Table 3.
Linear regression, dependent variable: knee pain at follow-up.
| Total model: df = 13; F = 2.76; p=0.005; R2 = 0.42 | B | Std. error | Beta | T | Sig. | CI lower | CI upper |
|---|---|---|---|---|---|---|---|
| Gender | 4.33 | 2.87 | 0.19 | 1.51 | 0.14 | −1.44 | 10.09 |
| NA (fu) | 0.77 | 0.32 | 0.32 | 2.41 | 0.02 | 0.13 | 1.41 |
| BSI-som | 0.90 | 1.09 | 0.20 | 0.82 | 0.41 | −1.29 | 3.09 |
| BSI-dep | −0.51 | 0.86 | −0.13 | −0.59 | 0.56 | −2.24 | 1.23 |
| BSI-anx | −0.94 | 1.13 | −0.22 | −0.83 | 0.41 | −3.21 | 1.33 |
| WOMAC A | 0.97 | 1.21 | 0.19 | 0.80 | 0.43 | −1.47 | 3.41 |
| WOMAC C | 0.89 | 1.34 | 0.18 | 0.67 | 0.51 | −1.80 | 3.59 |
| Physical functioning (SF-36) | 0.01 | 0.12 | 0.02 | 0.08 | 0.94 | −0.24 | 0.26 |
| Bodily pain (SF-36) | 0.17 | 0.14 | 0.27 | 1.17 | 0.25 | −0.12 | 0.45 |
| General health (SF-36) | −0.03 | 0.09 | −0.05 | −0.36 | 0.72 | −0.21 | 0.15 |
| Vitality (SF-36) | −0.02 | 0.10 | −0.03 | −0.19 | 0.85 | −0.21 | 0.17 |
fu: at follow-up; NA: negative affect; WOMAC A: knee pain; BSI-som: subscale somatization of the BSI; BSI-anx: subscale anxiety of the BSI; BSI-dep: subscale depression of the BSI.