2017
Cognition and the course of prodromal Parkinson's disease
Weintraub D, Chahine LM, Hawkins KA, Siderowf A, Eberly S, Oakes D, Seibyl J, Stern MB, Marek K, Jennings D, Investigators T. Cognition and the course of prodromal Parkinson's disease. Movement Disorders 2017, 32: 1640-1645. PMID: 29063713, PMCID: PMC5722226, DOI: 10.1002/mds.27189.Peer-Reviewed Original ResearchConceptsSpeed/attentionCognitive declineProdromal participantsBaseline neuropsychological test performanceExecutive function/Role of cognitionNeuropsychological test performanceFuture cognitive declineBaseline cognitive scoresCognitive domainsGlobal cognitionBaseline cognitionCognitive scoresCognitionTest performanceFuture declinePD-convertersDopamine systemHyposmic individualsProdromal PDLongitudinal changesFunction/ParticipantsDopamine transporter bindingIndividuals
2015
Cognition in individuals at risk for Parkinson's: Parkinson associated risk syndrome (PARS) study findings
Chahine M, Weintraub D, Hawkins KA, Siderowf A, Eberly S, Oakes D, Seibyl J, Stern MB, Marek K, Jennings D, Investigators T. Cognition in individuals at risk for Parkinson's: Parkinson associated risk syndrome (PARS) study findings. Movement Disorders 2015, 31: 86-94. PMID: 26293177, PMCID: PMC4827252, DOI: 10.1002/mds.26373.Peer-Reviewed Original ResearchMeSH KeywordsAgedAged, 80 and overAnxietyAttentionCocaineCognition DisordersCohort StudiesExecutive FunctionFemaleHumansLanguageMaleMemoryMiddle AgedNeurogenic BowelNeuropsychological TestsOlfaction DisordersParkinson DiseaseProtein BindingRadiopharmaceuticalsSelf ReportSeverity of Illness IndexStatistics, NonparametricSurveys and QuestionnairesTomography, Emission-Computed, Single-PhotonVisual PerceptionConceptsExecutive function/Global cognitionRelative impairmentSpecific cognitive domainsSpeed/attentionGlobal cognitive abilityNeuropsychological test batteryLower global cognitionFunction/Cognitive abilitiesCognitive domainsCognitive profileVisuospatial abilitiesLanguage domainsCognitive testingTest batteryCognitionNormative scoresMemoryLower mean scoresHealthy adultsNon-motor featuresIndividualsStudy findingsNon-motor symptoms
2012
The course of cognitive functioning over six months in individuals at clinical high risk for psychosis
Barbato M, Colijn MA, Keefe RS, Perkins DO, Woods SW, Hawkins KA, Christensen BK, Addington J. The course of cognitive functioning over six months in individuals at clinical high risk for psychosis. Psychiatry Research 2012, 206: 195-199. PMID: 23159196, PMCID: PMC3600156, DOI: 10.1016/j.psychres.2012.10.013.Peer-Reviewed Original ResearchConceptsClinical high riskCHR individualsComprehensive cognitive test batteryCognitive test batteryCognitive impairmentFuture longitudinal researchCognitive functioningCognitive performanceCognitive testsTest batteryLongitudinal researchCognitionPoor performanceLongitudinal changesPsychosisIndividualsParticipantsImpairmentBaseline participantsFunctioningPerformanceBatteriesResearchProdrome
2004
Who Can Stay at Home?: Assessing the Capacity to Choose to Live in the Community
Cooney LM, Kennedy GJ, Hawkins KA, Hurme SB. Who Can Stay at Home?: Assessing the Capacity to Choose to Live in the Community. JAMA Internal Medicine 2004, 164: 357-360. PMID: 14980985, DOI: 10.1001/archinte.164.4.357.Peer-Reviewed Original ResearchConceptsExecutive functionUnsafe actionsDecision-making abilityProblem-solving abilityCognitive functionImpaired insightPerson's capacityChoices of individualsIndependent livingOlder individualsSocial agencyDeficitsIndividualsAbilityPlanning limitsDecisionsMedical decisionsImplicationsActionFinal responsibilityGlobal testChoiceResponsibility
1996
Working Memory, Attention, and Communication Disturbances in Schizophrenia
Docherty N, Hawkins K, Hoffman R, Quinlan D, Rakfeldt J, Sledge W. Working Memory, Attention, and Communication Disturbances in Schizophrenia. Journal Of Psychopathology And Clinical Science 1996, 105: 212-219. PMID: 8723002, DOI: 10.1037/0021-843x.105.2.212.Peer-Reviewed Original ResearchConceptsCommunication disturbancesConcept formationSpecific cognitive deficitsVerbal fluency testVerbal fluency test scoresWorking memoryCognitive correlatesFluency testCognitive deficitsNonpsychiatric individualsTest scoresPerformance ratingsMemoryReference performanceSchizophrenic patientsAttentionIndividualsScoresDeficitsCorrelatesSchizophreniaRatingsPerformanceImplicationsTest