Sliding and Lower Limb Mechanics during Sit-Stand-Sit Transitions with a Standing Wheelchair

Table 1

Measurement of sliding along the backrest and seat plane, ROM of low extremities, and forces acting on the knee restraint between sit-to-stand and stand-to-sit transitions.

	Sit-to-stand	Stand-to-sit	𝑃 value
Cumulative BS (cm)	−4.84 ± 3.22	4.68 ± 3.57	0.53
Range of BS (cm)	8.72 ± 4.87	6.82 ± 4.04	<0.01*
Cumulative SS (cm)	8.66 ± 2.87	−9.33 ± 3.25	0.07
Range of SS (cm)	8.83 ± 3.21	10.05 ± 3.31	0.01*
ROM of hip joint (degrees)	61.78 ± 11.59	62.57 ± 9.74	0.59
ROM of knee joint (degrees)	60.66 ± 9.02	61.09 ± 7.82	0.71
ROM of ankle joint (degrees)	3.24 ± 1.91	3.14 ± 1.03	0.78
Maximal of resultant force (%BW)	23.51 ± 8.93	19.61 ± 8.04	<0.01*
Average of resultant force (%BW)	9.58 ± 3.04	8.44 ± 3.27	0.01*
Maximal anterior force (%BW)	22.98 ± 8.37	18.62 ± 8.09	<0.01*
Average anterior force (%BW)	9.07 ± 3.02	7.29 ± 3.32	<0.01*
Maximal downward force (%BW)	6.65 ± 2.67	7.48 ± 3.45	0.19
Average downward force (%BW)	2.04 ± 1.22	3.00 ± 2.00	0.01*

^∗𝑃<0.05.