2014
Functional significance of a novel 7-factor model of DSM-5 PTSD symptoms: Results from the National Health and Resilience in Veterans Study
Pietrzak RH, Tsai J, Armour C, Mota N, Harpaz-Rotem I, Southwick SM. Functional significance of a novel 7-factor model of DSM-5 PTSD symptoms: Results from the National Health and Resilience in Veterans Study. Journal Of Affective Disorders 2014, 174: 522-526. PMID: 25556669, DOI: 10.1016/j.jad.2014.12.007.Peer-Reviewed Original ResearchConceptsQuality of lifePosttraumatic stress disorderDSM-5 PTSD symptomsPTSD symptomsNational HealthU.S. veteransSuicidal ideationVeterans StudySymptom clustersDysphoric arousal symptomsCross-sectional designFunctional outcomePsychiatric comorbidityClinical significancePTSD symptom clustersCurrent depressionDSM-5 PTSD symptom clustersPTSD phenotypeMental disordersSymptomsComorbid psychopathologyStress disorderFunctional correlatesStatistical ManualTreatment efforts
2011
Support for a novel five-factor model of posttraumatic stress symptoms in three independent samples of Iraq/Afghanistan veterans: A confirmatory factor analytic study
Pietrzak RH, Tsai J, Harpaz-Rotem I, Whealin JM, Southwick SM. Support for a novel five-factor model of posttraumatic stress symptoms in three independent samples of Iraq/Afghanistan veterans: A confirmatory factor analytic study. Journal Of Psychiatric Research 2011, 46: 317-322. PMID: 22154134, DOI: 10.1016/j.jpsychires.2011.11.013.Peer-Reviewed Original ResearchConceptsIraq/Afghanistan veteransHyperarousal symptom clustersConfirmatory factor analytic studyFactor analytic studiesAfghanistan veteransDysphoric arousalPTSD symptomsArousal clustersCommunity samplePosttraumatic stress disorder (PTSD) symptomsEmotional numbing modelSymptom clustersTreatment-seeking samplePosttraumatic stress symptomsDSM-IV modelIndependent samplesFive-factor modelConfirmatory factor analysisAnxious arousalEmotional numbingNumbing modelPTSD symptomatologyDisorder symptomsStress symptomsPTSD Checklist
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