2024
The association of perceived social support, resilience, and posttraumatic stress symptoms among coronavirus disease patients in the United States
Li J, Wisnivesky J, Gonzalez A, Feder A, Pietrzak R, Chanumolu D, Hu L, Kale M. The association of perceived social support, resilience, and posttraumatic stress symptoms among coronavirus disease patients in the United States. Journal Of Affective Disorders 2024, 368: 390-397. PMID: 39293600, DOI: 10.1016/j.jad.2024.09.091.Peer-Reviewed Original ResearchCOVID-19-related posttraumatic stress disorderPosttraumatic stress disorderPre-existing mental disordersSocial supportMental disordersPosttraumatic Stress Disorder ChecklistPosttraumatic stress disorder symptomsRisk of posttraumatic stress disorderCD-RISCPosttraumatic stress symptomsAcute careAssociation of perceived social supportMedical Outcomes Study Social Support SurveyTargeting of preventive interventionsConnor-Davidson Resilience ScalePsychological consequences of COVID-19Low social supportSocial Support SurveyMeasures of resilienceDSM-5Associated with lower oddsStress disorderStress symptomsCross-sectional designPsychological resilienceSuccessful Aging in US Veterans with Mental Disorders: Results From the National Health and Resilience in Veterans Study
Shin J, Fischer I, Na P, Jeste D, Pietrzak R. Successful Aging in US Veterans with Mental Disorders: Results From the National Health and Resilience in Veterans Study. American Journal Of Geriatric Psychiatry 2024 PMID: 39214753, DOI: 10.1016/j.jagp.2024.07.018.Peer-Reviewed Original ResearchGeneralized anxiety disorderPosttraumatic stress disorderMental disordersSomatic symptomsNational Health and ResilienceUS military veteransSuccessful agingAnxiety disordersDepressive disorderUS veteransStress disorderPromote successful agingHigher gratitudeVeterans StudyMilitary veteransInterventions targeting psychosocial factorsOne-in-fiveVeteransMDDDisordersPsychosocial factorsGratitudeNegative associationSymptomsMultivariate logistic regressionGeneralized anxiety and mild anxiety symptoms in U.S. military veterans: Prevalence, characteristics, and functioning
Macdonald-Gagnon G, Stefanovics E, Potenza M, Pietrzak R. Generalized anxiety and mild anxiety symptoms in U.S. military veterans: Prevalence, characteristics, and functioning. Journal Of Psychiatric Research 2024, 171: 263-270. PMID: 38325107, DOI: 10.1016/j.jpsychires.2024.02.013.Peer-Reviewed Original ResearchConceptsGeneralized anxiety disorderMild anxiety symptomsAnxiety symptomsMilitary veteransU.S. veteransCorrelates of generalized anxiety disorderCorrelates of anxiety symptomsAnxiety symptom severityU.S. military veteransAnxiety disordersGeneralized anxietyPoor mental healthSuicidal thoughtsSymptom severityMental disordersExcessive anxietyAnxietyMagnitude associationsMental healthFunctional impairmentVeteransFunctional correlatesClinical samplesNationally representative sampleSymptoms
2021
Research on Posttraumatic Stress Disorder in the Context of the COVID-19 Pandemic: A Review of Methods and Implications in General Population Samples
Husky M, Pietrzak R, Marx B, Mazure C. Research on Posttraumatic Stress Disorder in the Context of the COVID-19 Pandemic: A Review of Methods and Implications in General Population Samples. Chronic Stress 2021, 5: 24705470211051327. PMID: 34765850, PMCID: PMC8576091, DOI: 10.1177/24705470211051327.Peer-Reviewed Original ResearchPosttraumatic stress disorderStress disorderGeneral population sampleMental disordersCOVID-19 pandemicPre-existing mental disordersSevere posttraumatic symptomsPopulation samplePublic health planningDirect trauma exposurePosttraumatic stress disorder (PTSD) symptomsCross-sectional designGeneral populationSnowball sampling strategiesHealth planningTrauma exposureMental healthStatistical ManualDisordersDisorder symptomsInadequate assessmentCriterion ASymptomsPosttraumatic symptomsSelf-report measures
2016
S04-3 Assessing the dissociative ptsd subtype in a representative sample of us military veterans
Armour C, Tsai J, Pietrzak R. S04-3 Assessing the dissociative ptsd subtype in a representative sample of us military veterans. Occupational And Environmental Medicine 2016, 73: a100. DOI: 10.1136/oemed-2016-103951.269.Peer-Reviewed Original ResearchPosttraumatic stress disorderDissociative subtypeU.S. veteransDSM-5 posttraumatic stress disorderQuality of lifeAnonymous web-based surveyInitial screening questionsUS military veteransTrauma-exposed controlsDSM-5 versionSevere PTSD symptomsDissociative PTSD subtypeClinical characteristicsAlcohol use problemsCurrent study sampleNational HealthRepresentative sampleScreening questionsResponse rateWeb-based surveyMental disordersVeterans StudyPTSD subtypesU.S. adultsPTSD Checklist
2015
Epidemiology of generalized anxiety disorder in Canadian military personnel
Erickson J, Kinley D, Afifi T, Zamorski M, Pietrzak R, Stein M, Sareen J. Epidemiology of generalized anxiety disorder in Canadian military personnel. Journal Of Military Veteran And Family Health 2015, 1: 26-36. DOI: 10.3138/jmvfh.2014-01.Peer-Reviewed Original ResearchMental disordersHigher oddsWorld Mental Health Composite International Diagnostic InterviewComposite International Diagnostic InterviewMultivariate logistic regression modelAnxiety disordersMilitary personnelConsiderable functional impairmentCo-occurring disordersCanadian Community Health Survey-Canadian Forces SupplementLifetime prevalence ratesMental health careRegular Force personnelDegree of impairmentCanadian military personnelGeneralized anxiety disorderLogistic regression modelsClinical characteristicsClinical featuresMean ageFunctional impairmentPrevalence ratesDiagnostic InterviewEpisode lengthDisorders
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