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Table 1 Group characteristics and exercise duration. S = stroke, TBI = traumatic brain injury. SD = standard deviation of hours of intervention

From: Virtual reality-based treatment for regaining upper extremity function induces cortex grey matter changes in persons with acquired brain injury

Group Male/
Female
S/TBI Average age Average years after injury Average hours of intervention (SD)
Group A (VAI Only) 9/5 11/3 50.50 6.93 14.4 (5.4)
Group B (VAI and P/OT) 5/8 10/3 46.85 1.62 264.5 (78.9)
Group C (P/OT Only) 6/2 4/4 37.50 1.13 211.0 (54.6)
All 20/15 25/10 45.45 3.6 152.2 (127.6)