Jang 2005

Methods	RCT
Participants	Study took place in Korea 10 participants: 5 intervention, 5 control Inclusion criteria: > 6 months post first stroke, able to move the elbow against gravity Exclusion criteria: severe spasticity (Modified Ashworth Score of > 2) or tremor. Severe visual and cognitive impairments Mean (SD) age: intervention group 60 (8) years, control group 54 (12) years 60% male Stroke details: 60% ischaemic, 50% right hemiparesis Timing post stroke: intervention group 14 months, control group 13 months
Interventions	Virtual reality intervention: IREX virtual reality system using a video capture system to capture the participant's whole body movement. The participant is able to view their body movements in real time on a screen in front of them immersed in a virtual environment. The games included soccer and moving objects from a conveyor belt and focused on reaching, lifting and grasping Control intervention: no intervention provided Sessions for the virtual reality intervention group were 60 minutes, 5 times per week for 4 weeks (20 hours total)
Outcomes	Outcomes recorded at baseline and post‐intervention Upper limb (arm) function and activity outcomes: Fugl Meyer UE Scale, Manual Function Test Upper limb (hand) function and activity outcomes: Box and Block Test Participation restriction and quality of life: Motor Activity Log (amount of use and quality of movement) Other outcomes: functional MRI (laterality index and activated voxels)
Notes	—
Risk of bias
Bias	Authors' judgement	Support for judgement
Random sequence generation (selection bias)	Unclear risk	Unclear
Allocation concealment (selection bias)	Unclear risk	Unclear
Blinding of outcome assessment (detection bias) All outcomes	Unclear risk	Unclear
Incomplete outcome data (attrition bias) All outcomes	Unclear risk	Unclear
Selective reporting (reporting bias)	Unclear risk	Unclear