2023
Positive personality traits moderate persistent high alcohol consumption, determined by polygenic risk in U.S. military veterans: results from a 10-year, population-based, observational cohort study
Na P, Zhou H, Montalvo-Ortiz J, Cabrera-Mendoza B, Petrakis I, Krystal J, Polimanti R, Gelernter J, Pietrzak R. Positive personality traits moderate persistent high alcohol consumption, determined by polygenic risk in U.S. military veterans: results from a 10-year, population-based, observational cohort study. Psychological Medicine 2023, 53: 7893-7901. PMID: 37642191, DOI: 10.1017/s003329172300199x.Peer-Reviewed Original ResearchLongitudinal Trends in Suicidal Thoughts and Behaviors Among US Military Veterans During the COVID-19 Pandemic
Fischer I, Nichter B, Na P, Norman S, Krystal J, Pietrzak R. Longitudinal Trends in Suicidal Thoughts and Behaviors Among US Military Veterans During the COVID-19 Pandemic. JAMA Psychiatry 2023, 80: 577-584. PMID: 37017978, PMCID: PMC10077136, DOI: 10.1001/jamapsychiatry.2023.0393.Peer-Reviewed Original ResearchConceptsNew-onset suicidal ideationUS military veteransLifetime substance use disorderPast-year suicidal ideationSubstance use disordersSuicidal ideationSuicide planningMilitary veteransUse disordersPsychiatric distressCOVID-19 pandemicSuicidal thoughtsPopulation-based longitudinal studyEvidence-based preventionLongitudinal studyLongitudinal trendsCohort studyNational HealthUS veteransMAIN OUTCOMEVeterans StudySuicide attemptsSuicide riskVulnerable populationsVeteransTrajectories of alcohol consumption in U.S. military veterans: Results from a 10-year population-based longitudinal study
Na P, Montalvo-Ortiz J, Petrakis I, Krystal J, Polimanti R, Gelernter J, Pietrzak R. Trajectories of alcohol consumption in U.S. military veterans: Results from a 10-year population-based longitudinal study. Drug And Alcohol Dependence 2023, 246: 109833. PMID: 36963160, PMCID: PMC10811960, DOI: 10.1016/j.drugalcdep.2023.109833.Peer-Reviewed Original ResearchMeSH KeywordsAlcohol DrinkingAlcoholismHumansLongitudinal StudiesStress Disorders, Post-TraumaticVeteransConceptsAlcohol consumption groupCurrent mental health treatmentDysphoric arousal symptomsMental health treatmentUS veteransAlcohol consumptionHealth treatmentConsumption groupArousal symptomsYounger agePopulation-based longitudinal studyPublic health problemLongitudinal studyExcessive alcohol consumptionAlcohol use disorderPosttraumatic stress disorderU.S. military veteransMedical comorbiditiesChronic courseNational HealthClose monitoringUse disordersHealth problemsVeterans StudyStress disorder
2021
Risk factors for suicide attempts among U.S. military veterans: A 7‐year population‐based, longitudinal cohort study
Nichter B, Stein MB, Monteith LL, Herzog S, Holliday R, Hill ML, Norman SB, Krystal JH, Pietrzak RH. Risk factors for suicide attempts among U.S. military veterans: A 7‐year population‐based, longitudinal cohort study. Suicide And Life-Threatening Behavior 2021, 52: 303-316. PMID: 34873738, DOI: 10.1111/sltb.12822.Peer-Reviewed Original ResearchPrevalence and Trends in Suicidal Behavior Among US Military Veterans During the COVID-19 Pandemic
Nichter B, Hill ML, Na PJ, Kline AC, Norman SB, Krystal JH, Southwick SM, Pietrzak RH. Prevalence and Trends in Suicidal Behavior Among US Military Veterans During the COVID-19 Pandemic. JAMA Psychiatry 2021, 78: 1218-1227. PMID: 34431973, PMCID: PMC8387942, DOI: 10.1001/jamapsychiatry.2021.2332.Peer-Reviewed Original ResearchMeSH KeywordsAdultAgedCOVID-19FemaleHumansLongitudinal StudiesMaleMiddle AgedPrevalenceRisk FactorsSuicidal IdeationUnited StatesVeteransConceptsUS military veteransCOVID-19 infectionCohort studySuicidal behaviorPast-year suicide ideationRisk factorsMilitary veteransPopulation-based prospective cohort studyCOVID-19 pandemicSuicide ideationSuicide attemptsProspective cohort studyLifetime posttraumatic stress disorderStrong risk factorCOVID-19 public health emergencyLow social supportPosttraumatic stress disorderPublic health emergencyAlcohol use disorder severityUS veteransNational HealthMAIN OUTCOMESuicide attempt historyVeterans StudyCOVID-19-related variables
2020
Longitudinal Relationships between Perceived Social Support and Symptom Outcomes: Findings from a sample of Adult Survivors of Childhood Sexual Abuse
Steine IM, Winje D, Krystal JH, Milde AM, Bjorvatn B, Nordhus IH, Grønli J, Pallesen S. Longitudinal Relationships between Perceived Social Support and Symptom Outcomes: Findings from a sample of Adult Survivors of Childhood Sexual Abuse. Child Abuse & Neglect 2020, 107: 104566. PMID: 32526550, DOI: 10.1016/j.chiabu.2020.104566.Peer-Reviewed Original ResearchMeSH KeywordsAdultAdult Survivors of Child AbuseCross-Sectional StudiesFemaleHumansLongitudinal StudiesMaleSocial SupportConceptsChildhood sexual abuseMental health symptomsCSA survivorsSocial supportRelational problemsSexual abuseHealth symptomsCross-lagged panel analysisAdult survivorsAdult CSA survivorsPosttraumatic stress symptomsSexual abuse survivorsFemale CSA survivorsLongitudinal studyPerceived Social SupportFour-year longitudinal studyDifferent symptom domainsPosttraumatic stressAbuse survivorsStress symptomsAnxiety symptomsReciprocal associationsLongitudinal relationshipLongitudinal associationsSymptom domains
2019
Insomnia symptom trajectories among adult survivors of childhood sexual abuse: A longitudinal study
Steine IM, Skogen JC, Krystal JH, Winje D, Milde AM, Grønli J, Nordhus IH, Bjorvatn B, Pallesen S. Insomnia symptom trajectories among adult survivors of childhood sexual abuse: A longitudinal study. Child Abuse & Neglect 2019, 93: 263-276. PMID: 31129428, DOI: 10.1016/j.chiabu.2019.05.009.Peer-Reviewed Original Research
2017
Posttraumatic symptom profiles among adult survivors of childhood sexual abuse: A longitudinal study
Steine IM, Winje D, Skogen JC, Krystal JH, Milde AM, Bjorvatn B, Nordhus IH, Grønli J, Pallesen S. Posttraumatic symptom profiles among adult survivors of childhood sexual abuse: A longitudinal study. Child Abuse & Neglect 2017, 67: 280-293. PMID: 28327414, DOI: 10.1016/j.chiabu.2017.03.002.Peer-Reviewed Original ResearchConceptsChildhood sexual abuseSexual abuseAdult survivorsPosttraumatic Stress Symptom TrajectoriesSexual abuse survivorsClinical-level symptomsLatent profile analysisAbuse survivorsRelational difficultiesAbusive experiencesPTSS trajectoriesPenetrative abusePTSSChildhood maltreatmentBest overall fitSocial supportIntense anxietyNorwegian sampleBiological parentsLongitudinal studySymptom trajectoriesClinical interventionsSymptom profilesAbuseOverall fit
2016
Psychological resilience in U.S. military veterans: A 2-year, nationally representative prospective cohort study
Isaacs K, Mota NP, Tsai J, Harpaz-Rotem I, Cook JM, Kirwin PD, Krystal JH, Southwick SM, Pietrzak RH. Psychological resilience in U.S. military veterans: A 2-year, nationally representative prospective cohort study. Journal Of Psychiatric Research 2016, 84: 301-309. PMID: 27814502, DOI: 10.1016/j.jpsychires.2016.10.017.Peer-Reviewed Original ResearchConceptsU.S. military veteransTrauma-exposed veteransPsychological resilienceTrauma exposureMilitary veteransResilient groupTrauma-related psychological symptomsDistressed groupHigh trauma exposureCurrent psychological distressLifetime trauma exposurePhysical health difficultiesSense of purposeProspective cohort studyDispositional gratitudePosttraumatic stressTraumatic eventsEmotional stabilityPsychological distressCurrent distressLifetime traumaAnxiety disordersDistress symptomsHealth difficultiesPsychological symptoms
2015
Early-Course Unmedicated Schizophrenia Patients Exhibit Elevated Prefrontal Connectivity Associated with Longitudinal Change
Anticevic A, Hu X, Xiao Y, Hu J, Li F, Bi F, Cole MW, Savic A, Yang GJ, Repovs G, Murray JD, Wang XJ, Huang X, Lui S, Krystal JH, Gong Q. Early-Course Unmedicated Schizophrenia Patients Exhibit Elevated Prefrontal Connectivity Associated with Longitudinal Change. Journal Of Neuroscience 2015, 35: 267-286. PMID: 25568120, PMCID: PMC4287147, DOI: 10.1523/jneurosci.2310-14.2015.Peer-Reviewed Original ResearchConceptsEarly course schizophreniaFunctional connectivityPrefrontal cortexImmediate symptom improvementSevere mental illnessEarly course patientsHealthy human subjectsHuman subjectsWhole-brain levelFunctional connectivity patternsResting-state fMRIIllness onsetSymptom improvementChronic illnessFunctional impairmentTherapeutic implicationsPFC connectivityOverall connection strengthMental illnessLongitudinal progressionLongitudinal changesSchizophrenia studiesSchizophreniaDiagnostic classificationPatients
2005
Preliminary evidence for persistent abnormalities in amygdala volumes in adolescents and young adults with bipolar disorder
Blumberg HP, Fredericks C, Wang F, Kalmar JH, Spencer L, Papademetris X, Pittman B, Martin A, Peterson BS, Fulbright RK, Krystal JH. Preliminary evidence for persistent abnormalities in amygdala volumes in adolescents and young adults with bipolar disorder. Bipolar Disorders 2005, 7: 570-576. PMID: 16403182, PMCID: PMC2291299, DOI: 10.1111/j.1399-5618.2005.00264.x.Peer-Reviewed Original ResearchConceptsAmygdala volumeBipolar disorderYoung adultsAmygdala volume abnormalitiesTotal brain volumeHigh-resolution magnetic resonancePreliminary evidenceSubjects longitudinal designPersistent abnormalitiesMixed-model statistical analysisBD IVolume abnormalitiesHealthy comparison participantsBrain volumeHealthy participantsAbnormalitiesAdultsAdolescentsComparison participantsAmygdalaDevelopmental epochsDisordersLongitudinal designParticipantsMagnetic resonance
2003
Neurotoxicity, Neuroplasticity, and Magnetic Resonance Imaging Morphometry
Mathalon DH, Rapoport JL, Davis KL, Krystal JH. Neurotoxicity, Neuroplasticity, and Magnetic Resonance Imaging Morphometry. JAMA Psychiatry 2003, 60: 846-848. PMID: 12912768, DOI: 10.1001/archpsyc.60.8.846.Peer-Reviewed Original Research