Table 5.

Description of the articles included focused on “Gait and Balance” as primary outcome.

	Author	Pop	Groups		Inclusion Criteria	Training	Device	Primary Outcome		Secondary Outcome		Results
			C	Ct				Description	Scale	Description	Scale
Gait and balance	Gandolfi et al. (42)	76	38	38	H&Y 2.5–3; MMSE ≥ 24/30	50'/sess, 3 ds/w, 7 ws	Nintendo Wii Console + Skype	Static and dynamic balance	BBS	Balance confidence Gait speed Ability to modify gait QoL Cost analysis	ABC 10 mWT DGI PDQ-8	Improvement of static and dynamic postural control.
	Seidler et al. (55)	26	13	13	H&Y 1–3; MMSE ≥ 24/30	1 h/sess, 2 ds/w, 12 ws	Acrobat connect—PTZ pro webcam	Feasibility		Balance PD severity Gait velocity	BESTest MDS-UPDRS III GAITRite	Feasibility of TR. Improvement of balance and motor sign.
	Chatto et al. (63)	1		/		1 h/sess, 4 ds/w, 4 months	START system	Feasibility		Health-Related and Adherence Satisfaction	H&Y UPDRS PDQ-39 10 mWT TUG ABC 6 mWT Satisfaction questionnaire	Feasibility of START. Good satisfaction.

Pop, Populations; C, Case Group; Ct, Control Group; H&Y, Hoehn & Yahr Scale; MMSE, Mini-Mental State Examination; BBS, Berg Balance Scale; ABC, Activities-Specific Balance Confidence; 10-MWT, 10-Meter Walking Test; DGI, Dynamic Gait Index; PDQ-8, Parkinson's disease Questionnaire (Short version); UPDRS, Unified Parkinson's Disease Rating Scale; START system, System for Technology-Augmented Rehabilitation and Training; PDQ-39, Parkinson's disease Questionnaire; TUG, Timed Up & Go test; 6 mWT, 6-min Walking Test.