Mokken scale analysis of the UPDRS: dimensionality of the Motor Section revisited. Stochl J, Boomsma A, van Duijn M, Brozová H, Růzická E. Evaluation Studies 2008; 29(1): 151-158 PubMed PMID: 18283252 Keywords: Adult, Aged, Aged, 80 and over, Female, Gait Disorders, Neurologic:classification, Humans, Hypokinesia:classification, Male, Middle Aged, Motor Activity:physiology, Muscle Rigidity:classification, Parkinson Disease:classification, Reproducibility of Resul. Citation : The dimensionality and reliability of the Motor Section of the Unified Parkinson Disease Rating Scale (UPDRS III) was studied with non-p..... Read abstract Full text PDF