2011
Successful computer-based visual training specifically predicts visual memory enhancement over verbal memory improvement in schizophrenia
Surti TS, Corbera S, Bell MD, Wexler BE. Successful computer-based visual training specifically predicts visual memory enhancement over verbal memory improvement in schizophrenia. Schizophrenia Research 2011, 132: 131-134. PMID: 21795025, PMCID: PMC3195942, DOI: 10.1016/j.schres.2011.06.031.Peer-Reviewed Original ResearchConceptsCognitive remediationCognitive control trainingEarly visual processingVerbal memory improvementVerbal learningAuditory learningVisual learningCognitive gainsVisual processingMemory enhancementVisual trainingCognitive outcomesMemory improvementControl trainingNeuropsychological testingVisual informationMultiple modalitiesTraining exercisesLearningInformation manipulationTrainingSchizophreniaGeneralizesTaskParticipants
2008
Neuropsychological Near Normality and Brain Structure Abnormality in Schizophrenia
Wexler BE, Zhu H, Bell MD, Nicholls SS, Fulbright RK, Gore JC, Colibazzi T, Amat J, Bansal R, Peterson BS. Neuropsychological Near Normality and Brain Structure Abnormality in Schizophrenia. American Journal Of Psychiatry 2008, 166: 189-195. PMID: 18765481, PMCID: PMC4288572, DOI: 10.1176/appi.ajp.2008.08020258.Peer-Reviewed Original ResearchConceptsHealthy comparison subjectsComparison subjectsCognitive deficitsCalifornia Verbal Learning TestScores one standard deviationTests of attentionVerbal Learning TestContinuous Performance TestLarger third ventricle volumesMixed-model multivariate analysisSmaller gray matterWhite matterVentricle volumeSevere cognitive deficitsBrain structure abnormalitiesGray matterLearning TestLarger lateral ventricle volumesCognitive testsThird ventricle volumesLateral ventricle volumeWhite matter pathologySmaller white matterImpaired groupNeuropsychological testing
2004
Test–retest stability of neuropsychological testing and individual differences in variability in schizophrenia outpatients
Greig T, Nicholls SS, Wexler BE, Bell MD. Test–retest stability of neuropsychological testing and individual differences in variability in schizophrenia outpatients. Psychiatry Research 2004, 129: 241-247. PMID: 15661317, DOI: 10.1016/j.psychres.2004.09.006.Peer-Reviewed Original ResearchConceptsNeurocognitive functionImpact of treatmentTest-retest variabilityClinical trialsNeuropsychological testingStable outpatientsSchizoaffective disorderMeasures of psychopathologyTest-retest changesMost subjectsSchizophrenia outpatientsBaseline measuresNeuropsychological testsSchizophrenia researchTest-retest stabilityOutpatientsReliable instrumentSignificant changesTreatmentSubject variancePractice effectsSubjectsPatientsNeuropathology
2001
Neurocognitive Enhancement Therapy With Work Therapy: Effects on Neuropsychological Test Performance
Bell M, Bryson G, Greig T, Corcoran C, Wexler BE. Neurocognitive Enhancement Therapy With Work Therapy: Effects on Neuropsychological Test Performance. JAMA Psychiatry 2001, 58: 763-768. PMID: 11483142, DOI: 10.1001/archpsyc.58.8.763.Peer-Reviewed Original ResearchMeSH KeywordsAdultAttentionCognitionCognition DisordersComputer-Assisted InstructionDichotic Listening TestsFeedbackFemaleFrontal LobeHumansMaleMemoryMultivariate AnalysisNeuropsychological TestsOccupational TherapyPsychomotor PerformancePsychotic DisordersSchizophreniaSchizophrenic PsychologyTeachingTreatment OutcomeConceptsNeurocognitive enhancement therapyEnhancement therapyWork therapyMental activityNeuropsychological testingLarge effect size improvementsExecutive function tasksNeuropsychological test performanceEffect size improvementsComputer-based trainingFunction tasksExecutive functionMemory performanceCognitive performanceNeuropsychological testsTraining tasksCognitive deficitsTest performanceComputer trainingCognitive dysfunctionIndependent outcome measureOccupational dysfunctionNatural contextSchizoaffective disorderMemory