2022
Application of longitudinal item response theory models to modeling Parkinson’s disease progression
Zou H, Aggarwal V, Stebbins G, Müller M, Cedarbaum J, Pedata A, Stephenson D, Simuni T, Luo S. Application of longitudinal item response theory models to modeling Parkinson’s disease progression. CPT Pharmacometrics & Systems Pharmacology 2022, 11: 1382-1392. PMID: 35895005, PMCID: PMC9574723, DOI: 10.1002/psp4.12853.Peer-Reviewed Original ResearchMeSH KeywordsDisease ProgressionHumansMental Status and Dementia TestsParkinson DiseaseSeverity of Illness IndexConceptsEarly Parkinson's diseaseParkinson's diseaseDisease progressionProgression rateUnified Parkinson's Disease Rating Scale part 2Stage 1Yahr stage 1Higher baseline severityCommon clinical outcomeLongitudinal disease progressionSlow progression rateParkinson's disease progressionMovement Disorder SocietyStage 2Clinical outcomesMotor signsBaseline severitySlow progressionSum scoreTotal scoreLongitudinal item response theory modelProgressionSeverityPatientsDisease
2021
Quantitative digital clock drawing test as a sensitive tool to detect subtle cognitive impairments in early stage Parkinson's disease
Schejter-Margalit T, Kizony R, Shirvan J, Cedarbaum J, Bregman N, Thaler A, Giladi N, Mirelman A. Quantitative digital clock drawing test as a sensitive tool to detect subtle cognitive impairments in early stage Parkinson's disease. Parkinsonism & Related Disorders 2021, 90: 84-89. PMID: 34416663, DOI: 10.1016/j.parkreldis.2021.08.002.Peer-Reviewed Original ResearchMeSH KeywordsAdultAgedAged, 80 and overCase-Control StudiesCognitionCognitive DysfunctionFemaleGenotypeGlucosylceramidaseHumansLeucine-Rich Repeat Serine-Threonine Protein Kinase-2MaleMental Status and Dementia TestsMiddle AgedMutationNeuropsychological TestsParkinson DiseaseReproducibility of ResultsROC CurveSensitivity and SpecificityConceptsColor Trails TestSubtle cognitive declineClock Drawing TestCognitive AssessmentCognitive profileCognitive declineCognitive testsDigital clock drawing testStandardized neuropsychological testsDrawing TestDigital cognitive assessmentSubtle cognitive impairmentCurrent standardized testsClock-drawing testEarly cognitive declineMontreal Cognitive AssessmentTrails TestNeuropsychological testsSubtle impairmentsHealthy controls