2023
Evaluating 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 research
2017
Neuroeconomic approach to trauma related psychopathology: A version to ambiguous losses in PTSD
Harpaz-Rotem I, Jia R, Ruderman L, Pietrzak R, Levy I. Neuroeconomic approach to trauma related psychopathology: A version to ambiguous losses in PTSD. European Psychiatry 2017, 41: s358. DOI: 10.1016/j.eurpsy.2017.02.349.Peer-Reviewed Original ResearchAnxious arousal symptomsArousal symptomsAmbiguity attitudesCombat exposureTrauma-related symptomatologyTrauma-Related PsychopathologyTrauma-related symptomsWhole-brain analysisBehavioral economics techniquesSeverity of PTSDDisclosure of interestNeuroeconomic approachNeural underpinningsTraditional diagnostic categoriesSpecific brain areasCombat veteransRelated psychopathologyAmbiguous optionBehavioral outcomesFMRI dataBrain analysisPTSDLoss domainAmbiguous lossBrain areas
2010
Posttraumatic growth in Veterans of Operations Enduring Freedom and Iraqi Freedom
Pietrzak RH, Goldstein MB, Malley JC, Rivers AJ, Johnson DC, Morgan CA, Southwick SM. Posttraumatic growth in Veterans of Operations Enduring Freedom and Iraqi Freedom. Journal Of Affective Disorders 2010, 126: 230-235. PMID: 20399504, DOI: 10.1016/j.jad.2010.03.021.Peer-Reviewed Original ResearchConceptsOperation Enduring FreedomMild traumatic brain injuryGreater posttraumatic stress disorder (PTSD) symptomsTraumatic brain injuryEnduring FreedomIraqi FreedomCorrelates of psychopathologyPosttraumatic stress disorder (PTSD) symptomsOEF-OIF veteransAnonymous mail surveyBrain injuryPosttraumatic growthSurvey return rateYounger ageOIF veteransPsychosocial functioningPerception of effortCombat exposureDisorder symptomsVeteransRegression analysisMember supportDeleterious effectsSocial support