Coefficients | Estimate | Scaled Est. | SEa | t-value | p-value | Â |
---|---|---|---|---|---|---|
Demographics | Â | Â | Â | Â | Â | Â |
 Gender | -0.106 | -0.715 | 0.803 | 0.890 | 0.374 |  |
 Age | -0.133 | -1.410 | 0.892 | 1.580 | 0.114 |  |
 BMI | -0.023 | -1.318 | 0.833 | 1.583 | 0.113 |  |
AEQ | Â | Â | Â | Â | Â | Â |
  APAS-se | -0.019 | -0.295 | 0.904 | 0.326 | 0.744 |  |
  APAS-sl | -0.067 | -0.980 | 0.889 | 1.102 | 0.270 |  |
 PDI | 0.003 | 0.456 | 0.851 | 0.536 | 0.592 |  |
 RMQ | -0.010 | -0.546 | 0.901 | 0.606 | 0.545 |  |
 IPAQ | -0.001 | -1.075 | 0.776 | 1.385 | 0.166 |  |
Normalized RMS sEMG amplitude | Â | |||||
 standing/80 % MVC | -0.004 | -1.941 | 0.850 | 2.283 | 0.022 | * |
Relative RMS SEMG amplitude changes between isometric positions (in percent): | Â | |||||
 standing – half flexion | 0.001 | 0.559 | 0.476 | 1.174 | 0.240 |  |
 standing - max flexion | -0.009 | -4.625 | 0.629 | 7.349 | <0.001 | * |
 half - max flexion | -0.009 | -4.870 | 0.597 | 8.160 | <0.001 | * |
Changes in position angles (in degrees): | Â | Â | Â | Â | Â | Â |
 lumbothoracic region (standing – maximum flexion) | 0.012 | 1.774 | 0.587 | 3.021 | 0.002 | * |
 lumbothoracic region (standing – half flexion) | -0.006 | -0.911 | 0.577 | 1.578 | 0.114 |  |
 hip region (standing – maximum flexion) | -0.004 | -0.702 | 0.511 | 1.374 | 0.170 |  |
 hip region (standing – half flexion) | -0.007 | -0.547 | 0.764 | 0.716 | 0.474 |  |
 gross trunk region (standing – maximum flexion) | 0.004 | 0.778 | 0.512 | 1.520 | 0.129 |  |
 gross trunk region (standing – half flexion) | -0.008 | -1.181 | 0.506 | 2.335 | 0.020 | * |
 % lumbothoracic of gross trunk region (half flexion) | 0.005 | 0.628 | 0.639 | 0.983 | 0.326 |  |
 % lumbothoracic of gross trunk region (maximum flexion) | 0.004 | 0.723 | 0.893 | 0.810 | 0.418 |  |