2023
Functional decline during the COVID‐19 pandemic among U.S. military veterans: Results from the National Health and Resilience in Veterans Study
Morse J, Fischer I, Na P, Afari N, Pietrzak R. Functional decline during the COVID‐19 pandemic among U.S. military veterans: Results from the National Health and Resilience in Veterans Study. International Journal Of Geriatric Psychiatry 2023, 38: e6040. PMID: 38072628, DOI: 10.1002/gps.6040.Peer-Reviewed Original ResearchConceptsAdverse childhood experiencesFunctional declineU.S. military veteransGreater adverse childhood experiencesNational HealthPhysical functioningVeterans StudyIdentification of veteransSubstantial health problemPhysical functional declineMilitary veteransMental functioningU.S. adult populationStress symptomsStrongest correlatePrevalence of veteransProtective psychosocial characteristicsMultivariable analysisPosttraumatic stress symptomsHealth problemsU.S. veteransAdult populationImprovement 1Coronavirus diseaseOlder ageEvaluating 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 researchPrevalence, Correlates, and Psychiatric Burden of Prolonged Grief Disorder in U.S. Military Veterans: Results From a Nationally Representative Study
Na P, Fischer I, Shear K, Pietrzak R. Prevalence, Correlates, and Psychiatric Burden of Prolonged Grief Disorder in U.S. Military Veterans: Results From a Nationally Representative Study. American Journal Of Geriatric Psychiatry 2023, 31: 543-548. PMID: 36878740, PMCID: PMC11143540, DOI: 10.1016/j.jagp.2023.02.007.Peer-Reviewed Original ResearchConceptsIndependent risk factorMajor depressive disorderUnited States veteransCoronavirus disease 2019Substance use disordersPost-traumatic stress disorderGrief disorderAdverse childhood experiencesNon-natural causesU.S. military veteransPoint prevalenceNationally Representative StudyFemale sexNational HealthRepresentative studyRisk factorsDepressive disorderPsychiatric burdenDisease 2019States veteransAdditional adjustmentPsychiatric disordersProlonged Grief DisorderUse disordersU.S. veteransSex-specific risk and resilience correlates of suicidal ideation in U.S. military veterans
Stefanovics E, Potenza M, Tsai J, Nichter B, Pietrzak R. Sex-specific risk and resilience correlates of suicidal ideation in U.S. military veterans. Journal Of Affective Disorders 2023, 328: 303-311. PMID: 36775254, DOI: 10.1016/j.jad.2023.02.025.Peer-Reviewed Original ResearchConceptsSuicidal ideationMale veteransFemale veteransU.S. military veteransRisk factorsGender-specific risk factorsPrevalence of SISex-specific riskMilitary veteransDifferent risk factorsAlcohol use disorderLow psychological resilienceMultivariable analysisNational HealthRepresentative sampleUse disordersU.S. veteransVeterans StudySuicide preventionTreatment effortsVeteransLow purposeStrongest correlatePrevalenceIdeationSubjective cognitive difficulties and posttraumatic stress disorder interact to increase suicide risk among middle-aged and older US military veterans
Cations M, Cook J, Nichter B, Esterlis I, Pietrzak R. Subjective cognitive difficulties and posttraumatic stress disorder interact to increase suicide risk among middle-aged and older US military veterans. International Psychogeriatrics 2023, 36: 599-607. PMID: 36756753, DOI: 10.1017/s1041610222001053.Peer-Reviewed Original ResearchPosttraumatic stress disorderSubjective cognitive difficultiesCurrent suicidal intentSuicidal intentSuicidal ideationPatient Health Questionnaire-9Suicide riskStress disorderCurrent posttraumatic stress disorderMilitary veteransCross-sectional studyUnited States military veteransUS military veteransCognitive Functioning ScaleOlder U.S. veteransCognitive difficultiesSubjective cognitive impairmentQuestionnaire-9US veteransNational HealthSuicide Behaviors QuestionnaireOlder veteransCognitive impairmentConcentration difficultiesU.S. veteransIdentifying significant correlates of purpose in life in older US military veterans: results from the national health and resilience in veterans study.
Fischer I, Feldman D, Tsai J, Harpaz-Rotem I, Lucas K, Schulenberg S, Pietrzak R. Identifying significant correlates of purpose in life in older US military veterans: results from the national health and resilience in veterans study. International Psychogeriatrics 2023, 35: 560-565. PMID: 36715004, DOI: 10.1017/s1041610222001223.Peer-Reviewed Original ResearchConceptsUS military veteransNational HealthMilitary veteransSignificant correlatesOlder US veteransAdverse health outcomesModifiable psychosocial factorsAdverse outcomesElastic net analysisUS veteransDepressive symptomsPsychosocial factorsHealth outcomesVeterans StudyPsychosocial variablesTreatment effortsCognitive outcomesCross-sectional dataVeteransOutcomesSocial supportCommunity integrationImportant correlatesHealthCorrelatesPrevalence, characteristics, and health burden of rheumatoid arthritis in the U.S. veteran population
Morse J, Afari N, Norman S, Guma M, Pietrzak R. Prevalence, characteristics, and health burden of rheumatoid arthritis in the U.S. veteran population. Journal Of Psychiatric Research 2023, 159: 224-229. PMID: 36746059, DOI: 10.1016/j.jpsychires.2023.01.039.Peer-Reviewed Original ResearchConceptsAlcohol use disorderSubthreshold posttraumatic stress disorderPosttraumatic stress disorderRheumatoid arthritisMental health burdenHealth burdenU.S. veteransMedical conditionsSomatic symptomsLifetime alcohol use disorderMale U.S. veteransConditions/symptomsSevere somatic symptomsU.S. veteran populationU.S. military veteransMultivariable analysisTrauma burdenIndependent associationNational HealthRepresentative sampleCurrent insomniaPsychiatric characteristicsUse disordersVeteran populationGreater severity
2022
Homelessness and Contact with the Criminal Legal System among U.S. Combat Veterans: An Exploration of Potential Mediating Factors
Orak U, Kelton K, Vaughn M, Tsai J, Pietrzak R. Homelessness and Contact with the Criminal Legal System among U.S. Combat Veterans: An Exploration of Potential Mediating Factors. Criminal Justice And Behavior 2022, 50: 392-409. DOI: 10.1177/00938548221140352.Peer-Reviewed Original ResearchCombat veteransUse disordersCLS involvementU.S. combat veteransDrug use disordersAlcohol use disorderPotential mediating factorsRisk factorsNational HealthModifiable mechanismsHistory of homelessnessVeterans StudyDescriptive studyPrevention effortsPotential mechanismsNotable proportionVeteransInvolvementDisordersAssociationMoral injuryMediating factorsIndirect associationsLarge proportionPrevalence and Clinical Characteristics of Recreational and At-Risk/Problematic Gambling in a National Sample of U.S. Military Veterans
Stefanovics E, Potenza M, Tsai J, Pietrzak R. Prevalence and Clinical Characteristics of Recreational and At-Risk/Problematic Gambling in a National Sample of U.S. Military Veterans. Journal Of Gambling Studies 2022, 39: 1077-1097. PMID: 36378356, DOI: 10.1007/s10899-022-10165-z.Peer-Reviewed Original ResearchConceptsCurrent psychiatric diagnosisU.S. military veteransUse disordersPsychiatric diagnosisMilitary veteransU.S. veteransDrug use disordersMental health treatmentSubstance use disordersChi-square testClinical characteristicsTrauma burdenNational HealthAdjusted associationsRoutine screeningClinical measuresRecreational gamblingCurrent prevalenceMale veteransHealth treatmentHigher household incomeSuicidal ideationVeterans StudyLogistic regressionExtensive involvementA significant U-shaped association between physical activity level and posttraumatic stress disorder in U.S. military Veterans: Results from the 2019–2020 National Health and Resilience in Veterans Study
Adams T, Fenlon E, Penn C, Hubert T, Pietrzak R. A significant U-shaped association between physical activity level and posttraumatic stress disorder in U.S. military Veterans: Results from the 2019–2020 National Health and Resilience in Veterans Study. Mental Health And Physical Activity 2022, 23: 100460. DOI: 10.1016/j.mhpa.2022.100460.Peer-Reviewed Original ResearchPhysical activity levelsU.S. military veteransActivity levelsNational HealthVeterans StudyModerate activity levelsLogistic regressionModerate physical activity levelsLower likelihoodMilitary veteransPositive PTSD screenPublic health guidelinesSpecific PTSD symptomsPTSD symptom dimensionsPosttraumatic stress disorderSelf-report measuresPTSD screenPost-stratification weightsPTSD symptom clustersMultinomial logistic regressionPhysical activityHealth guidelinesClinical implicationsSymptom clustersStress disorderPOLYGENIC RISK SCORE FOR THE PREDICTION OF ALCOHOL USE DISORDER COMORBIDITIES IN THE NATIONAL HEALTH AND RESILIENCE IN VETERANS STUDY COHORT
Mendoza B, De Lillo A, Gelernter J, Pietrzak R, Polimanti R. POLYGENIC RISK SCORE FOR THE PREDICTION OF ALCOHOL USE DISORDER COMORBIDITIES IN THE NATIONAL HEALTH AND RESILIENCE IN VETERANS STUDY COHORT. European Neuropsychopharmacology 2022, 63: e161-e162. DOI: 10.1016/j.euroneuro.2022.07.295.Peer-Reviewed Original Research
2021
Resilience to Suicidal Ideation among U.S. Military Veterans with Posttraumatic Stress: Results from the National Health and Resilience in Veterans Study
Kumar S, Hein C, DiLillo D, Pietrzak R. Resilience to Suicidal Ideation among U.S. Military Veterans with Posttraumatic Stress: Results from the National Health and Resilience in Veterans Study. Military Behavioral Health 2021, 10: 328-337. PMID: 36393818, PMCID: PMC9642972, DOI: 10.1080/21635781.2021.2015019.Peer-Reviewed Original ResearchPosttraumatic stress symptomsSuicidal ideationSuicidal ideation severityOperation Enduring Freedom/Operation Iraqi Freedom/Operation New DawnIdeation severityThree-year followSevere suicidal ideationMilitary combat veteransExperience higher ratesStrong protective factorU.S. military veteransOperation New DawnNational HealthVeterans StudyPsychological resilienceProtective factorsProtective psychological factorsTreatment effortsMilitary veteransSeverity
2020
Self‐reported exercise frequency and PTSD: results from the National Health and Resilience in Veterans Study
Adams T, Forte J, Fogle B, Southwick S, Pietrzak R. Self‐reported exercise frequency and PTSD: results from the National Health and Resilience in Veterans Study. Acta Psychiatrica Scandinavica 2020, 142: 486-495. PMID: 32961606, DOI: 10.1111/acps.13234.Peer-Reviewed Original ResearchConceptsProbable posttraumatic stress disorderPosttraumatic stress disorderSelf-reported exercise frequencyExercise frequencyNational HealthDaily exercisePhysical exerciseGreater severityVeterans StudyDays/weekMilitary veteransPopulation-based sampleAnxious arousal symptomsU.S. military veteransWeekly exerciseRe-experiencing symptomsU.S. veteransClinical implicationsProtective factorsStress disorderArousal symptomsCross-sectional dataPrevalenceSeverityVeterans
2018
Sex Differences in Correlates of Risk and Resilience Associated with Military Sexual Trauma
Averill L, Smith N, Holens P, Sippel L, Bellmore A, Mota N, Sareen J, Southwick S, Pietrzak R. Sex Differences in Correlates of Risk and Resilience Associated with Military Sexual Trauma. Journal Of Aggression Maltreatment & Trauma 2018, 28: 1199-1215. DOI: 10.1080/10926771.2018.1522408.Peer-Reviewed Original ResearchMilitary sexual traumaMST survivorsDrug use disordersPTSD symptomsSexual traumaHistory of MSTUse disordersMental health treatment utilizationPTSD symptom severityLifetime traumatic eventsLifetime PTSD symptomsPhysical health outcomesPotential sex-based differencesSuicidal ideation/attemptsSex differencesRepresentative National HealthCorrelates of riskTraumatic eventsSex-based differencesResilience factorsPsychosocial correlatesUnderstanding of outcomesResilience AssociatedNational HealthTreatment utilization
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
2016
S04-3 Assessing the dissociative ptsd subtype in a representative sample of us military veterans
Armour C, Tsai J, Pietrzak R. S04-3 Assessing the dissociative ptsd subtype in a representative sample of us military veterans. Occupational And Environmental Medicine 2016, 73: a100. DOI: 10.1136/oemed-2016-103951.269.Peer-Reviewed Original ResearchPosttraumatic stress disorderDissociative subtypeU.S. veteransDSM-5 posttraumatic stress disorderQuality of lifeAnonymous web-based surveyInitial screening questionsUS military veteransTrauma-exposed controlsDSM-5 versionSevere PTSD symptomsDissociative PTSD subtypeClinical characteristicsAlcohol use problemsCurrent study sampleNational HealthRepresentative sampleScreening questionsResponse rateWeb-based surveyMental disordersVeterans StudyPTSD subtypesU.S. adultsPTSD Checklist
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