Independent variables | Univariable Cox regression | Multivariable Cox regression | ||||||
---|---|---|---|---|---|---|---|---|
HRa | 95% CI | p-value | HR | 95% CI | p-value | PIb | 95% CI | |
Age | Â | Â | Â | Â | Â | Â | Â | Â |
<50 yrs | 1(ref) | Â | Â | Â | Â | Â | Â | Â |
≥50 yrs | 0.99 | 0.78–1.26 | 0.9 |  |  |  |  |  |
Gender | Â | Â | Â | Â | Â | Â | Â | Â |
Female | 1(ref) | Â | Â | Â | Â | Â | Â | Â |
Male | 0.79 | 0.64–0.99 | 0.04* | 0.77 | 0.62–0.97 | 0.03* | 0.56 | 0.51–0.62 |
Employment status | Â | Â | Â | Â | Â | Â | Â | Â |
Temporary agency | 1(ref) | Â | Â | Â | Â | Â | Â | Â |
Loss of employment contractc Unemployed | 0.56 0.52 | 0.31–1.02 0.30–0.91 | 0.06 0.02* | 0.48 0.47 | 0.26–0.90 0.27–0.84 | 0.02* 0.01* | 0.68 0.68 | 0.53–0.79 0.54–0.79 |
Psychological symptomsd | Â | Â | Â | Â | Â | Â | Â | Â |
Mild-to-moderate | 1(ref) | Â | Â | Â | Â | Â | Â | Â |
Severe | 0.63 | 0.46–0.85 | 0.003* | 0.64 | 0.46–0.87 | 0.005* | 0.61 | 0.53–0.68 |
RTW self-efficacye | Â | Â | Â | Â | Â | Â | Â | Â |
High | 1 | Â | Â | Â | Â | Â | Â | Â |
Low | 0.80 | 0.60–1.07 | 0.1 | 0.86 | 0.63–1.17 | 0.3 | 0.54 | 0.46–0.61 |
Study | Â | Â | Â | Â | Â | Â | Â | Â |
Co-Work | 1 (ref) | Â | Â | Â | Â | Â | Â | Â |
Brainwork Cohort | 0.95 0.96 | 0.73–1.23 0.71–1.31 | 0.7 0.8 |  |  |  |  |  |
Study allocation | Â | Â | Â | Â | Â | Â | Â | Â |
Intervention | 1 (ref) | Â | Â | Â | Â | Â | Â | Â |
Control Cohort | 0.87 0.93 | 0.68–1.12 0.70–1.24 | 0.3 0.6 |  |  |  |  |  |