .426 | .16 | .124 |
| SubP | .17 | .123 | .02 | .876 |
| RANTES | −.01 | .968 | −.09 | .422 |
| vitamin D | −.32 | .002 | −.16 | .137 |
| CRP | .37 | .000 | .16 | .122 |
NPY Neuropeptide Y, TNFα Tumor necrosis factor-alpha, SubP substance P, RANTES Regulated upon activation, normal t-cell expressed and presumably secreted, CRP c-reactive protein, r Spearman’s correlation coefficient, ODI Oswestry Disability Index score