posted on 2013-03-11, 00:43authored byKristina A. Neely, Peggy J. Planetta, Janey Prodoehl, Daniel M. Corcos, Cynthia L. Comella, Christopher G. Goetz, Kathleen L. Shannon, David E. Vaillancourt
Values reported are sums, mean (SD), or median (range). Abbreviations: BTA = Brief Test of Attention; HC = healthy control; MMSE = Mini-Mental State Examination; MSAp = parkinsonian variant of multiple system atrophy; MVC = maximum voluntary contraction; ns = not significant; PD = Parkinson’s disease; PSP = progressive supranuclear palsy; UPDRS = Unified Parkinson’s Disease Rating Scale.