Ashleigh M Johnson, Chuan Zhou, Miriam Haviland, Jason A Mendoza
Evaluation of a walking school bus program: a cluster randomized controlled trial
The international journal of behavioral nutrition and physical activity
movement disorder society task force rating scales parkinsons disease prepared critique unified parkinsons disease rating scale updrs strengths updrs include wide utilization application across clinical spectrum pd nearly comprehensive coverage motor symptoms clinimetric properties including reliability validity weaknesses include several ambiguities written text inadequate instructions raters metric flaws absence screening questions several important nonmotor aspects pd task force recommends mds sponsor development new version updrs encourage efforts establish clinimetric properties especially addressing need define minimal clinically relevant difference minimal clinically relevant incremental difference well testing correlation current updrs developed new scale culturally unbiased tested different racial gender agegroups future goals include definition updrs scores confidence intervals correlate clinically pertinent designations minimal mild moderate severe pd whereas presence nonmotor components pd identified screening questions new version updrs include official appendix includes detailed optionally used scales determine severity impairments