Table 2.

Participant ratings on the System Usability Scale (SUS) and mRehab Acceptance Questionnaire and their performance with the mRehab system.

ID	SUS (1-10 scale)			Perceived usefulness (1-7 scale)		Perceived ease of use (1-7 scale), mean		Average repetitions in 6 weeks for all activities
	Percentile	Grade
S01	17.5	D	5		1.2		N/Aa
S02	97.5	A+	7		6		189
S03	87.5	A-	7		6.4		255.8
S04	85	A-	6		4.4		256.8
S05	65	B-	5		6.2		461.1
S06	67.5	B-	6		5.8		62.3
S07	80	B+	6		5.2		216
S08	82.5	B+	4		4.6		132.7
S09	80	B+	6		5.4		195.3
S10	67.5	B-	5		6		106.2
S11	95	A	6		5.8		461.5

^aN/A: not available because the participant did not complete the study.