Featured Publications
Longitudinal Analysis of Persistent Postconcussion Symptoms, Probable TBI, and Intimate Partner Violence Perpetration Among Veterans
Portnoy GA, Relyea MR, Presseau C, Orazietti S, Martino S, Brandt CA, Haskell SG. Longitudinal Analysis of Persistent Postconcussion Symptoms, Probable TBI, and Intimate Partner Violence Perpetration Among Veterans. Journal Of Head Trauma Rehabilitation 2022, 37: 34-42. PMID: 34985032, PMCID: PMC8740780, DOI: 10.1097/htr.0000000000000759.Peer-Reviewed Original ResearchConceptsPersistent postconcussion symptomsTraumatic brain injuryProbable traumatic brain injuryPostconcussion symptomsElevated riskVeterans Affairs Medical CenterSelf-reported traumatic brain injuryProspective cohort studyProbable posttraumatic stress disorderCommon risk factorsIntimate Partner Violence PerpetrationCommon predictorsPosttraumatic stress disorderHalf of participantsCohort studyPain intensityHead injuryVA careBrain injuryRisk factorsIPV perpetrationMedical CenterSecondary data analysisBinge drinkingPartner violence perpetrationPatient and provider barriers, facilitators, and implementation preferences of intimate partner violence perpetration screening
Portnoy GA, Colon R, Gross GM, Adams LJ, Bastian LA, Iverson KM. Patient and provider barriers, facilitators, and implementation preferences of intimate partner violence perpetration screening. BMC Health Services Research 2020, 20: 746. PMID: 32791967, PMCID: PMC7424651, DOI: 10.1186/s12913-020-05595-7.Peer-Reviewed Original ResearchConceptsIntimate partner violenceImplementation preferencesIntimate Partner Violence PerpetrationPartner violence perpetrationIPV experiencesProvider barriersPartner violenceQualitative interviewsViolence perpetrationVHA healthcareVeterans Health Administration patientsWay of screeningIPV useUnderstudied aspectSelf-report screening toolContent analysisHealthcare responseStrong rapportProfessional disciplinesComprehensive processSubstantial prevalenceVHA providersFacilitatorsClinical practiceProviders' beliefsA Longitudinal Analysis of Women Veterans’ Partner Violence Perpetration: the Roles of Interpersonal Trauma and Posttraumatic Stress Symptoms
Portnoy G, Relyea M, Street A, Haskell S, Iverson K. A Longitudinal Analysis of Women Veterans’ Partner Violence Perpetration: the Roles of Interpersonal Trauma and Posttraumatic Stress Symptoms. Journal Of Family Violence 2019, 35: 361-372. DOI: 10.1007/s10896-019-00061-3.Peer-Reviewed Original ResearchUnderstanding Gender Differences in Resilience Among Veterans: Trauma History and Social Ecology
Portnoy GA, Relyea MR, Decker S, Shamaskin‐Garroway A, Driscoll M, Brandt CA, Haskell SG. Understanding Gender Differences in Resilience Among Veterans: Trauma History and Social Ecology. Journal Of Traumatic Stress 2018, 31: 845-855. PMID: 30431668, DOI: 10.1002/jts.22341.Peer-Reviewed Original ResearchConceptsMilitary sexual traumaTrauma exposureTraumatic eventsTrauma typesCombat exposureResilience scoresSexual abuseSocial supportTraumatic Life Events QuestionnaireStranger violencePoor psychological outcomesLife Events QuestionnaireUnexpected traumaInterpersonal violenceGender differencesHierarchical linear regressionGreater social supportNoninterpersonal traumaPsychological resilienceInterpersonal traumaDeployment preparednessPsychological outcomesSexual traumaSocial-ecological frameworkTrauma historyAccuracy and Acceptability of a Screening Tool for Identifying Intimate Partner Violence Perpetration among Women Veterans: A Pre-Implementation Evaluation
Portnoy GA, Haskell SG, King MW, Maskin R, Gerber MR, Iverson KM. Accuracy and Acceptability of a Screening Tool for Identifying Intimate Partner Violence Perpetration among Women Veterans: A Pre-Implementation Evaluation. Women's Health Issues 2018, 28: 439-445. PMID: 29885901, DOI: 10.1016/j.whi.2018.04.003.Peer-Reviewed Original ResearchConceptsWomen veteransLow-burden toolVeterans Health AdministrationIntimate partner violenceHealth care providersMajority of womenAppropriate referralIPV perpetrationCare providersPre-implementation evaluationHealth AdministrationWeb-based surveyHealthcare settingsScreening toolLimited evidenceVeteransWomen's perceptionsPrimary measureReference standardIntimate Partner Violence PerpetrationWomenNational samplePresent studyPartner violencePartner violence perpetrationIntimate Partner Violence Programs for Veterans: Future Directions for Research and Clinical Practice
Portnoy G, Bruce L, Buckholdt K. Intimate Partner Violence Programs for Veterans: Future Directions for Research and Clinical Practice. Journal Of Aggression Maltreatment & Trauma 2023, 32: 1170-1179. DOI: 10.1080/10926771.2023.2214098.Peer-Reviewed Original ResearchVeterans Health AdministrationIntimate partner violenceClinical practiceHealthcare systemIntegrated healthcare systemComplex public health crisisIntimate partner violence programsTreatment of IPVPublic health crisisHealth AdministrationHealthcare responseHealth crisisPartner violenceIntegral roleFuture directionsViolence programsEnhancement of servicesAdministration
2024
Patterns of Intimate Partner Violence Among Veterans: A Latent Class Analysis.
Portnoy G, Relyea M, Webermann A, Presseau C, Iverson K, Brandt C, Haskell S. Patterns of Intimate Partner Violence Among Veterans: A Latent Class Analysis. Journal Of Interpersonal Violence 2024, 8862605241284087. PMID: 39394718, DOI: 10.1177/08862605241284087.Peer-Reviewed Original ResearchBidirectional intimate partner violenceIntimate partner violencePatterns of intimate partner violenceIntimate partner violence patternsLatent class analysisPartner violenceIntimate partner violence classPost-9/11 veteransPsychological intimate partner violenceSample of post-9/11 veteransClass analysisIntimate partner violence useWitnessing family violenceGender differencesClass membershipFamily violenceIPV screeningLatent class analysis modelPhysical assaultChild abuseRelationship healthViolenceEmployment statusMarital statusPotential gender differencesChildhood Histories of Family Violence and Adult Intimate Partner Violence Use Among U.S. Military Veterans
Stover C, Relyea M, Presseau C, Brandt C, Haskell S, Portnoy G. Childhood Histories of Family Violence and Adult Intimate Partner Violence Use Among U.S. Military Veterans. Psychology Of Violence 2024 DOI: 10.1037/vio0000555.Peer-Reviewed Original ResearchIntimate partner violenceIntimate partner violence useChildhood family violenceFamily violenceChildhood sexual abuseViolence typesVeteran menWitness parental intimate partner violenceSexual abuseAdult intimate partner violenceParental intimate partner violencePosttraumatic stress symptomsHistory of family violenceVeteran womenFamily violence historyPosttraumatic stress symptom severityVeterans Affairs health careChildhood physical abusePartner violenceViolence useViolence historyViolencePhysical abusePost-9/11 veteransSurvey dataImplementation and Impact of Intimate Partner Violence Screening Expansion in the Veterans Health Administration: Protocol for a Mixed Methods Evaluation
Portnoy G, Relyea M, Dichter M, Iverson K, Presseau C, Brandt C, Skanderson M, Bruce L, Martino S. Implementation and Impact of Intimate Partner Violence Screening Expansion in the Veterans Health Administration: Protocol for a Mixed Methods Evaluation. JMIR Research Protocols 2024, 13: e59918. PMID: 39194059, PMCID: PMC11391160, DOI: 10.2196/59918.Peer-Reviewed Original ResearchConceptsVeterans Health AdministrationImpact of screeningINTERNATIONAL REGISTERED REPORT IDENTIFIERHealth care systemIntimate partner violenceIPV screeningQualitative interviewsCare systemHealth AdministrationConsolidated Framework for Implementation ResearchVeterans Health Administration facilitiesElectronic health record dataIntimate partner violence screeningMixed methods evaluationHealth record dataNational health care systemLongitudinal observational designPotential implementation barriersSignificant public health problemMen's health careClinical practice implicationsPatient populationMethod evaluationRE-AIMPublic health problemTwelve-Month Sustainment of IPV Screening and Response Programs in Primary Care: Contextual Factors Impacting Implementation Success
Iverson K, Brady J, Adjognon O, Stolzmann K, Dichter M, Bruce L, Portnoy G, Iqbal S, Gerber M, Haskell S, Miller C. Twelve-Month Sustainment of IPV Screening and Response Programs in Primary Care: Contextual Factors Impacting Implementation Success. Women's Health Issues 2024 PMID: 39174417, DOI: 10.1016/j.whi.2024.07.001.Peer-Reviewed Original ResearchIntimate partner violence screeningImplementation facilitatorsVeterans Health AdministrationPrimary careIPV screeningIntimate partner violenceIntimate partner violence screening ratesFactors affecting screeningMixed-methods evaluationHealth care systemImpact implementation successScreening ratesReferral optionsStaffing shortagesHost of barriersCare systemHealth AdministrationPositive screenScreening programBoost uptakeQualitative findingsImplementation strategiesInconsistent messagesInformant interviewsImplementation successIntimate Partner Violence Among Lesbian, Gay, and Bisexual Veterans
Warren A, Relyea M, Gross G, Eleazer J, Goulet J, Brandt C, Haskell S, Portnoy G. Intimate Partner Violence Among Lesbian, Gay, and Bisexual Veterans. Psychological Services 2024, 21: 621-625. PMID: 37602982, PMCID: PMC10879444, DOI: 10.1037/ser0000797.Peer-Reviewed Original ResearchChild Maltreatment, Adult Trauma, and Mental Health Symptoms Among Women Veterans: A Scoping Review of Published Quantitative Research
Presseau C, Carney J, Kline N, Grimshaw A, DeMoss L, Gunderson C, Portnoy G. Child Maltreatment, Adult Trauma, and Mental Health Symptoms Among Women Veterans: A Scoping Review of Published Quantitative Research. Trauma Violence & Abuse 2024, 25: 3020-3036. PMID: 38468375, DOI: 10.1177/15248380241234345.Peer-Reviewed Original ResearchAdult trauma exposureMental health symptomsTrauma exposureWomen veteransChild maltreatmentHealth symptomsAdult traumaScoping reviewMental healthExposure to child maltreatmentPosttraumatic stress symptomatologySample of women veteransLifetime trauma exposureInfluence of child maltreatmentVeterans' mental healthU.S. women veteransStress symptomatologySelf-reported survey dataPeer-reviewed journalsConvenience sampleMaltreatmentUnique articlesDatabase inceptionPublished quantitative researchRepresentative sampleMilitary sexual trauma-related posttraumatic stress disorder service-connection: Characteristics of claimants and award denial across gender, race, and compared to combat trauma
Webermann A, Gianoli M, Rosen M, Portnoy G, Runels T, Black A. Military sexual trauma-related posttraumatic stress disorder service-connection: Characteristics of claimants and award denial across gender, race, and compared to combat trauma. PLOS ONE 2024, 19: e0280708. PMID: 38206995, PMCID: PMC10783784, DOI: 10.1371/journal.pone.0280708.Peer-Reviewed Original ResearchConceptsMilitary sexual traumaSexual traumaBlack veteransVeterans Benefits AdministrationVeterans' claimsPosttraumatic stress disorderBenefits administrationWomen veteransWhite veteransSystemic barriersService-connectedStress disorderMen veteransCharacteristics of claimantsStressor typeGenderCombat traumaClaimsRaceArmy veteransDenialEffect sizeUnderserved backgroundsVeteransHigher odds
2023
Using the Matrixed Multiple Case Study approach to identify factors affecting the uptake of IPV screening programs following the use of implementation facilitation
Adjognon O, Brady J, Iverson K, Stolzmann K, Dichter M, Lew R, Gerber M, Portnoy G, Iqbal S, Haskell S, Bruce L, Miller C. Using the Matrixed Multiple Case Study approach to identify factors affecting the uptake of IPV screening programs following the use of implementation facilitation. Implementation Science Communications 2023, 4: 145. PMID: 37990345, PMCID: PMC10664531, DOI: 10.1186/s43058-023-00528-x.Peer-Reviewed Original ResearchVeterans Health AdministrationImplementation facilitationUS Preventive Services Task ForceBackgroundIntimate partner violenceMethodsThis mixed-methods studyRoutine IPV screeningIntegrated Promoting ActionPrimary care clinicsHealth Services frameworkInternal facilitatorsVHA OfficeCare clinicsLarge trialsPrimary careMedical recordsPositive screenClinic staffPromoting ActionIPV screeningExternal facilitatorsWomen's healthHealth AdministrationSocial determinantsLarger studyHigh/mediumScreening for Intimate Partner Violence Experience and Use in the Veterans Health Administration
Portnoy G, Relyea M, Presseau C, Orazietti S, Bruce L, Brandt C, Martino S. Screening for Intimate Partner Violence Experience and Use in the Veterans Health Administration. JAMA Network Open 2023, 6: e2337685. PMID: 37831451, PMCID: PMC10576210, DOI: 10.1001/jamanetworkopen.2023.37685.Peer-Reviewed Original ResearchConceptsVeterans Health AdministrationCross-sectional studyStress disorder diagnosisPosttraumatic stress disorder (PTSD) diagnosisMental health servicesIPV useIntimate partner violenceHealth AdministrationVeterans Health Administration medical centersHealth servicesMental health care visitsClinical diagnosisMajor public health problemDisorder diagnosisElectronic medical record dataHealth care visitsIPV experiencesMedical record dataPublic health problemMental health cliniciansMental health careQuality improvement initiativesHealth care settingsOutcomes of interestPast-year prevalenceMilitary Sexual Trauma and its Association with Mental Health Among Sexual Minority and Heterosexual Veterans in the United States
Webermann A, Merians A, Gross G, Portnoy G, Rosen M, Pietrzak R. Military Sexual Trauma and its Association with Mental Health Among Sexual Minority and Heterosexual Veterans in the United States. LGBT Health 2023, 10: s61-s69. PMID: 37754922, DOI: 10.1089/lgbt.2023.0074.Peer-Reviewed Original ResearchConceptsMental health symptomsMilitary sexual traumaHealth symptomsHeterosexual veteransCurrent drug use disordersCurrent mental health symptomsCurrent posttraumatic stress disorderMultivariable logistic regressionDrug use disordersPrevalence of MSTMilitary characteristicsSexual traumaPosttraumatic stress disorderRepresentative web-based surveyHigh prevalenceUse disordersU.S. veteransWeb-based surveySociodemographic characteristicsSymptomsBivariate analysisLogistic regressionStress disorderMental healthPrevalenceUnderstanding Veterans' intimate partner violence use and patterns of healthcare utilization
Relyea M, Presseau C, Runels T, Humbert M, Martino S, Brandt C, Haskell S, Portnoy G. Understanding Veterans' intimate partner violence use and patterns of healthcare utilization. Health Services Research 2023, 58: 1198-1208. PMID: 37452496, PMCID: PMC10622301, DOI: 10.1111/1475-6773.14201.Peer-Reviewed Original ResearchConceptsVeterans Health AdministrationHealthcare utilizationIPV useChronic painMedical treatmentSevere chronic painNon-VA providersChronic sleep problemsNon-VA servicesPost-traumatic stress disorderChi-square testRisk factorsOperation New Dawn veteransProvider trainingSleep problemsVA healthcareNew Dawn veteransOperation Enduring FreedomDATA SOURCESWomen veteransOutpatient healthcareHealth AdministrationOperation Iraqi FreedomClinical settingStudy settingIntroduction to the Special Issue on the Systematic Response to Intimate Partner Violence and Programs for Veterans
Buckholdt K, Bruce L, Portnoy G. Introduction to the Special Issue on the Systematic Response to Intimate Partner Violence and Programs for Veterans. Journal Of Aggression Maltreatment & Trauma 2023, 32: 951-959. DOI: 10.1080/10926771.2023.2214083.Peer-Reviewed Original ResearchIntegrating Intimate Partner Violence Screening Programs in Primary Care: Results from a Hybrid-II Implementation-Effectiveness RCT
Iverson K, Stolzmann K, Brady J, Adjognon O, Dichter M, Lew R, Gerber M, Portnoy G, Iqbal S, Haskell S, Bruce L, Miller C. Integrating Intimate Partner Violence Screening Programs in Primary Care: Results from a Hybrid-II Implementation-Effectiveness RCT. American Journal Of Preventive Medicine 2023, 65: 251-260. PMID: 37031032, PMCID: PMC10568536, DOI: 10.1016/j.amepre.2023.02.013.Peer-Reviewed Original ResearchConceptsIntimate partner violence screening programsVeterans Health AdministrationImplementation facilitationPrimary careEligible womenSecondary outcomesPrimary outcomeScreening programHealth AdministrationVeterans Health Administration facilitiesClinic 3 monthsClinical effectiveness outcomesPsychosocial service useImplementation-effectiveness trialDisclosure ratesIPV detectionPatient populationEffectiveness outcomesService usePsychosocial servicesAdministration facilitiesWomenCareMonthsOutcomesThe Role of Unit and Interpersonal Support in Military Sexual Trauma and Posttraumatic Stress Disorder Symptoms
Webermann A, Relyea M, Portnoy G, Martino S, Brandt C, Haskell S. The Role of Unit and Interpersonal Support in Military Sexual Trauma and Posttraumatic Stress Disorder Symptoms. Journal Of Interpersonal Violence 2023, 38: 9514-9535. PMID: 37005795, DOI: 10.1177/08862605231165764.Peer-Reviewed Original ResearchConceptsPosttraumatic stress disorderMilitary sexual traumaUnit supportPTSD symptomsInterpersonal supportSexual traumaPosttraumatic stress disorder (PTSD) symptomsOperation Enduring Freedom/Operation Iraqi Freedom/Operation New Dawn VeteransOperation New Dawn veteransNew Dawn veteransWomen veteransStress disorderSymptomsDisorder symptomsWomenService membersGreater PTSD symptomsVeteransTraumaPotential factorsGender differencesMediatorsLess units