2024
Problem 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
2023
Prevalence, 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
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