2012
Examining the relation between combat-related concussion, a novel 5-factor model of posttraumatic stress symptoms, and health-related quality of life in Iraq and Afghanistan veterans.
Tsai J, Whealin JM, Scott JC, Harpaz-Rotem I, Pietrzak RH. Examining the relation between combat-related concussion, a novel 5-factor model of posttraumatic stress symptoms, and health-related quality of life in Iraq and Afghanistan veterans. The Journal Of Clinical Psychiatry 2012, 73: 1110-8. PMID: 22781019, DOI: 10.4088/jcp.11m07587.Peer-Reviewed Original ResearchConceptsMental health-related qualityHealth-related qualityPersistent postconcussive symptomsCombat-related concussionPostconcussive symptomsAlcohol use problemsPTSD symptomsAfghanistan veteransPhysical health-related qualityForm Health SurveyDysphoric arousal symptomsUse problemsIraq/Afghanistan veteransStrongest predictorPosttraumatic stress disorder (PTSD) symptomsClinical characteristicsProgram registryHealth SurveyPsychiatric cliniciansPosttraumatic stress symptomsMultivariate analysisSymptomsConcussionBivariate analysisSymptomatic veterans
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