Effect of Wheelchair Frame Material on Users’ Mechanical Work and Transmitted Vibration

Table 1

Properties of the tested wheelchairs.

Wheelchair	Ti	C	Al1	Al2	Al3	Al4
Model	2GX	Helio C1	Helio A7	Quickie 2	Litestream XF	Catalyst 5
Company	TiLite	Motion Composites	Motion Composites	Sunrise Medical	Pride Mobility	Ki Mobility
Weight (w/o rear wheels and seat cushion)	10.25 kg	8.57 kg	9.54 kg	10.37 kg	12.48 kg	9.44 kg
Material	Titanium	Carbon	Aluminium	Aluminium	Aluminium	Aluminium
Folding design	One single; cross-brace	One single; cross-brace	One single; cross-brace	One tri-cross-brace	Two single; cross-braces	One dual; cross-brace