TABLE 2.

Characteristics of interventions in included studies.

Study	Experimental group intervention	Control group intervention	Follow-up	Effectiveness of control group
Manuli et al. (2020)	Rehabilitation training with the Lokomat-Pro with a virtual reality (VR)-screen 60 min × 5 session a week for 8 wk plus physiotherapy 60 min × 5 session a week for 8 wk	Rehabilitation training with the Lokomat Nanos 60 min × 5 session a week for 8 wk plus physiotherapy 60 min × 5 session a week for 8 wk OR conventional physiotherapy and cognitive treatment 180 min × 5 session a week for 8 wk	0 and 8 wk	Active
Maier et al. (2020)	adaptive conjunctive cognitive training (ACCT) using a VR-based rehabilitation tool, Rehabilitation Gaming System (RGS) 30 min × 5 session a week for 6 wk	A folder with 30 individual cognitive tasks selected by the neuropsychologist to overlap with the cognitive abilities essential in the experimental tasks 30 min × 5 session a week for 6 wk	0, 6, and 18 wk	Active
Faria et al. (2020)	adaptive cognitive training through everyday tasks VR simulations the Reh@City v2.0 30 min × 3 session a week for 4 wk	adaptive paper-and-pencil training generated automatically through a Task Generator 30 min × 3 session a week for 4 wk	0, 4, and 8wk	Active
Kannan et al. (2019)	Wii-fit games in conjunction with cognitive tasks 90 min × 2–5 session a week for 6 wk	customized, progressive balance training 90 min × 2–5 session a week for 6 wk	0, 7, and 11 wk	Active
Oh et al. (2019)	Joystim for the VR combined with real instrument training 30 min × 3 session a week for 6 wk	conventional occupational therapy 30 min × 3 session a week for 6 wk	0, 6, and 10 wk	Active
Faria et al. (2018)	Training with the Reh@Task virtual cognitive-motor task, which combines adapted arm reaching, and attention and memory training 45 min × 3 session a week for 4 wk plus conventional occupational therapy 45–60 min × 2–3 session a week for 4 wk	time-matched conventional occupational	0, 1, and 2 mo	Active

wk, weeks; mo, month.