2024
Short-term association between ambient ozone and onset of acute myocardial infarction of young patients: Results from the VIRGO study
Zhang S, Chu L, Lu Y, Krumholz H, Chen K. Short-term association between ambient ozone and onset of acute myocardial infarction of young patients: Results from the VIRGO study. ISEE Conference Abstracts 2024, 2024 DOI: 10.1289/isee.2024.0539.Peer-Reviewed Original ResearchReal-world evaluation of an algorithmic machine-learning-guided testing approach in stable chest pain: a multinational, multicohort study
Oikonomou E, Aminorroaya A, Dhingra L, Partridge C, Velazquez E, Desai N, Krumholz H, Miller E, Khera R. Real-world evaluation of an algorithmic machine-learning-guided testing approach in stable chest pain: a multinational, multicohort study. European Heart Journal - Digital Health 2024, 5: 303-313. PMID: 38774380, PMCID: PMC11104476, DOI: 10.1093/ehjdh/ztae023.Peer-Reviewed Original ResearchRisk of acute myocardial infarctionAssociated with lower oddsHospital health systemCoronary artery diseaseCardiac testingRisk of adverse outcomesUK BiobankHealth systemProvider-drivenLower oddsAssociated with better outcomesAcute myocardial infarctionBlack raceStable chest painFemale sexReal world evaluationDiabetes historyMulticohort studyFunction testsSuspected coronary artery diseaseYounger ageRisk profileAdverse outcomesMultinational cohortPost hoc analysisAssociation of marital/partner status with hospital readmission among young adults with acute myocardial infarction.
Zhu C, Dreyer R, Li F, Spatz E, Caraballo C, Mahajan S, Raparelli V, Leifheit E, Lu Y, Krumholz H, Spertus J, D'Onofrio G, Pilote L, Lichtman J. Association of marital/partner status with hospital readmission among young adults with acute myocardial infarction. PLOS ONE 2024, 19: e0287949. PMID: 38277368, PMCID: PMC10817183, DOI: 10.1371/journal.pone.0287949.Peer-Reviewed Original ResearchConceptsMarital/partner statusPsychosocial factorsAcute myocardial infarctionYoung adultsHospital dischargeYear of hospital dischargeYoung acute myocardial infarctionAssociated with 1.3-foldCohort of young adultsLong-term readmissionCox proportional hazards modelsStatus interactionSimilar-aged menMyocardial infarctionProportional hazards modelUnpartnered statusPatient interviewsPhysician panelCardiovascular healthHospital readmissionSocioeconomic factorsAMI survivorsSequential adjustmentCardiac readmissionMultiple imputation
2023
Association of Neighborhood-Level Marginalization With Health Care Use and Clinical Outcomes Following Hospital Discharge in Patients Who Underwent Coronary Catheterization for Acute Myocardial Infarction in a Single-Payer Health Care System
Akioyamen L, Abdel-Qadir H, Han L, Sud M, Mistry N, Alter D, Atzema C, Austin P, Bhatia R, Booth G, Dhalla I, Ha A, Jackevicius C, Kapral M, Krumholz H, Lee D, McNaughton C, Roifman I, Schull M, Sivaswamy A, Tu K, Udell J, Wijeysundera H, Ko D. Association of Neighborhood-Level Marginalization With Health Care Use and Clinical Outcomes Following Hospital Discharge in Patients Who Underwent Coronary Catheterization for Acute Myocardial Infarction in a Single-Payer Health Care System. Circulation Cardiovascular Quality And Outcomes 2023, 16: e010063. PMID: 38050754, DOI: 10.1161/circoutcomes.123.010063.Peer-Reviewed Original ResearchConceptsAcute myocardial infarctionMyocardial infarctionHealth care systemHospital dischargeClinical outcomesSocioeconomic statusFirst acute myocardial infarctionProportional hazards regression modelsCare systemSecondary prevention medicationsWorse clinical outcomesHealth service usePopulation-based studyPrimary care physiciansHealth care useHazards regression modelsGreater long-term riskPrescription medication useSingle-payer health care systemUniversal health care systemLong-term riskLow socioeconomic statusCause mortalityDays postdischargePrevention medicationsSex‐Specific Associations of Obstructive Sleep Apnea Risk With Patient Characteristics and Functional Outcomes After Acute Myocardial Infarction: Evidence From the VIRGO Study
Gupta A, Barthel A, Mahajan S, Dreyer R, Yaggi H, Bueno H, Lichtman J, Krumholz H. Sex‐Specific Associations of Obstructive Sleep Apnea Risk With Patient Characteristics and Functional Outcomes After Acute Myocardial Infarction: Evidence From the VIRGO Study. Journal Of The American Heart Association 2023, 12: e027225. PMID: 37702090, PMCID: PMC10547292, DOI: 10.1161/jaha.122.027225.Peer-Reviewed Original ResearchConceptsObstructive sleep apneaAcute myocardial infarctionHigh OSA riskOSA riskSex-specific associationsFunctional outcomeHealth statusHigh riskVIRGO StudyMyocardial infarctionDepressive symptomsHistory of OSATime of AMIImpact of OSAObstructive sleep apnea riskLow-risk patientsSleep apnea riskMajority of patientsTime of presentationSex-specific outcomesWorse health statusHigh-risk menPoor health statusMental health statusPoor health outcomesClinical Phenotyping with an Outcomes-driven Mixture of Experts for Patient Matching and Risk Estimation
Hurley N, Dhruva S, Desai N, Ross J, Ngufor C, Masoudi F, Krumholz H, Mortazavi B. Clinical Phenotyping with an Outcomes-driven Mixture of Experts for Patient Matching and Risk Estimation. ACM Transactions On Computing For Healthcare 2023, 4: 1-18. PMID: 37908872, PMCID: PMC10613929, DOI: 10.1145/3616021.Peer-Reviewed Original ResearchImpact of Marital Stress on 1‐Year Health Outcomes Among Young Adults With Acute Myocardial Infarction
Zhu C, Dreyer R, Li F, Spatz E, Caraballo‐Cordovez C, Mahajan S, Raparelli V, Leifheit E, Lu Y, Krumholz H, Spertus J, D'Onofrio G, Pilote L, Lichtman J. Impact of Marital Stress on 1‐Year Health Outcomes Among Young Adults With Acute Myocardial Infarction. Journal Of The American Heart Association 2023, 12: e030031. PMID: 37589125, PMCID: PMC10547344, DOI: 10.1161/jaha.123.030031.Peer-Reviewed Original ResearchConceptsAcute myocardial infarctionCardiac-specific qualityGeneric health statusMyocardial infarctionBaseline healthMarital stressHealth outcomesHealth statusWorse patient-reported outcomesMental healthYoung adultsObservational cohort studyPatient-reported outcomesSocioeconomic factorsWorse mental healthReadmission 1Cause readmissionCohort studyYounger patientsRoutine screeningDepressive symptomsGreater oddsAnginaMale participantsOutcomesImpact of Sex‐ and Gender‐Related Factors on Length of Stay Following Non–ST‐Segment–Elevation Myocardial Infarction: A Multicountry Analysis
Bender U, Norris C, Dreyer R, Krumholz H, Raparelli V, Pilote L. Impact of Sex‐ and Gender‐Related Factors on Length of Stay Following Non–ST‐Segment–Elevation Myocardial Infarction: A Multicountry Analysis. Journal Of The American Heart Association 2023, 12: e028553. PMID: 37489737, PMCID: PMC10492965, DOI: 10.1161/jaha.122.028553.Peer-Reviewed Original ResearchConceptsSegment elevation myocardial infarctionMyocardial infarctionGender-related factorsLonger LOSSegment elevation myocardial infarction diagnosisConclusions Older ageObservational cohort studyAdverse clinical outcomesAdjusted multivariable modelAcute myocardial infarctionLength of stayImpact of sexHealth care expendituresGENESIS-PRAXYHospital lengthNon–STCause mortalityCohort studyIndependent predictorsMyocardial infarction diagnosisClinical outcomesShorter LOSMedical historyMultivariable modelUnivariate associationsDo PCI Facility Openings and Closures Affect AMI Outcomes Differently in High- vs Average-Capacity Markets?
Shen Y, Krumholz H, Hsia R. Do PCI Facility Openings and Closures Affect AMI Outcomes Differently in High- vs Average-Capacity Markets? JACC Cardiovascular Interventions 2023, 16: 1129-1140. PMID: 37225284, PMCID: PMC10229059, DOI: 10.1016/j.jcin.2023.02.010.Peer-Reviewed Original ResearchConceptsPercutaneous coronary interventionPCI hospitalsSame-day percutaneous coronary interventionHealth outcomesHigh-volume PCI hospitalsHospital PCI volumeRetrospective cohort studyAcute myocardial infarctionPercentage point decreasePatient health outcomesHospital revascularizationCohort studyCoronary interventionAMI outcomesPCI volumePoint decreasePoor outcomePCI facilitiesMyocardial infarctionRelative increaseHospital openingPatientsHospital availabilityHospitalHospital closuresSex Difference in Outcomes of Acute Myocardial Infarction in Young Patients
Sawano M, Lu Y, Caraballo C, Mahajan S, Dreyer R, Lichtman J, D'Onofrio G, Spatz E, Khera R, Onuma O, Murugiah K, Spertus J, Krumholz H. Sex Difference in Outcomes of Acute Myocardial Infarction in Young Patients. Journal Of The American College Of Cardiology 2023, 81: 1797-1806. PMID: 37137590, DOI: 10.1016/j.jacc.2023.03.383.Peer-Reviewed Original ResearchConceptsAcute myocardial infarctionNoncardiac hospitalizationsSubdistribution HRYounger patientsMyocardial infarctionSex differencesYoung womenCause-specific hospitalizationsCause of hospitalizationWorse health statusSignificant sex disparityNoncardiovascular hospitalizationsVIRGO StudyIndex episodeAdverse outcomesIncidence rateHospitalizationHigh riskSex disparitiesHealth statusPatientsU.S. hospitalsWomenInfarctionOutcomes
2022
Temporal trends in postoperative and ventilator-associated pneumonia in the United States
Metersky M, Wang Y, Klompas M, Eckenrode S, Mathew J, Krumholz H. Temporal trends in postoperative and ventilator-associated pneumonia in the United States. Infection Control And Hospital Epidemiology 2022, 44: 1247-1254. PMID: 36326283, DOI: 10.1017/ice.2022.264.Peer-Reviewed Original ResearchConceptsVentilator-associated pneumoniaMajor surgical proceduresPostoperative pneumoniaAcute myocardial infarctionSurgical proceduresHeart failureMyocardial infarctionMedicare Patient Safety Monitoring SystemAnnual riskRetrospective cohort studyPrior yearRisk-adjusted ratesAdverse event measuresCohort studyRetrospective reviewPneumoniaPatientsInfarctionUnited StatesRiskSignificant changesYearsTemporal trendsFailureTrends in Adverse Event Rates in Hospitalized Patients, 2010-2019
Eldridge N, Wang Y, Metersky M, Eckenrode S, Mathew J, Sonnenfeld N, Perdue-Puli J, Hunt D, Brady PJ, McGann P, Grace E, Rodrick D, Drye E, Krumholz HM. Trends in Adverse Event Rates in Hospitalized Patients, 2010-2019. JAMA 2022, 328: 173-183. PMID: 35819424, PMCID: PMC9277501, DOI: 10.1001/jama.2022.9600.Peer-Reviewed Original ResearchMeSH KeywordsAccidental FallsAdultAgedAged, 80 and overCross InfectionCross-Sectional StudiesDrug-Related Side Effects and Adverse ReactionsFemaleHeart FailureHospitalizationHumansMaleMedicareMiddle AgedMyocardial InfarctionPatient SafetyPneumoniaPostoperative ComplicationsPressure UlcerRisk AssessmentSurgical Procedures, OperativeUnited StatesConceptsMajor surgical proceduresAcute myocardial infarctionAdverse event ratesGeneral adverse eventsAdverse eventsHeart failureAdverse drug eventsAcute care hospitalsMyocardial infarctionHospital-acquired infectionsSurgical proceduresEvent ratesHospital dischargeCare hospitalDrug eventsMedicare Patient Safety Monitoring SystemSerial cross-sectional studyPatient safetyUS acute care hospitalsHospital adverse eventsSignificant decreaseSurgical procedure groupsCross-sectional studyRisk-adjusted ratesAdult patientsTrends in 10-Year Outcomes Among Medicare Beneficiaries Who Survived an Acute Myocardial Infarction
Wang Y, Leifheit EC, Krumholz HM. Trends in 10-Year Outcomes Among Medicare Beneficiaries Who Survived an Acute Myocardial Infarction. JAMA Cardiology 2022, 7: 613-622. PMID: 35507330, PMCID: PMC9069341, DOI: 10.1001/jamacardio.2022.0662.Peer-Reviewed Original ResearchConceptsRecurrent acute myocardial infarctionAcute myocardial infarctionHealth priority areasLong-term outcomesCause mortalityHazard ratioWhite patientsMyocardial infarctionMedicare feeMedicare-MedicaidService beneficiariesInitial acute myocardial infarctionTen-year mortalityShort-term outcomesDemographic subgroupsEligible patientsPatient characteristicsAMI survivorsAcute periodMean ageRecurrence rateSubgroup analysisMAIN OUTCOMEMortality riskAMI admissionsSex-Specific Risk Factors Associated With First Acute Myocardial Infarction in Young Adults
Lu Y, Li SX, Liu Y, Rodriguez F, Watson KE, Dreyer RP, Khera R, Murugiah K, D’Onofrio G, Spatz ES, Nasir K, Masoudi FA, Krumholz HM. Sex-Specific Risk Factors Associated With First Acute Myocardial Infarction in Young Adults. JAMA Network Open 2022, 5: e229953. PMID: 35503221, PMCID: PMC9066284, DOI: 10.1001/jamanetworkopen.2022.9953.Peer-Reviewed Original ResearchConceptsFirst acute myocardial infarctionAcute myocardial infarctionPsychosocial risk factorsRisk factor profilePopulation attributable fractionRisk factor associationsRisk factorsOdds ratioYoung womenAMI subtypesMyocardial infarctionPrevention of AMIType 1 acute myocardial infarctionFactor profileRisk of AMITraditional cardiovascular risk factorsSex-specific risk factorsFactor associationsYoung adultsRisk factor modificationCardiovascular risk factorsStrong associationNutrition Examination SurveyCase-control studyPopulation-based controlsDepression and Perceived Stress After Spontaneous Coronary Artery Dissection and Comparison With Other Acute Myocardial Infarction (the VIRGO Experience)
Murugiah K, Chen L, Dreyer RP, Bouras G, Safdar B, Lu Y, Spatz ES, Gupta A, Khera R, Ng VG, Bueno H, Tweet MS, Spertus JA, Hayes SN, Lansky A, Krumholz HM. Depression and Perceived Stress After Spontaneous Coronary Artery Dissection and Comparison With Other Acute Myocardial Infarction (the VIRGO Experience). The American Journal Of Cardiology 2022, 173: 33-38. PMID: 35365290, PMCID: PMC9133198, DOI: 10.1016/j.amjcard.2022.03.005.Peer-Reviewed Original ResearchConceptsSpontaneous coronary artery dissectionPatient Health Questionnaire-9Coronary artery dissectionPSS-14 scoreArtery dissectionBaseline PHQ-9 scoreAcute myocardial infarction patientsCardiovascular risk factorsPHQ-9 scoresAcute myocardial infarctionMyocardial infarction patientsYears of agePerceived Stress Scale scoresStress Scale scoresLinear mixed-effects analysisSCAD casesVIRGO StudyQuestionnaire-9Infarction patientsMixed-effects analysisMyocardial infarctionSubgroup analysisRisk factorsRoutine screeningClinical acuityHealth status outcomes after spontaneous coronary artery dissection and comparison with other acute myocardial infarction: The VIRGO experience
Murugiah K, Chen L, Dreyer RP, Bouras G, Safdar B, Khera R, Lu Y, Spatz ES, Ng VG, Gupta A, Bueno H, Tweet MS, Spertus JA, Hayes SN, Lansky A, Krumholz HM. Health status outcomes after spontaneous coronary artery dissection and comparison with other acute myocardial infarction: The VIRGO experience. PLOS ONE 2022, 17: e0265624. PMID: 35320296, PMCID: PMC8942215, DOI: 10.1371/journal.pone.0265624.Peer-Reviewed Original ResearchConceptsSpontaneous coronary artery dissectionAcute myocardial infarctionAMI patientsCoronary artery dissectionYoung AMI patientsHealth status outcomesHealth status instrumentsSCAD patientsArtery dissectionMyocardial infarctionStatus outcomesPatientsOutcomesHousehold incomeCollege educationInfarction
2021
Factors Associated With Cardiac Rehabilitation Participation in Older Adults After Myocardial Infarction
Goldstein DW, Hajduk AM, Song X, Tsang S, Geda M, Dodson JA, Forman DE, Krumholz H, Chaudhry SI. Factors Associated With Cardiac Rehabilitation Participation in Older Adults After Myocardial Infarction. Journal Of Cardiopulmonary Rehabilitation And Prevention 2021, 42: 109-114. PMID: 34799530, PMCID: PMC8881286, DOI: 10.1097/hcr.0000000000000627.Peer-Reviewed Original ResearchConceptsAcute myocardial infarctionUtilization of CRCardiac rehabilitationCR participationOlder adultsMyocardial infarctionSensory impairmentMultivariable-adjusted logistic regression modelsNationwide prospective cohort studyOlder AMI patientsCardiac rehabilitation participationProspective cohort studyYr of educationSILVER-AMI StudyLogistic regression modelsSecondary preventionClinical factorsCohort studyPatient ageIndependent predictorsAMI patientsRehabilitation participationPsychosocial factorsCR useExtensive baseline dataSex Differences in Symptom Phenotypes Among Older Patients with Acute Myocardial Infarction
Brush JE, Hajduk AM, Greene EJ, Dreyer RP, Krumholz HM, Chaudhry SI. Sex Differences in Symptom Phenotypes Among Older Patients with Acute Myocardial Infarction. The American Journal Of Medicine 2021, 135: 342-349. PMID: 34715061, PMCID: PMC8901454, DOI: 10.1016/j.amjmed.2021.09.022.Peer-Reviewed Original ResearchConceptsAcute myocardial infarctionMyocardial infarctionSymptom combinationsOlder patientsAcute myocardial infarction subgroupsAcute myocardial infarction admissionsMyocardial infarction subgroupsPatients 75 yearsMyocardial infarction admissionsSILVER-AMI StudySymptom phenotypeClinical studiesIndividual patientsMore symptomsPatientsInfarctionDiagnostic possibilitiesSymptomsWomenPerson interviewsMenCommon phenotypeSex differencesCliniciansPhenotypeVariations in Quality of Care by Sex and Social Determinants of Health Among Younger Adults With Acute Myocardial Infarction in the US and Canada
Raparelli V, Pilote L, Dang B, Behlouli H, Dziura JD, Bueno H, D’Onofrio G, Krumholz HM, Dreyer RP. Variations in Quality of Care by Sex and Social Determinants of Health Among Younger Adults With Acute Myocardial Infarction in the US and Canada. JAMA Network Open 2021, 4: e2128182. PMID: 34668947, PMCID: PMC8529414, DOI: 10.1001/jamanetworkopen.2021.28182.Peer-Reviewed Original ResearchConceptsAcute myocardial infarctionQuality of careHealth care systemYoung adultsFemale sexMyocardial infarctionCare systemHospital careSocial determinantsRetrospective cohort analysisLow qualityAdverse SDOHLowest tertileReadmission ratesMore patientsPostacute careAMI careOutpatient careCare scoresHigh prevalenceCohort analysisLarge cohortMAIN OUTCOMESDOHHospitalChanges in ST segment elevation myocardial infarction hospitalisations in China from 2011 to 2015
Zhou T, Li X, Lu Y, Murugiah K, Bai X, Hu S, Gao Y, Masoudi FA, Krumholz HM, Li J, . Changes in ST segment elevation myocardial infarction hospitalisations in China from 2011 to 2015. Open Heart 2021, 8: e001666. PMID: 34599073, PMCID: PMC8488733, DOI: 10.1136/openhrt-2021-001666.Peer-Reviewed Original ResearchConceptsST-segment elevation myocardial infarctionPrehospital delayMyocardial infarctionSegment elevation myocardial infarctionProportion of patientsElevation myocardial infarctionAcute cardiovascular careAcute myocardial infarctionWeighted national estimateHealth service capacityRisk-adjusted ratesAcute reperfusionEligible patientsHospital deathReperfusion therapyMedical chartsPatient characteristicsHospital treatmentPatient outcomesRandom cohortCardiovascular diseaseCardiovascular carePatientsNational estimatesStandardised definitions