1995
Work and Meaning: Disturbance of Volition and Vocational Dysfunction in Schizophrenia
Lysaker P, Bell M. Work and Meaning: Disturbance of Volition and Vocational Dysfunction in Schizophrenia. Psychiatry 1995, 58: 392-400. PMID: 8746495, DOI: 10.1080/00332747.1995.11024743.Peer-Reviewed Original ResearchConceptsDisturbance of volitionWork rehabilitation programDiagnosis of schizophreniaPsychiatric illnessVocational dysfunctionParanoid typeRehabilitation programDeficit syndromeIllnessPersistent inabilityPervasive symptomSchizophreniaWhite malesCurrent nosologySymptomsDisabilityLack of knowledgeLack of motivation
1994
Relationship of Positive and Negative Symptoms to Cocaine Abuse in Schizophrenia
LYSAKER P, BELL M, BEAM-GOULET J, MILSTEIN R. Relationship of Positive and Negative Symptoms to Cocaine Abuse in Schizophrenia. The Journal Of Nervous And Mental Disease 1994, 182: 109-112. PMID: 8308528, DOI: 10.1097/00005053-199402000-00008.Peer-Reviewed Original ResearchConceptsCocaine-abusing subjectsNegative Syndrome ScaleCocaine abuseNegative symptomsParanoid subtypeSyndrome ScaleSubstance abuseMore frequent hospitalizationsFirst psychiatric hospitalizationLifetime substance abuseSevere negative symptomsSubstance abuse historyFrequent hospitalizationsPsychiatric hospitalizationAlcohol abusePositive symptomsMultivariate analysisSymptomsPatientsHospitalizationSignificant differencesSubtypesDiagnosisSchizophreniaMonths