2024
Traumatic Brain Injury in U.S. Veterans: Prevalence and Associations with Physical, Mental, and Cognitive Health
Karr J, Rippey C, Hubert T, Stein M, Adams T, Pietrzak R. Traumatic Brain Injury in U.S. Veterans: Prevalence and Associations with Physical, Mental, and Cognitive Health. Archives Of Physical Medicine And Rehabilitation 2024 PMID: 39613218, DOI: 10.1016/j.apmr.2024.11.010.Peer-Reviewed Original ResearchPosttraumatic stress disorderAlcohol use disorderDrug use disordersTraumatic brain injuryActivities of daily livingInstrumental activities of daily livingU.S. veteransAnxiety disordersSuicidal ideationUse disorderHealth conditionsPrevalence of traumatic brain injuryU.S. military veteransBrain injuryActivities of daily living disabilitySelf-reported health professional diagnosisOdds of mild cognitive impairmentU.S. veteran populationMental health conditionsMild cognitive impairmentPhysical health conditionsDepressive disorderStress disorderAssociated with higher oddsSuicide attemptsMulti-modal risk factors differentiate suicide attempters from ideators in military veterans with major depressive disorder
Goldstein K, Pietrzak R, Challman K, Chu K, Beck K, Brenner L, Interian A, Myers C, Shafritz K, Szeszko P, Goodman M, Haznedar M, Hazlett E. Multi-modal risk factors differentiate suicide attempters from ideators in military veterans with major depressive disorder. Journal Of Affective Disorders 2024, 369: 588-598. PMID: 39341292, DOI: 10.1016/j.jad.2024.09.149.Peer-Reviewed Original ResearchSuicide attemptsDepressive disorderGo/No-GoMilitary veteransSeverity of suicidal behaviorFractional anisotropyDecreased attentional controlUnited States military veteransDiagnosis of MDDDSM-5 diagnosisMagnetic-resonance-imagingSuicide prevention effortsDifferentiate veteransDSM-5Attentional controlSuicide attempt/sSuicidal behaviorSuicidal ideationMDDNeurocognitive assessmentHealthy control groupNeuroimaging variablesPrevention effortsIdeationSuicideSuicide-Specific Cognitions and Suicidal Behavior in U.S. Military Veterans
Fischer I, Nichter B, Trachik B, Bryan C, Pietrzak R. Suicide-Specific Cognitions and Suicidal Behavior in U.S. Military Veterans. Psychiatry 2024, 87: 241-250. PMID: 38832675, DOI: 10.1080/00332747.2024.2352883.Peer-Reviewed Original ResearchSuicide-specific cognitionsU.S. military veteransMilitary veteransSuicidal ideationSuicide planLifetime history of suicide attemptsHistory of suicide attemptsAssociated with suicidal ideationSuicide Cognitions ScaleDepressive symptom severityThoughts of suicideMitigate suicide riskB-SCSAdverse childhood experiencesExploratory post hoc analysisSuicidal behaviorLifetime historySuicide riskSuicide attemptsSymptom severitySuicidal thoughtsCognitive scalesIndicator of riskChildhood experiencesIntervention effortsProblem Opioid Use Among US Military Veterans: Prevalence, Correlates, and Psychiatric Characteristics
Na P, Petrakis I, Krystal J, Pietrzak R. Problem Opioid Use Among US Military Veterans: Prevalence, Correlates, and Psychiatric Characteristics. Journal Of Addiction Medicine 2024, 18: 313-318. PMID: 38498625, PMCID: PMC11150085, DOI: 10.1097/adm.0000000000001286.Peer-Reviewed Original ResearchInstrumental activities of daily livingInstrumental activities of daily living disabilityLifetime suicide attemptsProblem opioid useUS military veteransUS veteransPsychiatric characteristicsSuicide attemptsMilitary veteransAssociated with black race/ethnicityActivities of daily livingNational Health and ResilienceLifetime alcohol use disorderMental health morbidityPosttraumatic stress disorderMental health disordersAlcohol use disorderNon-Hispanic race/ethnicityMultivariate logistic regression modelNationally representative sampleOpioid useLogistic regression modelsInstrumental activitiesHealth morbidityDaily living
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 levelsVeteransSuicidality
2021
Understanding risk in younger Veterans: Risk and protective factors associated with suicide attempt, homelessness, and arrest in a nationally representative Veteran sample
Edwards E, Dichiara A, Gromatsky M, Tsai J, Goodman M, Pietrzak R. Understanding risk in younger Veterans: Risk and protective factors associated with suicide attempt, homelessness, and arrest in a nationally representative Veteran sample. Military Psychology 2021, 34: 175-186. PMID: 38536330, PMCID: PMC10013446, DOI: 10.1080/08995605.2021.1982632.Peer-Reviewed Original ResearchOlder veteransYounger veteransProtective factorsPrior suicidal behaviorMental health servicesUS military veteransHistory of suicideAdverse eventsRisk factorsCriminal justice involvementProtective correlationHealth servicesSuicide attemptsSuicidal behaviorSuicide riskMilitary veteransVeteran sampleVeteransOlder cohortHomelessnessRiskCohortSocial supportAge cohortsRepresentative sample