Evaluating surface EMG control of motorized wheelchairs for amyotrophic lateral sclerosis patients

Table 3 Wheelchair motion study evaluation from Wheelchair Skills Test (WST) [32, 33] with degree of difficulty reported

Patient	Evaluation 1		Evaluation 2		Evaluation 3^d
alpha	Forward	Yes^b	Forward	Yes^b	Forward	Yes^b
	Backwards	Yes^a	Backwards	Yes^a	Backwards	Yes^b
	Turning	Yes^a	Turning	Yes^a	Turning	Yes^b
	Direction	Both	Direction	Both	Direction	Both
beta	Forward	Yes^c	Forward	Yes^a
	Backwards	No	Backwards	Yes^a
	Turning	Yes^c	Turning	Yes^a
	Direction	Both	Direction	Both^a
gamma	Forward	No	Forward	Yes^a
	Backwards	No	Backwards	No
	Turning	No	Turning	Yes
	Direction	No	Direction	Both
delta	Forward	No	Forward	Yes^a
	Backwards	No	Backwards	No
	Turning	No	Turning	Yes
	Direction	N/A	Direction	Both

^aVery well
^bYes
^cYes with difficulty
^dParticipants were asked to complete a minimum of two or a maximum of three study visits

ISSN: 1743-0003