Neighborhood ethnoracial diversity and positive psychotic symptoms among youth at high-risk and healthy comparisons
Ku B, Yuan Q, Haardörfer R, Addington J, Bearden C, Cadenhead K, Cannon T, Cornblatt B, Keshavan M, Mathalon D, Perkins D, Stone W, Woods S, Druss B, Walker E, Anglin D. Neighborhood ethnoracial diversity and positive psychotic symptoms among youth at high-risk and healthy comparisons. Psychiatry Research 2024, 342: 116222. PMID: 39378539, DOI: 10.1016/j.psychres.2024.116222.Peer-Reviewed Original ResearchHealthy comparisonPositive symptomsCHR-PPeer victimizationNorth American Prodrome Longitudinal StudyScale of Prodromal SymptomsAttenuated positive symptomsPositive psychotic symptomsClinical high riskFewer life eventsAssociated with schizophreniaEthnoracial diversityPsychotic symptomsHigh riskPrevent psychosisDepressive symptomsStructural equation modelingLife eventsProdromal symptomsPsychosisDiscriminatory experiencesEthnoracial minoritiesSocial determinantsNeighborhood povertyEthnoracial groupsA Computational Account of the Development and Evolution of Psychotic Symptoms.
Powers A, Angelos P, Bond A, Farina E, Fredericks C, Gandhi J, Greenwald M, Hernandez-Busot G, Hosein G, Kelley M, Mourgues C, Palmer W, Rodriguez-Sanchez J, Seabury R, Toribio S, Vin R, Weleff J, Woods S, Benrimoh D. A Computational Account of the Development and Evolution of Psychotic Symptoms. Biological Psychiatry 2024 PMID: 39260466, DOI: 10.1016/j.biopsych.2024.08.026.Peer-Reviewed Original ResearchPsychotic symptomsSymptom formationEmergence of psychotic symptomsConversion to psychosisPrediction error signalsIncoming sensory informationHallucination severityDiminished signal-to-noise ratioComputational accountPsychiatric interventionNeural systemsHallucinationsIncreasing convictionOver-reliancePsychosisSensory informationLongitudinal developmentSymptomsBelief formationThe 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 symptomsA computational account of the development and evolution of psychotic symptoms
Powers A, Angelos P, Bond A, Farina E, Fredericks C, Gandhi J, Greenwald M, Hernandez-Busot G, Hosein G, Kelley M, Mourgues C, Palmer W, Rodriguez-Sanchez J, Seabury R, Toribio S, Vin R, Weleff J, Woods S, Benrimoh D. A computational account of the development and evolution of psychotic symptoms. Biological Psychiatry 2024, 5 PMID: 38699166, PMCID: PMC11065053, DOI: 10.1016/j.biopsych.2024.08.026.Peer-Reviewed Original ResearchPsychotic symptomsSymptom formationEmergence of psychotic symptomsConversion to psychosisPrediction error signalsIncoming sensory informationHallucination severityComputational accountPsychiatric interventionDiminished signal-to-noise ratioNeural systemsHallucinationsIncreasing convictionOver-reliancePsychosisSensory informationLongitudinal developmentSymptomsBelief formationThe 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 hypothesesAttention Deficit Hyperactivity Disorder Among Youth at Clinical High Risk of Psychosis
Braun A, Liu L, Bearden C, Cadenhead K, Cornblatt B, Keshavan M, Mathalon D, Perkins D, Stone W, Tsuang M, Walker E, Woods S, Cannon T, Addington J. Attention Deficit Hyperactivity Disorder Among Youth at Clinical High Risk of Psychosis. Schizophrenia Bulletin Open 2024, 5: sgae028. PMID: 39583590, PMCID: PMC11584910, DOI: 10.1093/schizbullopen/sgae028.Peer-Reviewed Original ResearchClinical high riskCo-morbid ADHDClinical high risk of psychosisPredictors of transition to psychosisNorth American Prodrome Longitudinal StudySubstance useClinical high-risk individualsClinical high-risk participantsClinical high-risk youthHigh risk of psychosisAttention deficit hyperactivity disorderNegative psychotic symptomsTransition to psychosisCo-morbid disordersNon-ADHD groupRisk of psychosisDeficit hyperactivity disorderCo-morbidityIncreased substance useAssociated with numerous adverse outcomesPsychotic symptomsNumerous adverse outcomesPremorbid functioningSocial cognitionADHD group