2001
Patterns of object relations and reality testing deficits in schizophrenia: Clusters and their symptom and personality correlates
Bell M, Greig T, Bryson G, Kaplan E. Patterns of object relations and reality testing deficits in schizophrenia: Clusters and their symptom and personality correlates. Journal Of Clinical Psychology 2001, 57: 1353-1367. PMID: 11745581, DOI: 10.1002/jclp.1102.Peer-Reviewed Original Research
1999
Internal consistency, temporal stability and neuropsychological correlates of three cognitive components of the Positive and Negative Syndrome Scale (PANSS)
Bryson G, Bell M, Greig T, Kaplan E. Internal consistency, temporal stability and neuropsychological correlates of three cognitive components of the Positive and Negative Syndrome Scale (PANSS). Schizophrenia Research 1999, 38: 27-35. PMID: 10427608, DOI: 10.1016/s0920-9964(99)00004-3.Peer-Reviewed Original ResearchConceptsNegative Syndrome ScaleSyndrome ScaleInternal consistencyCognitive componentsDSM-IV diagnosisSymptom compositionConcurrent validityDiscriminant validityCognitive dysfunctionCognitive test measuresSchizoaffective disorderPANSS factorsTemporal stabilityNegative symptomsAdequate temporal stabilityPANSS dataFactor analytic studiesSymptomsSchizophrenia researchSimilar psychometric propertiesSchizophreniaDisorganized symptomsNeuropsychological correlatesCognitive domainsPoorer psychometricsPersonality and Psychopathology in Schizophrenia: The Association between Personality Traits and Symptoms
Lysaker P, Bell M, Kaplan E, Greig T, Bryson G. Personality and Psychopathology in Schizophrenia: The Association between Personality Traits and Symptoms. Psychiatry 1999, 62: 36-48. PMID: 10224622, DOI: 10.1080/00332747.1999.11024850.Peer-Reviewed Original ResearchAdaptation, PsychologicalAdultExtraversion, PsychologicalHumansIndividualityMaleMiddle AgedMultivariate AnalysisNeurotic DisordersPersonalityPersonality InventoryProbabilityPsychiatric Status Rating ScalesPsychometricsPsychotic DisordersResearch DesignSchizophreniaSchizophrenic PsychologySubstance-Related DisordersWechsler Scales
1998
Insight and Interpersonal Function in Schizophrenia
LYSAKER P, BELL M, BRYSON G, KAPLAN E. Insight and Interpersonal Function in Schizophrenia. The Journal Of Nervous And Mental Disease 1998, 186: 432-436. PMID: 9680045, DOI: 10.1097/00005053-199807000-00008.Peer-Reviewed Original Research
1997
Positive and negative affect recognition in schizophrenia: a comparison with substance abuse and normal control subjects
Bell M, Bryson G, Lysaker P. Positive and negative affect recognition in schizophrenia: a comparison with substance abuse and normal control subjects. Psychiatry Research 1997, 73: 73-82. PMID: 9463840, DOI: 10.1016/s0165-1781(97)00111-x.Peer-Reviewed Original ResearchMeSH KeywordsAdultAffective SymptomsAnalysis of VarianceCase-Control StudiesChi-Square DistributionEmotionsFemaleHumansMalePsychology, ExperimentalPsychometricsReference ValuesReproducibility of ResultsSampling StudiesSchizophrenic PsychologySocial PerceptionSubstance-Related DisordersVideotape RecordingConceptsAffect recognitionSchizophrenia sampleSocial skills impairmentSubstance abuseHigh EE familiesSubstance-abusing subjectsSignificant group differencesRecognition deficitsAffect statesSkill impairmentStimulus presentationTest-retest reliabilityDifferential impairmentPredominant affectAffect interactionEE familiesDifficulty of itemsSchizophrenia groupGroup differencesBrain functionSchizophrenia subjectsMild rangeSevere rangeModerate rangeAbuse subjects
1995
Wisconsin card sorting test and work performance in schizophrenia
Lysaker P, Bell M, Beam-Goulet J. Wisconsin card sorting test and work performance in schizophrenia. Psychiatry Research 1995, 56: 45-51. PMID: 7792341, DOI: 10.1016/0165-1781(94)02641-u.Peer-Reviewed Original Research
1994
Concurrent validity of the cognitive component of schizophrenia: Relationship of PANSS scores to neuropsychological assessments
Bell M, Lysaker P, Milstein R, Beam-Goulet J. Concurrent validity of the cognitive component of schizophrenia: Relationship of PANSS scores to neuropsychological assessments. Psychiatry Research 1994, 54: 51-58. PMID: 7701028, DOI: 10.1016/0165-1781(94)90064-7.Peer-Reviewed Original ResearchConceptsWisconsin Card Sorting TestCognitive componentsNeuropsychological testsDigit Symbol Substitution TaskNegative syndromeCard Sorting TestSlosson Intelligence TestGorham's Proverbs TestNeuropsychological measuresSorting TestIntelligence testsSubstitution taskNeuropsychological assessmentPANSS scoresCognitive deficitsProverbs TestNegative Syndrome ScaleCognitive symptomsValid measureTest scoresConcurrent validityDiagnosis of schizophreniaCognitive impairmentSyndrome ScaleFactor analysisFive-component model of schizophrenia: Assessing the factorial invariance of the positive and negative syndrome scale
Bell M, Lysaker P, Beam-Goulet J, Milstein R, Lindenmayer J. Five-component model of schizophrenia: Assessing the factorial invariance of the positive and negative syndrome scale. Psychiatry Research 1994, 52: 295-303. PMID: 7991723, DOI: 10.1016/0165-1781(94)90075-2.Peer-Reviewed Original Research
1992
The Positive and Negative Syndrome Scale and the Brief Psychiatric Rating Scale
BELL M, MILSTEIN R, BEAM-GOULET J, LYSAKER P, CICCHETTI D. The Positive and Negative Syndrome Scale and the Brief Psychiatric Rating Scale. The Journal Of Nervous And Mental Disease 1992, 180: 723-728. PMID: 1431824, DOI: 10.1097/00005053-199211000-00007.Peer-Reviewed Original Research
1986
A scale for the assessment of object relations: Reliability, validity, and factorial invariance
Bell M, Billington R, Becker B. A scale for the assessment of object relations: Reliability, validity, and factorial invariance. Journal Of Clinical Psychology 1986, 42: 733-741. PMID: 3760204, DOI: 10.1002/1097-4679(198609)42:5<733::aid-jclp2270420509>3.0.co;2-c.Peer-Reviewed Original Research
1985
Scale for the Assessment of Reality Testing: Reliability, Validity, and Factorial Invariance
Bell M, Billington R, Becker B. Scale for the Assessment of Reality Testing: Reliability, Validity, and Factorial Invariance. Journal Of Consulting And Clinical Psychology 1985, 53: 506-511. PMID: 4031206, DOI: 10.1037/0022-006x.53.4.506.Peer-Reviewed Original Research