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 symptomsRBANS Norms based on the Relationship of Age, Gender, Education, and WRAT-3 Reading to Performance within an Older African American Sample
Andreotti C, Hawkins KA. RBANS Norms based on the Relationship of Age, Gender, Education, and WRAT-3 Reading to Performance within an Older African American Sample. The Clinical Neuropsychologist 2015, 29: 442-465. PMID: 26035646, DOI: 10.1080/13854046.2015.1039589.Peer-Reviewed Original Research
2004
Neuropsychological status of subjects at high risk for a first episode of psychosis
Hawkins KA, Addington J, Keefe RS, Christensen B, Perkins DO, Zipurksy R, Woods SW, Miller TJ, Marquez E, Breier A, McGlashan TH. Neuropsychological status of subjects at high risk for a first episode of psychosis. Schizophrenia Research 2004, 67: 115-122. PMID: 14984870, DOI: 10.1016/j.schres.2003.08.007.Peer-Reviewed Original ResearchConceptsFirst episodeFirst psychotic episodeLevel of impairmentSchizophrenia prodromePsychotic episodeHigh riskMulti-site studyProdromal interventionPopulation normsNeuropsychological examNeuropsychological StatusNeuropsychological functioningNormal intelligenceEpisodesSchizophrenia samplePsychosisSubjectsRiskStatusProdromeSchizophreniaImpairmentSeverity
1997
Memory deficits in schizophrenia: inadequate assimilation or true amnesia? Findings from the Wechsler Memory Scale--revised.
Hawkins KA, Sullivan TE, Choi EJ. Memory deficits in schizophrenia: inadequate assimilation or true amnesia? Findings from the Wechsler Memory Scale--revised. Journal Of Psychiatry And Neuroscience 1997, 22: 169-79. PMID: 9183115, PMCID: PMC1188849.Peer-Reviewed Original ResearchConceptsMemory deficitsWechsler Memory Scale-RevisedMedial temporal lobe structuresTemporal lobe structuresSchizophrenia spectrum patientsHippocampal dysfunctionSchizophrenia patientsTrue amnesiaWechsler Memory ScalePatientsImpaired attentionLobe structuresWechsler Adult Intelligence Scale-RevisedPsychiatric controlsSchizophreniaDysfunctionMemory ScaleDeficitsMemory testFindingsCognition, negative symptoms, and diagnosis: a comparison of schizophrenic, bipolar, and control samples
Hawkins KA, Hoffman RE, Quinlan DM, Rakfeldt J, Docherty NM, Sledge WH. Cognition, negative symptoms, and diagnosis: a comparison of schizophrenic, bipolar, and control samples. Journal Of Neuropsychiatry 1997, 9: 81-89. PMID: 9017533, DOI: 10.1176/jnp.9.1.81.Peer-Reviewed Original Research
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