Effects of Intensive Impairment-Oriented Arm Rehabilitation for Chronic Stroke Survivors: An Observational Cohort Study.

: To assess the effects of a two-week course of intensive impairment-oriented arm rehabilitation for chronic stroke survivors on motor function. : An observational cohort study that enrolled chronic stroke survivors (≥6 months after stroke) with mild to severe arm paresis, who received a two-week course of impairment-oriented and technology-supported arm rehabilitation (1:1 participant-therapist setting), which was carried out daily (five days a week) for four hours. The outcome measures were as follows: the primary outcome was the arm motor function of the affected arm (mild paresis: BBT, NHPT; severe paresis: Fugl-Meyer arm motor score).