Figure 7 : Normalised EMG muscle with MVC
Figure 11 : Comparison of spine motion analysis for traditional and mechanical apparatus
Figure 8 : Trunk motion analysis on average twisting ( degree )
Figure 12 : Comparison of individual ’ s average probability of LBD risk for traditional and mechanical apparatus .
Figure 9 : Trunk motion analysis on maximum forward / Sagittal flexion ( degree )
Figure 13 : Comparison of average probability of LBD risk for traditional and mechanical apparatus .
Figure 10 : Trunk motion analysis on maximum lateral velocity ( degree / second )
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