2024
Prevalence, Correlates, and Burden of Subthreshold PTSD in US Veterans.
Fischer I, Na P, Harpaz-Rotem I, Marx B, Pietrzak R. Prevalence, Correlates, and Burden of Subthreshold PTSD in US Veterans. The Journal Of Clinical Psychiatry 2024, 85 PMID: 39480145, DOI: 10.4088/jcp.24m15465.Peer-Reviewed Original ResearchConceptsSubthreshold posttraumatic stress disorderPosttraumatic stress disorderPosttraumatic stress disorder symptom clustersLifetime psychiatric disordersUS veteransUS military veteransSymptom-related distressStress disorderPsychiatric disordersSymptom clustersTreating veteransCriterion AMilitary veteransTraumatic eventsCognitive functionWorking case definitionMental healthCriterion FFunctional impairmentVeteransNationally representative sampleFunctional correlatesDisordersElevated oddsGreater oddsBarriers to Mental Health Care in US Military Veterans
Lewis C, Fischer I, Tsai J, Harpaz-Rotem I, Pietrzak R. Barriers to Mental Health Care in US Military Veterans. Psychiatric Quarterly 2024, 95: 367-383. PMID: 38940875, DOI: 10.1007/s11126-024-10078-7.Peer-Reviewed Original ResearchMental health careMental health treatmentHealth careHealth treatmentReduce barriersUS veteransNegative beliefsInstrumental barriersNational Health and ResiliencePromote engagementMental health servicesPopulation-based effortsUS military veteransNationally representative dataMultivariate logistic regressionPerceived stigmaHealth servicesSocial supportPsychiatric needsVeterans StudyPractical barriersLow purposeConclusionsNearly halfMilitary veteransCare
2023
Characterization of Mental Health in US Veterans Before, During, and 2 Years After the Onset of the COVID-19 Pandemic
Fischer I, Na P, Harpaz-Rotem I, Krystal J, Pietrzak R. Characterization of Mental Health in US Veterans Before, During, and 2 Years After the Onset of the COVID-19 Pandemic. JAMA Network Open 2023, 6: e230463. PMID: 36821116, PMCID: PMC9951035, DOI: 10.1001/jamanetworkopen.2023.0463.Peer-Reviewed Original ResearchIdentifying 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 correlatesHealthCorrelates
2022
Exploration of a Novel Model of Intrusive Symptoms in Posttraumatic Stress Disorder Among US Veterans
Duek O, Spiller TR, Rubenstein A, Pietrzak RH, Harpaz-Rotem I. Exploration of a Novel Model of Intrusive Symptoms in Posttraumatic Stress Disorder Among US Veterans. JAMA Network Open 2022, 5: e223555. PMID: 35311966, PMCID: PMC8938717, DOI: 10.1001/jamanetworkopen.2022.3555.Peer-Reviewed Original Research
2021
Mental health and suicidal ideation in US military veterans with histories of COVID-19 infection
Na P, Tsai J, Harpaz-Rotem I, Pietrzak R. Mental health and suicidal ideation in US military veterans with histories of COVID-19 infection. BMJ Military Health 2021, 168: 15-19. PMID: 34035155, PMCID: PMC8154290, DOI: 10.1136/bmjmilitary-2021-001846.Peer-Reviewed Original ResearchConceptsStrong independent predictorUS military veteransSuicidal ideationIndependent predictorsCOVID-19COVID-related stressorsInternalising disordersPsychiatric conditionsProtective factorsMilitary veteransCOVID-19 infectionLogistic regression analysisPsychiatric symptom severityLower household incomeCurrent suicidal ideationSubstance use problemsProspective cohortMultivariable analysisTrauma burdenPositive screenUS veteransNational HealthPsychiatric symptomsPsychiatric disordersVeterans Study
2017
Mental and Physical Health Conditions in US Combat Veterans: Results From the National Health and Resilience in Veterans Study.
Thomas MM, Harpaz-Rotem I, Tsai J, Southwick SM, Pietrzak RH. Mental and Physical Health Conditions in US Combat Veterans: Results From the National Health and Resilience in Veterans Study. The Primary Care Companion For CNS Disorders 2017, 19 PMID: 28657698, DOI: 10.4088/pcc.17m02118.Peer-Reviewed Original ResearchMeSH KeywordsAdolescentAdultAge FactorsCardiovascular DiseasesCross-Sectional StudiesFemaleHealth StatusHumansMaleMental DisordersMental HealthMiddle AgedMigraine DisordersResilience, PsychologicalSex FactorsSocioeconomic FactorsSubstance-Related DisordersSuicideUnited StatesVeteransWar ExposureYoung AdultConceptsPhysical health conditionsPosttraumatic stress disorderOlder combat veteransCurrent posttraumatic stress disorderGreater oddsHealth conditionsChronic painHeart diseaseUS veteransNational HealthMigraine headacheCombat veteransSuicidal ideationVeterans StudyCurrent generalized anxiety disorderHeart attackVeterans Affairs Healthcare SystemLifetime posttraumatic stress disorderUS veteran populationElevated ratesPopulation-based burdenCurrent psychiatric disorderDrug use disordersMental health factorsGeneralized anxiety disorder
2016
Initiation of pharmacotherapy for post-traumatic stress disorder among veterans from Iraq and Afghanistan: a dimensional, symptom cluster approach
Harpaz-Rotem I, Rosenheck R, Mohamed S, Pietrzak R, Hoff R. Initiation of pharmacotherapy for post-traumatic stress disorder among veterans from Iraq and Afghanistan: a dimensional, symptom cluster approach. BJPsych Open 2016, 2: 286-293. PMID: 27703791, PMCID: PMC5016711, DOI: 10.1192/bjpo.bp.115.002451.Peer-Reviewed Original ResearchPost-traumatic stress disorderAnxiolytics/sedatives/hypnoticsPTSD diagnosisUS Veterans Health AdministrationPhenotypic presentationInitiation of pharmacotherapyPrescription of antidepressantsSedative/hypnoticsVeterans Health AdministrationHeterogeneous phenotypic presentationsMilitary-related post-traumatic stress disorderHypnotic prescriptionsMedication classesPrescribing patternsFirst prescriptionMultivariable analysisPharmacological treatmentClinical guidelinesInitial episodeUS veteransPTSD symptom clustersRe-experiencing symptomsSleep difficultiesHealth AdministrationSymptom clustersLate-life exacerbation of PTSD symptoms in US veterans: results from the National Health and Resilience in Veterans Study.
Mota N, Tsai J, Kirwin PD, Harpaz-Rotem I, Krystal JH, Southwick SM, Pietrzak RH. Late-life exacerbation of PTSD symptoms in US veterans: results from the National Health and Resilience in Veterans Study. The Journal Of Clinical Psychiatry 2016, 77: 348-54. PMID: 27046308, DOI: 10.4088/jcp.15m10101.Peer-Reviewed Original ResearchConceptsOlder US veteransPosttraumatic stress disorderUS veteransPTSD symptomsNational HealthVeterans StudyMultivariable logistic regression modelWorst traumaDelayed-onset posttraumatic stress disorderExecutive dysfunctionWave 2Population-based dataUS military veteransLogistic regression modelsWave 1Cohort studySignificant exacerbationGreater severitySymptomsOlder ageStress disorderSelf-reported cognitive difficultiesPotential targetMilitary veteransLater life
2014
Dimensional structure of DSM-5 posttraumatic stress disorder symptoms: results from the National Health and Resilience in Veterans Study.
Tsai J, Harpaz-Rotem I, Armour C, Southwick SM, Krystal JH, Pietrzak RH. Dimensional structure of DSM-5 posttraumatic stress disorder symptoms: results from the National Health and Resilience in Veterans Study. The Journal Of Clinical Psychiatry 2014, 76: 546-53. PMID: 25562376, DOI: 10.4088/jcp.14m09091.Peer-Reviewed Original ResearchConceptsPosttraumatic stress disorderLifetime posttraumatic stress disorderHealth-related functioningMental health-related functioningDSM-5 posttraumatic stress disorderUS veteransSymptom clustersPTSD symptom clustersNational HealthVeterans StudyPTSD symptomsQuality of lifeDysphoric Arousal modelPosttraumatic stress disorder (PTSD) symptomsDSM-5 posttraumatic stress disorder symptomsDSM-5 PTSD symptom clustersHealth outcomesFemale veteransSuicidal ideationDSM-5 PTSD symptomsStress disorderSymptomsDisorder symptomsPTSD symptomatologyVeterans