Table 4.
Backward stepwise multiple regression analysis of the relationship between the change in neuropathic pain scores and the change in inflammatory mediators
| Outcome variable | Predictor variables | b | SE-b | Beta | t | p value | Tolerance | VIF |
|---|---|---|---|---|---|---|---|---|
| Sensory | IL-2 | −1.386 | .483 | −0.73 | −2.87 | 0.01 | 0.51 | 1.97 |
| (R = 0.69, R 2 = 0.47) | IFN-y | .179 | .081 | 0.54 | 2.21 | 0.04 | 0.52 | 1.91 |
| PGE2 | .022 | .008 | 0.53 | 2.79 | 0.01 | 0.92 | 1.08 | |
| Affective | PGE2 | .02 | .01 | 0.56 | 2.85 | 0.01 | ||
| (R = 0.56, R 2 = 0.31) | ||||||||
| Sensitivity | IL-1B | 9.67 | 4.93 | 0.49 | 1.96 | 0.07 | 0.49 | 2.05 |
| (R = 0.72, R 2 = 0.51) | IL-2 | −1.49 | .49 | −0.67 | −3.07 | 0.01 | 0.65 | 1.54 |
| PGE2 | .02 | .01 | 0.38 | 1.8 | 0.09 | 0.69 | 1.45 | |