Table 9 Stepwise multiple regression analysis with disability (DI), emotional distress (HSCL-10), and perceived psychological and social factors at work as predictors and FABQ-W as the dependent variable in sick-listed patients with neck or back pain, controlling for age, gender and occupation
Step | Independent variables | β | 95% CI for β | p value | R2(%) |
|---|---|---|---|---|---|
1 | Age (increase of 9.8 yr)† | -1.15 | -2.15 to -0.15 | 0.02* | 9 |
Gender (men vs. women) | 3.11 | 1.04–5.18 | 0.003* | ||
High-skilled white-collar (vs. blue-collar) | -3.92 | -6.24 to -1.59 | 0.001* | ||
2 | Age (increase of 9.8 yr)† | -1.03 | -1.98 to -0.08 | 0.03* | 18 |
Gender (men vs. women) | 3.64 | 1.67–5.62 | < 0.001* | ||
High-skilled white-collar (vs. blue-collar) | -3.68 | -5.89 to -1.46 | 0.001* | ||
DI (increase of 13.4 pts)† | 1.09 | 0.001–2.17 | 0.05* | ||
HSCL-10 (increase of 0.57 pts)† | 2.41 | 1.33–3.49 | < 0.001* | ||
3 | Age (increase of 9.8 y.)† | -0.46 | -1.32 to 0.40 | 0.29 | 39 |
Gender (men vs. women) | 2.94 | 1.14 to 4.74 | 0.001* | ||
High-skilled white-collar (vs. blue-collar) | -1.98 | -4.05 – 0.10 | 0.06 | ||
DI (increase of 13.4 pts)† | 1.10 | 0.15–2.05 | 0.02* | ||
HSCL-10 (increase of 0.57 pts)† | 1.06 | 0.06–2.07 | 0.04* | ||
Job control (increase of 2.16 pts)† | -1.48 | -2.45 to -0.50 | 0.003* | ||
Job support (increase of 2.48 pts)† | 1.45 | 0.45–2.45 | 0.005* | ||
Demand for physical endurance (vs. seldom or never) | 6.49 | 4.73–8.25 | < 0.001* | ||
Job reward quartile 3 (vs. reward cat. 1) | -2.98 | -5.03 to -0.93 | 0.004* | ||
Job reward quartile 4 (vs. reward cat. 1) | -4.48 | -6.91 to -2.05 | < 0.001* | ||
Overcommitment (increase of 3.76 pts)† | 2.13 | 1.19–3.07 | < 0.001* |