Browsing by Author "Oakes, David"
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Dissecting the Domains of Parkinson's Disease: Insights from Longitudinal Item Response Theory Modeling.
Luo, Sheng; Zou, Haotian; Stebbins, Glenn T; Schwarzschild, Michael A; Macklin, Eric A; Chan, James; Oakes, David; ... (10 authors) (Movement disorders : official journal of the Movement Disorder Society, 2022-09)<h4>Background</h4>Longitudinal item response theory (IRT) models previously suggested that the Movement Disorder Society Unified Parkinson's Disease Rating Scale (MDS-UPDRS) motor examination has two salient domains, tremor ... -
Novel Approach to Movement Disorder Society–Unified Parkinson's Disease Rating Scale Monitoring in Clinical Trials: Longitudinal Item Response Theory Models
Luo, Sheng; Zou, Haotian; Goetz, Christopher G; Choi, Dongrak; Oakes, David; Simuni, Tanya; Stebbins, Glenn T (Movement Disorders Clinical Practice, 2021-01-01)Background: Although nontremor and tremor Part 3 Movement Disorder Society–Unified Parkinson's Disease Rating Scale items measure different impairment domains, their distinct progression and drug responsivity remain unstudied ...