Table 3.

Systems Feedback

Feedback Modality		Reference
Visual	Abstract (lines, curves, gauges, bars, or point.)	[4, 40, 44, 48, 50, 60, 63–65, 72, 75, 77, 79]
	3D model of limb or human body or structure	[37, 41, 43, 46, 53, 56, 68–70]
	Game	[42, 45, 59, 62, 66, 67]
Haptic	Vibrotactile display	[51, 52, 57, 61]
Auditory	Musical pattern	[78]
Multi-modal		[3, 38, 39, 47, 49, 54, 55, 58, 71, 73, 74, 76]