The Figure-of-8 Walk Test used to detect the loss of motor skill in walking among persons with Parkinson’s disease

The Figure-of-8 Walk Test (F8W) is a valid measure of walking skill in older adults with a mobility disability. Use of the F8W in assessing walking skill in persons with Parkinson's disease (PWP) is unknown.We examined the validity of the F8W by associations with mobility, and cognitive and physical function, and determined the ability of the F8W to discriminate the motor skill of walking in PWP from that of older adults (OA).Participants, PWP...