2024
Unveiling the Structure in Mental Disorder Presentations
Spiller T, Duek O, Helmer M, Murray J, Fielstein E, Pietrzak R, von Känel R, Harpaz-Rotem I. Unveiling the Structure in Mental Disorder Presentations. JAMA Psychiatry 2024, 81: 1101-1107. PMID: 39110437, PMCID: PMC11307158, DOI: 10.1001/jamapsychiatry.2024.2047.Peer-Reviewed Original ResearchSymptom combinationsNational Institute of Mental Health Data ArchivePosttraumatic stress disorderDiagnostic criteriaHeterogeneity of symptomsSecondary data analysisCross-sectional studyRevision of diagnostic criteriaSymptom-based definitionsDSM criteriaStress disorderSymptom heterogeneityDisorder presentationsClinical populationsMain OutcomesAssess symptomsGroup of individualsParticipantsSymptomsNational InstituteDisordersIndividualsSchizophreniaAnxietyIndividual frequenciesLongitudinal associations between five factor model and impulsive personality traits and PTSD symptoms: Findings from the AURORA study
Hyatt C, Reddi P, Sharpe B, Michopoulos V, van Rooij S, House S, Beaudoin F, An X, Stevens J, Zeng D, Neylan T, Clifford G, Linnstaedt S, Germine L, Bollen K, Rauch S, Haran J, Lewandowski C, Musey P, Hendry P, Sheikh S, Jones C, Punches B, Kurz M, Swor R, Hudak L, Pascual J, Seamon M, Harris E, Pearson C, Peak D, Merchant R, Domeier R, Rathlev N, Sergot P, Sanchez L, Bruce S, Miller M, Pietrzak R, Joormann J, Pizzagalli D, Sheridan J, Smoller J, Harte S, Elliott J, McLean S, Kessler R, Ressler K, Koenen K, Maples-Keller J. Longitudinal associations between five factor model and impulsive personality traits and PTSD symptoms: Findings from the AURORA study. Journal Of Research In Personality 2024, 112: 104524. DOI: 10.1016/j.jrp.2024.104524.Peer-Reviewed Original ResearchImpulsive personality traitsPTSD symptomsPersonality traitsOne-year post-traumaSevere PTSD symptomsPost-traumaFactor modelNegative urgencyLow agreeablenessLow conscientiousnessTrauma exposurePersonality assessmentPTSD riskProspective linksSymptom TotalPTSDLongitudinal associationsAURORA studyIncremental predictorNeuroticismTime pointsSymptomsTraitsAgreeablenessConscientiousnessMicroglia-mediated neuroimmune suppression in PTSD is associated with anhedonia
Bonomi R, Hillmer A, Woodcock E, Bhatt S, Rusowicz A, Angarita G, Carson R, Davis M, Esterlis I, Nabulsi N, Huang Y, Krystal J, Pietrzak R, Cosgrove K. Microglia-mediated neuroimmune suppression in PTSD is associated with anhedonia. Proceedings Of The National Academy Of Sciences Of The United States Of America 2024, 121: e2406005121. PMID: 39172786, PMCID: PMC11363315, DOI: 10.1073/pnas.2406005121.Peer-Reviewed Original ResearchConceptsPTSD groupPrefrontal-limbic circuitsNeuroimmune responseAssociated with anhedoniaPosttraumatic stress disorderPositron emission tomography brain imagingTranslocator protein availabilityBrain immune functionAnhedonic symptomsStress disorderPeripheral immune dysfunctionPTSDGroup differencesSeverity of symptomsPsychiatric diseasesTranslocator proteinBrain imagingAdministration of lipopolysaccharideSymptomsMicroglial markersLPS-induced increaseCompared to controlsImmune functionSickness symptomsAnhedoniaSuccessful Aging in US Veterans with Mental Disorders: Results From the National Health and Resilience in Veterans Study
Shin J, Fischer I, Na P, Jeste D, Pietrzak R. Successful Aging in US Veterans with Mental Disorders: Results From the National Health and Resilience in Veterans Study. American Journal Of Geriatric Psychiatry 2024 PMID: 39214753, DOI: 10.1016/j.jagp.2024.07.018.Peer-Reviewed Original ResearchGeneralized anxiety disorderPosttraumatic stress disorderMental disordersSomatic symptomsNational Health and ResilienceUS military veteransSuccessful agingAnxiety disordersDepressive disorderUS veteransStress disorderPromote successful agingHigher gratitudeVeterans StudyMilitary veteransInterventions targeting psychosocial factorsOne-in-fiveVeteransMDDDisordersPsychosocial factorsGratitudeNegative associationSymptomsMultivariate logistic regressionGeneralized anxiety and mild anxiety symptoms in U.S. military veterans: Prevalence, characteristics, and functioning
Macdonald-Gagnon G, Stefanovics E, Potenza M, Pietrzak R. Generalized anxiety and mild anxiety symptoms in U.S. military veterans: Prevalence, characteristics, and functioning. Journal Of Psychiatric Research 2024, 171: 263-270. PMID: 38325107, DOI: 10.1016/j.jpsychires.2024.02.013.Peer-Reviewed Original ResearchConceptsGeneralized anxiety disorderMild anxiety symptomsAnxiety symptomsMilitary veteransU.S. veteransCorrelates of generalized anxiety disorderCorrelates of anxiety symptomsAnxiety symptom severityU.S. military veteransAnxiety disordersGeneralized anxietyPoor mental healthSuicidal thoughtsSymptom severityMental disordersExcessive anxietyAnxietyMagnitude associationsMental healthFunctional impairmentVeteransFunctional correlatesClinical samplesNationally representative sampleSymptoms
2023
Evaluating a novel 8-factor dimensional model of PTSD in U.S. military veterans: Results from the National Health and Resilience in Veterans Study
Stiltner B, Fischer I, Duek O, Polimanti R, Harpaz-Rotem I, Pietrzak R. Evaluating a novel 8-factor dimensional model of PTSD in U.S. military veterans: Results from the National Health and Resilience in Veterans Study. Journal Of Affective Disorders 2023, 346: 303-307. PMID: 37979626, DOI: 10.1016/j.jad.2023.11.041.Peer-Reviewed Original ResearchConceptsIndex traumaPTSD symptomsNational HealthPosttraumatic stress disorder (PTSD) symptomsVeterans StudyMilitary veteransTrauma-exposed populationsClinician-administered interviewU.S. military veteransConfirmatory factor analysisDSM-5 modelStrong significant associationTrauma exposureIntrusive symptomsDisorder symptomsCombat exposureHigh riskU.S. veteransDSM-5Significant associationSymptomsInterpersonal violenceFactor analysisPTSDScarce researchA Longitudinal Cohort Study of Factors Impacting Healthcare Worker Burnout in New York City During the COVID-19 Pandemic
Peccoralo L, Pietrzak R, Tong M, Kaplan S, Feingold J, Feder A, Chan C, Verity J, Charney D, Ripp J. A Longitudinal Cohort Study of Factors Impacting Healthcare Worker Burnout in New York City During the COVID-19 Pandemic. Journal Of Occupational And Environmental Medicine 2023, 65: 362-369. PMID: 36727906, PMCID: PMC10171104, DOI: 10.1097/jom.0000000000002790.Peer-Reviewed Original ResearchConceptsFrontline healthcare workersCohort studyProspective cohort studyLongitudinal cohort studyMount Sinai HospitalMental health symptomsHealthcare workersHealthcare worker burnoutSinai HospitalHealth symptomsCorrelates of burnoutNew York CityCOVID surgeLow optimismCOVID-19COVID-19 pandemicYork CityWorkplace distressEarly burnoutPatientsHospitalSymptomsWorker burnoutPrevalenceBurnout
2021
60558 Non-Suicidal Self Injury in Military Veterans with PTSD: An Ecological Momentary Assessment Study
Kachadourian L, Sullivan T, Pietrzak R. 60558 Non-Suicidal Self Injury in Military Veterans with PTSD: An Ecological Momentary Assessment Study. Journal Of Clinical And Translational Science 2021, 5: 139-140. PMCID: PMC8828001, DOI: 10.1017/cts.2021.757.Peer-Reviewed Original ResearchPost-traumatic stress disorderEcological momentary assessmentPTSD symptomsMilitary veteransStress disorderNon-Suicidal Self-InjuryPost-traumatic stress disorder symptomsNumber of symptomsCurrent pilot studySurvey completion rateMomentary assessmentNSSI urgesEligible participantsSpecific symptomsEcological momentary assessment studySymptomsMilitary populationMomentary assessment studySelf-InjuryPilot studyTreatment effortsStudy periodLarge-scale studiesSurvey completionDisorder symptomsResearch on Posttraumatic Stress Disorder in the Context of the COVID-19 Pandemic: A Review of Methods and Implications in General Population Samples
Husky M, Pietrzak R, Marx B, Mazure C. Research on Posttraumatic Stress Disorder in the Context of the COVID-19 Pandemic: A Review of Methods and Implications in General Population Samples. Chronic Stress 2021, 5: 24705470211051327. PMID: 34765850, PMCID: PMC8576091, DOI: 10.1177/24705470211051327.Peer-Reviewed Original ResearchPosttraumatic stress disorderStress disorderGeneral population sampleMental disordersCOVID-19 pandemicPre-existing mental disordersSevere posttraumatic symptomsPopulation samplePublic health planningDirect trauma exposurePosttraumatic stress disorder (PTSD) symptomsCross-sectional designGeneral populationSnowball sampling strategiesHealth planningTrauma exposureMental healthStatistical ManualDisordersDisorder symptomsInadequate assessmentCriterion ASymptomsPosttraumatic symptomsSelf-report measures
2017
Apolipoprotein E gene polymorphism, trauma burden, and posttraumatic stress symptoms in U.S. military veterans: Results from the National Health and Resilience in Veterans Study
Mota NP, Han S, Harpaz‐Rotem I, Maruff P, Krystal JH, Southwick SM, Gelernter J, Pietrzak RH. Apolipoprotein E gene polymorphism, trauma burden, and posttraumatic stress symptoms in U.S. military veterans: Results from the National Health and Resilience in Veterans Study. Depression And Anxiety 2017, 35: 168-177. PMID: 29172227, PMCID: PMC5794529, DOI: 10.1002/da.22698.Peer-Reviewed Original ResearchConceptsΕ4 allele carriersApolipoprotein E gene polymorphismE gene polymorphismTrauma burdenU.S. military veteransAllele carriersPosttraumatic stress disorderPTSD symptomsNational HealthGreater social supportGene polymorphismsGreater severityMilitary veteransVeterans StudyAPOE ε4 carrier statusSocial supportΕ4 carrier statusAPOE genotypeΕ4 noncarriersPosttraumatic stress symptomsIndependent replication sampleSymptomsPTSD riskStress disorderCarrier status
2014
Functional significance of a novel 7-factor model of DSM-5 PTSD symptoms: Results from the National Health and Resilience in Veterans Study
Pietrzak RH, Tsai J, Armour C, Mota N, Harpaz-Rotem I, Southwick SM. Functional significance of a novel 7-factor model of DSM-5 PTSD symptoms: Results from the National Health and Resilience in Veterans Study. Journal Of Affective Disorders 2014, 174: 522-526. PMID: 25556669, DOI: 10.1016/j.jad.2014.12.007.Peer-Reviewed Original ResearchConceptsQuality of lifePosttraumatic stress disorderDSM-5 PTSD symptomsPTSD symptomsNational HealthU.S. veteransSuicidal ideationVeterans StudySymptom clustersDysphoric arousal symptomsCross-sectional designFunctional outcomePsychiatric comorbidityClinical significancePTSD symptom clustersCurrent depressionDSM-5 PTSD symptom clustersPTSD phenotypeMental disordersSymptomsComorbid psychopathologyStress disorderFunctional correlatesStatistical ManualTreatment efforts