2024
The Complex Latent Structure of Attenuated Psychotic Symptoms: Hierarchical and Bifactor Models of SIPS Symptoms Replicated in Two Large Samples at Clinical High Risk for Psychosis
Cowan H, Williams T, Mittal V, Addington J, Bearden C, Cadenhead K, Cannon T, Cornblatt B, Keshevan M, Perkins D, Mathalon D, Stone W, Woods S, Walker E. The Complex Latent Structure of Attenuated Psychotic Symptoms: Hierarchical and Bifactor Models of SIPS Symptoms Replicated in Two Large Samples at Clinical High Risk for Psychosis. Schizophrenia Bulletin 2024, 50: 1295-1309. PMID: 38728417, PMCID: PMC11548925, DOI: 10.1093/schbul/sbae042.Peer-Reviewed Original ResearchAttenuated Psychotic SymptomsClinical high riskPsychotic symptomsGeneral factorBifactor modelPsychosis riskPsychotic disordersPresence of attenuated psychotic symptomsFunctional impairmentConversion to psychotic disordersAssessment of psychosis riskPositive symptom factorNon-psychotic symptomsPsychosis-Risk SyndromesAssociated with depressive symptomsCHR participantsPositive symptomsCHR statusCHR samplesSymptom varianceTransdiagnostic assessmentInternalizing symptomsSymptom factorsPreregistered replicationDepressive symptomsThe Hierarchical Taxonomy of Psychopathology in Clinical High Risk for Psychosis: Validation and Extension
Williams T, Williams A, Cowan H, Walker E, Cannon T, Bearden C, Keshavan M, Cornblatt B, Addington J, Woods S, Perkins D, Mathalon D, Cadenhead K, Stone W, Mittal V. The Hierarchical Taxonomy of Psychopathology in Clinical High Risk for Psychosis: Validation and Extension. Journal Of Psychopathology And Clinical Science 2024, 133: 235-244. PMID: 38546628, PMCID: PMC11273326, DOI: 10.1037/abn0000893.Peer-Reviewed Original ResearchConceptsHierarchical Taxonomy of PsychopathologyTaxonomy of PsychopathologyClinical high riskHiTOP modelCHR-PChildhood traumaDimensional models of psychopathologyHierarchical taxonomyModels of psychopathologyAttenuated Psychotic SymptomsBipolar spectrum disordersObsessive-compulsive disorderCHR-P individualsConfirmatory factor analysisPsychotic symptomsPsychotic disordersComorbid diagnosesHiTOPSpectrum disorderPsychosisPsychopathologySocial functioningSelf-ReportSpecific hypothesesTest specific hypotheses
2022
Clinical outcomes in individuals at clinical high risk of psychosis who do not transition to psychosis: a meta-analysis
de Pablo G, Soardo L, Cabras A, Pereira J, Kaur S, Besana F, Arienti V, Coronelli F, Shin J, Solmi M, Petros N, Carvalho A, McGuire P, Fusar-Poli P. Clinical outcomes in individuals at clinical high risk of psychosis who do not transition to psychosis: a meta-analysis. Epidemiology And Psychiatric Sciences 2022, 31: e9. PMID: 35042573, PMCID: PMC8786617, DOI: 10.1017/s2045796021000639.Peer-Reviewed Original ResearchConceptsCHR-P individualsDepressive symptomsAttenuated Psychotic SymptomsCHR-PMeta-analysisNegative psychotic symptomsPsychotic symptomsMeta-analysis of observational studiesTransition to psychosisClinical high riskFrequency of remissionRandom-effects model meta-analysesFollow-upPreferred Reporting ItemsPublication bias assessmentAssociated with higher improvementsRisk of biasSeverity of depressive symptomsHigh riskClinical outcomes of individualsClinical outcomesOutcomes of individualsBrief limited intermittent psychotic symptomsWeb of Science databasesSeverity of negative psychotic symptoms
2019
Differences Between Self-Reported Psychotic Experiences, Clinically Relevant Psychotic Experiences, and Attenuated Psychotic Symptoms in the General Population
Moriyama T, van Os J, Gadelha A, Pan P, Salum G, Manfro G, de Jesus Mari J, Miguel E, Rohde L, Polanczyk G, McGuire P, Bressan R, Drukker M. Differences Between Self-Reported Psychotic Experiences, Clinically Relevant Psychotic Experiences, and Attenuated Psychotic Symptoms in the General Population. Frontiers In Psychiatry 2019, 10: 782. PMID: 31736802, PMCID: PMC6829673, DOI: 10.3389/fpsyt.2019.00782.Peer-Reviewed Original ResearchSelf-reported psychotic experiencesPsychotic symptomsPsychotic experiencesAffective flatteningHigh Risk Cohort StudyAttenuated Psychotic SymptomsChild mental healthCohort studyStrength of associationFemale sexClinical assessmentLevels of psychopathologyGeneral populationPsychiatric disordersClinical relevanceEarly interventionMental healthIndependent interviewerMost associationsParent informationSymptomsAssociationPresent studyPsychopathologyPsychologists' assessment
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