2024
Longitudinal 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 pointsSymptomsTraitsAgreeablenessConscientiousnessFirearm storage practices among military veterans in the United States: Findings from a nationally representative survey
Nichter B, Hill M, Fischer I, Panza K, Kline A, Na P, Norman S, Rowcliffe M, Pietrzak R. Firearm storage practices among military veterans in the United States: Findings from a nationally representative survey. Journal Of Affective Disorders 2024, 351: 82-89. PMID: 38280567, DOI: 10.1016/j.jad.2024.01.179.Peer-Reviewed Original ResearchConceptsFirearm storage practicesContemporary population-based dataNational Health and ResiliencePromote safe firearm storageTrauma exposureAssociated with increased risk of suicidePopulation-based dataCross-sectional designStorage of firearmsAssociated with increased riskRisk of suicideNationally representative surveyDrug use disordersHealthcare professionalsSociodemographic characteristicsVeterans StudyFirearm storageTraumatic brain injuryU.S. veteransService membersMilitary veteransStorage practicesTraining initiativesVeteransRisk status
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 researchStructural inequities contribute to racial/ethnic differences in neurophysiological tone, but not threat reactivity, after trauma exposure
Harnett N, Fani N, Carter S, Sanchez L, Rowland G, Davie W, Guzman C, Lebois L, Ely T, van Rooij S, Seligowski A, Winters S, Grasser L, Musey P, Seamon M, House S, Beaudoin F, An X, Zeng D, Neylan T, Clifford G, Linnstaedt S, Germine L, Bollen K, Rauch S, Haran J, Storrow A, Lewandowski C, Hendry P, Sheikh S, Jones C, Punches B, Swor R, Hudak L, Pascual J, Harris E, Chang A, Pearson C, Peak D, Merchant R, Domeier R, Rathlev N, Bruce S, Miller M, Pietrzak R, Joormann J, Barch D, Pizzagalli D, Harte S, Elliott J, Kessler R, Koenen K, McLean S, Jovanovic T, Stevens J, Ressler K. Structural inequities contribute to racial/ethnic differences in neurophysiological tone, but not threat reactivity, after trauma exposure. Molecular Psychiatry 2023, 28: 2975-2984. PMID: 36725899, PMCID: PMC10615735, DOI: 10.1038/s41380-023-01971-x.Peer-Reviewed Original ResearchConceptsPost-traumatic stress disorderAmygdala connectivityAmygdala reactivityTrauma exposurePrefrontal cortexPTSD symptomsDorsal anterior cingulate cortexAnterior cingulate cortexFunctional magnetic resonance imagingMagnetic resonance imagingGreater amygdala connectivityDorsolateral prefrontal cortexSymptoms 3Trauma outcomesSkin conductance levelCingulate cortexEthnic groupsEthnic disparitiesResonance imagingMultisite longitudinal studyStress disorderTwo weeksEthnic variabilityWhite individualsBlack participants
2022
Genetic liability to suicidal thoughts and behaviors and risk of suicide attempt in US military veterans: moderating effects of cumulative trauma burden
Nichter B, Koller D, De Angelis F, Wang J, Girgenti M, Na P, Hill M, Norman S, Krystal J, Gelernter J, Polimanti R, Pietrzak R. Genetic liability to suicidal thoughts and behaviors and risk of suicide attempt in US military veterans: moderating effects of cumulative trauma burden. Psychological Medicine 2022, 53: 6325-6333. PMID: 36444557, DOI: 10.1017/s0033291722003646.Peer-Reviewed Original ResearchConceptsPolygenic risk scoresUS military veteransLifetime suicide attemptsSuicide attemptsTrauma exposureTrauma burdenGenetic liabilityMilitary veteransDrug repurposing analysisPopulation-based sampleCumulative trauma exposureLifetime trauma exposureLow trauma exposureSuicide prediction modelsChronic inflammationInflammatory processNervous system developmentRisk scorePsychiatric characteristicsSuicidal behaviorExposure interactionsLarge genome-wide association studiesHigh levelsVeteransSuicidalityPrevalence and characteristics associated with firearm ownership among low-income U.S. veterans
Tsai J, Testa A, Pietrzak R, Elbogen E. Prevalence and characteristics associated with firearm ownership among low-income U.S. veterans. Military Psychology 2022, 35: 132-141. PMID: 37133491, PMCID: PMC10013543, DOI: 10.1080/08995605.2022.2086415.Peer-Reviewed Original ResearchConceptsU.S. veteransMental health characteristicsLogistic regression analysisU.S. veteran populationMental health correlatesHierarchical logistic regression analysisU.S. military veteransClinical characteristicsAssociated sociodemographicFirearm ownershipHealth characteristicsVeteran populationSignificant associationTrauma exposureHealth correlatesPrevalenceMilitary veteransVeteransRegression analysisFirearm misuseRepresentative studyFirearm ownersSociodemographicsTraumaPrior differences in previous trauma exposure primarily drive the observed racial/ethnic differences in posttrauma depression and anxiety following a recent trauma
Harnett N, Dumornay N, Delity M, Sanchez L, Mohiuddin K, Musey P, Seamon M, McLean S, Kessler R, Koenen K, Beaudoin F, Lebois L, van Rooij S, Sampson N, Michopoulos V, Maples-Keller J, Haran J, Storrow A, Lewandowski C, Hendry P, Sheikh S, Jones C, Punches B, Kurz M, Swor R, McGrath M, Hudak L, Pascual J, House S, An X, Stevens J, Neylan T, Jovanovic T, Linnstaedt S, Germine L, Datner E, Chang A, Pearson C, Peak D, Merchant R, Domeier R, Rathlev N, O'Neil B, Sergot P, Bruce S, Miller M, Pietrzak R, Joormann J, Barch D, Pizzagalli D, Sheridan J, Smoller J, Luna B, Harte S, Elliott J, Ressler K. Prior differences in previous trauma exposure primarily drive the observed racial/ethnic differences in posttrauma depression and anxiety following a recent trauma. Psychological Medicine 2022, 53: 2553-2562. PMID: 35094717, PMCID: PMC9339026, DOI: 10.1017/s0033291721004475.Peer-Reviewed Original ResearchConceptsPosttraumatic stress disorderPrevious trauma exposureTrauma exposurePosttraumatic depressionPrior differencesChildhood emotional abusePrior trauma exposureSelf-report assessmentsWhite participantsPosttraumatic stressStress disorderAnxiety symptomsEmotional abuseLife stressorsPTSD ratesEarly aftermathPosttraumatic dysfunctionAnxietySymptom trajectoriesRecent traumaEthnic differencesAURORA studyParticipantsSymptom recoveryRecent research
2021
Research 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
2020
PTSD is associated with neuroimmune suppression: evidence from PET imaging and postmortem transcriptomic studies
Bhatt S, Hillmer AT, Girgenti MJ, Rusowicz A, Kapinos M, Nabulsi N, Huang Y, Matuskey D, Angarita GA, Esterlis I, Davis MT, Southwick SM, Friedman MJ, Duman R, Carson R, Krystal J, Pietrzak R, Cosgrove K. PTSD is associated with neuroimmune suppression: evidence from PET imaging and postmortem transcriptomic studies. Nature Communications 2020, 11: 2360. PMID: 32398677, PMCID: PMC7217830, DOI: 10.1038/s41467-020-15930-5.Peer-Reviewed Original ResearchMeSH KeywordsAcetamidesAdaptor Proteins, Signal TransducingAdultBrainCase-Control StudiesFemaleGene Expression ProfilingHealthy VolunteersHumansMaleMicrogliaMiddle AgedPositron-Emission TomographyPyridinesRadiopharmaceuticalsReceptors, GABAReceptors, Tumor Necrosis Factor, Member 14Sex FactorsStress Disorders, Post-TraumaticYoung AdultConceptsPosttraumatic stress disorderPeripheral immune activationImmune activationHigher C-reactive protein levelsC-reactive protein levelsTSPO availabilityTranslocator proteinBrain microglial activationTomography brain imagingStress-related pathophysiologyPositron emission tomography (PET) brain imagingNeuroimmune activationMicroglial activationPTSD symptom severityImmunologic regulationPostmortem studiesPTSD subgroupHealthy individualsSymptom severityTrauma exposurePTSD groupStress disorderLower relative expressionBrain imagingPET imaging
2011
Medical Comorbidity of Full and Partial Posttraumatic Stress Disorder in US Adults
Pietrzak RH, Goldstein RB, Southwick SM, Grant BF. Medical Comorbidity of Full and Partial Posttraumatic Stress Disorder in US Adults. Psychosomatic Medicine 2011, 73: 697-707. PMID: 21949429, PMCID: PMC3188699, DOI: 10.1097/psy.0b013e3182303775.Peer-Reviewed Original ResearchConceptsLifetime trauma exposureMedical conditionsUS adultsPartial PTSDTrauma exposureAngina pectorisStomach ulcersHuman immunodeficiency virus seropositivityNoncirrhotic liver diseaseDiagnosis of hypertensionPartial posttraumatic stress disorderWave 2 National Epidemiologic SurveyLogistic regression analysisPast-year diagnosesNational Epidemiologic SurveyNumerous medical conditionsPosttraumatic stress disorderIntermediate oddsMedical comorbiditiesDiabetes mellitusLiver diseaseVirus seropositivityHeart diseaseAxis IEpidemiologic Survey