2024
Psychometric properties, factor structure, and functional correlates of the PTSD checklist for DSM-5 in a U.S. national sample of older veterans
Cook J, Bovin M, Günak M, Lawrence K, Pietrzak R. Psychometric properties, factor structure, and functional correlates of the PTSD checklist for DSM-5 in a U.S. national sample of older veterans. International Psychogeriatrics 2024, 100027. DOI: 10.1016/j.inpsyc.2024.100027.Peer-Reviewed Original ResearchPosttraumatic stress disorderPosttraumatic Stress Disorder ChecklistDSM-5PCL-5Psychometric propertiesOlder veteransSymptoms of posttraumatic stress disorderSubthreshold posttraumatic stress disorderAdult trauma exposurePCL-5 scoresMeasure PTSD symptomsSample of older veteransExcellent internal consistencyRates of childhoodNationally representative web-based surveyU.S. national sampleAssociated with measuresDysphoric symptomsPTSD symptomsStress disorderTrauma exposureFactor structureCommunity-dwelling older veteransAssessment measuresInternal consistency
2023
Subjective 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. veterans
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