Table 4.
Results from fixed-effects linear regression models examining relationships between bio-behavioral factors and pain (N = 71).
| Dimensions | Pain intensity | Pain interference | ||||
|---|---|---|---|---|---|---|
|
|
|
|||||
| Coefficient | t | p | Coefficient | t | p | |
| Depression (IDAS) | 0.778 | 4.66 | <0.001 | 1.371 | 5.95 | <0.001 |
| Anxiety (IDAS) | 0.723 | 4.79 | <0.001 | 1.260 | 6.00 | <0.001 |
| Intrusion (IES) | 0.270 | 1.35 | 0.181 | 0.526 | 1.82 | 0.071 |
| Avoidance (IES) | 0.314 | 1.55 | 0.123 | 0.354 | 1.20 | 0.231 |
| IL-6 (pg/mL) | 0.387 | 2.45 | 0.017 | 0.467 | 1.95 | 0.055 |
| IL-8 (pg/mL) | −0.038 | −0.21 | 0.831 | −0.224 | −0.85 | 0.399 |
| IL-10 (pg/mL) | 0.202 | 0.96 | 0.341 | −0.098 | −0.31 | 0.759 |
| TNF-α (pg/mL) | −0.022 | −0.07 | 0.946 | −0.278 | −0.55 | 0.581 |
Note: All models covaried for time since surgery. All predictors were standardized; therefore, coefficients represent the change in pain score for each 1 standard deviation increase in the predictors.