Table 1. Characteristics of papers (n=7) included in the systematic review on the addition of virtual reality-based training after stroke.

Study	Design	Participants	Intervention	Walking speed measurements (week)
Cho and Lee23	RCT	n=14Age (yr): 65 (4)Time since stroke (mth): 10 (2)WS: 0.53 (0.17)	Exp = Virtual reality-based treadmill training30min x 3/wk x 6wkCon = Treadmill training30min x 3/wk x 6wkBoth = Usual therapy	0 and 6
Fritz et al.21	RCT	n=28Age (yr): 66 (10)Time since stroke (mth): 36 (35)WS: 0.57 (0.30)	Exp = Video-game exercises60min x 4/wk x 5wkCon = no intervention	0, 5 and 12
Jaffe et al.24	RCT	n=20Age (yr): 62 (10)Time since stroke (mth): 45 (29)WS: not reported	Exp = Stepping over virtual obstacles in a treadmill60min x 3/wk x 2wkCon = Stepping over foam obstacles in a hallway30min x 3/wk x 2wk	0, 2 and 4
Kang et al.20	RCT	n=30Age (yr): 56 (7)Time since stroke (mth): 14 (5)WS: 0.5 (0.2)	Exp = Virtual reality-based treadmill training30min x 3/ wk x 4 wkCon1 = Treadmill training30min x 3/ wk x 4 wkCon2 = stretching exercises30min x 3/ wk x 4 wkAll groups = Usual therapy	0 and 4
Kim et al.22	RCT	n=24Age (yr): 52 (8)Time since stroke (mth): 24 (9)WS: 0.46 (0.15)	Exp = Video-game exercises30min x 4/wk x 4wkCon = no interventionBoth = Usual therapy	0 and 4
Mirelman et al.19	RCT	n=18Age (yr): 62 (9)Time since stroke (mth): 48 (26)WS: 0.66 (0.27)	Exp = Ankle movements with targets and feedback provided by virtual reality60min x 3/wk x 4wkCon = Ankle movements without feedback provided by virtual reality60min x 3/wk x 4wk	0, 4 and 7
Yang et al.25	RCT	n=20Age (yr): 61 (11)Time since stroke (mth): 72 (87)WS: 0.70 (0.44)	Exp = Virtual reality-based treadmill training20min x 3/wk x 3wkCon = Treadmill training20min x 3/wk x 3wk	0, 3 and 7

# groups and outcome measures listed are those which were analysed in this systematic review, there may have been other groups or measures in the paper. RCT = randomised clinical trial, WS = walking speed at baseline (m/s), Exp = experimental group, Con = control group.