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The upper-extremity portion of the Fugl-Meyer Scale (UE-FM) is one of the most established and commonly used outcome measures in stroke rehabilitative trials. Empirical work is needed to determine the amount of change in UE-FM scores that can be regarded as important and clinically meaningful for health professionals, patients, and other stakeholders.

This study used anchor-based methods to estimate the clinically important difference (CID) for the UE-FM in people with minimal to moderate impairment due to chronic stroke.

One hundred forty-six individuals with stable, mild to moderate upper-extremity (UE) hemiparesis were administered the UE-FM before and after an intervention targeting their affected UEs. The treating therapists rated each participant's perceived amount of UE motor recovery on a global rating of change …