2019
Cardiac Resynchronization Defibrillator Therapy for Nonspecific Intraventricular Conduction Delay Versus Right Bundle Branch Block
Kawata H, Bao H, Curtis JP, Minges KE, Mitiku T, Birgersdotter-Green U, Feld GK, Hsu JC. Cardiac Resynchronization Defibrillator Therapy for Nonspecific Intraventricular Conduction Delay Versus Right Bundle Branch Block. Journal Of The American College Of Cardiology 2019, 73: 3082-3099. PMID: 31221257, DOI: 10.1016/j.jacc.2019.04.025.Peer-Reviewed Original ResearchConceptsNonspecific intraventricular conduction delayRight bundle branch blockCardiac resynchronization therapyCRT-D implantationCRT-eligible patientsBundle branch blockQRS durationHazard ratioBranch blockBetter outcomesCardiac resynchronization defibrillator therapyMultivariable adjusted hazard ratiosAdjusted hazard ratioIntraventricular conduction delayCareful patient selectionEligible patientsDefibrillator therapyMultivariable adjustmentResynchronization therapyClinical outcomesPatient selectionConduction abnormalitiesRegistry dataConduction delayPatients
2014
Comparative effectiveness of cardiac resynchronization therapy with an implantable cardioverter-defibrillator versus defibrillator therapy alone: a cohort study.
Masoudi FA, Mi X, Curtis LH, Peterson PN, Curtis JP, Fonarow GC, Hammill SC, Heidenreich PA, Al-Khatib SM, Piccini JP, Qualls LG, Hernandez AF. Comparative effectiveness of cardiac resynchronization therapy with an implantable cardioverter-defibrillator versus defibrillator therapy alone: a cohort study. Annals Of Internal Medicine 2014, 160: 603-11. PMID: 24798523, DOI: 10.7326/m13-1879.Peer-Reviewed Original ResearchMeSH KeywordsAgedAged, 80 and overCardiac Resynchronization TherapyComparative Effectiveness ResearchDefibrillators, ImplantableElectrocardiographyHeart FailureHumansInfectionsPatient ReadmissionPropensity ScoreRetrospective StudiesRisk FactorsStroke VolumeTreatment OutcomeVentricular Dysfunction, LeftConceptsReduced left ventricular ejection fractionLeft ventricular ejection fractionHeart failure readmissionVentricular ejection fractionCardiac resynchronization therapyICD therapyQRS durationLower riskCohort studyICD RegistryResynchronization therapyEjection fractionNational Cardiovascular Data Registry ICD RegistryImplantable cardioverter-defibrillator therapyLeft bundle branch blockPropensity-matched patientsRetrospective cohort studyCardioverter-defibrillator therapyDevice-related complicationsBundle branch blockDevice-related infectionsCardiovascular readmissionCause readmissionDefibrillator therapyICD implantation
2013
Lower Hospital Volume Is Associated With Higher In-Hospital Mortality in Patients Undergoing Primary Percutaneous Coronary Intervention for ST-Segment–Elevation Myocardial Infarction
Kontos MC, Wang Y, Chaudhry SI, Vetrovec GW, Curtis J, Messenger J. Lower Hospital Volume Is Associated With Higher In-Hospital Mortality in Patients Undergoing Primary Percutaneous Coronary Intervention for ST-Segment–Elevation Myocardial Infarction. Circulation Cardiovascular Quality And Outcomes 2013, 6: 659-667. PMID: 24192572, DOI: 10.1161/circoutcomes.113.000233.Peer-Reviewed Original ResearchConceptsPrimary percutaneous coronary interventionPrimary PCIHigh-volume hospitalsLow-volume hospitalsPercutaneous coronary interventionBalloon timeCoronary interventionHospital volumeHigher annual hospital volumeHigher In-Hospital MortalityAnnual hospital volumeLow hospital volumeRoutine coronary stentingIn-Hospital MortalityElevation myocardial infarctionMajority of patientsNew pharmacological agentsHospital mortalityCathPCI RegistryMultivariate adjustmentUnadjusted mortalityCoronary stentingMyocardial infarctionCurrent guidelinesPatient visitsDoor-to-Balloon Time and Mortality among Patients Undergoing Primary PCI
Menees DS, Peterson ED, Wang Y, Curtis JP, Messenger JC, Rumsfeld JS, Gurm HS. Door-to-Balloon Time and Mortality among Patients Undergoing Primary PCI. New England Journal Of Medicine 2013, 369: 901-909. PMID: 24004117, DOI: 10.1056/nejmoa1208200.Peer-Reviewed Original ResearchConceptsPrimary percutaneous coronary interventionPrimary PCIST-segment elevation myocardial infarctionElevation myocardial infarctionBalloon timeHospital mortalityMyocardial infarctionNational quality improvement initiativePercentage of patientsPercutaneous coronary interventionQuality improvement initiativesMedicare data setSignificant overall changeCathPCI RegistryCoronary interventionMedian doorSubgroup analysisQRS Duration, Bundle-Branch Block Morphology, and Outcomes Among Older Patients With Heart Failure Receiving Cardiac Resynchronization Therapy
Peterson PN, Greiner MA, Qualls LG, Al-Khatib SM, Curtis JP, Fonarow GC, Hammill SC, Heidenreich PA, Hammill BG, Piccini JP, Hernandez AF, Curtis LH, Masoudi FA. QRS Duration, Bundle-Branch Block Morphology, and Outcomes Among Older Patients With Heart Failure Receiving Cardiac Resynchronization Therapy. JAMA 2013, 310: 617-626. PMID: 23942680, DOI: 10.1001/jama.2013.8641.Peer-Reviewed Original ResearchMeSH KeywordsAge FactorsAgedAged, 80 and overBundle-Branch BlockCardiac Resynchronization TherapyCardiac Resynchronization Therapy DevicesCardiovascular DiseasesCohort StudiesElectrocardiographyFee-for-Service PlansFemaleHeart FailureHumansMaleMedicarePatient ReadmissionRetrospective StudiesRiskTreatment OutcomeUnited StatesConceptsLeft bundle branch blockCRT-D implantationCardiac resynchronization therapyHeart failure readmissionQRS durationCause mortalityICD RegistryResynchronization therapyUnadjusted ratesMedicare beneficiariesNational Cardiovascular Data Registry ICD RegistryClinical practiceBundle branch block morphologyCause readmission rateRetrospective cohort studyLonger QRS durationBundle branch blockService Medicare beneficiariesCause readmissionCohort studyCRT-defibrillatorOlder patientsReadmission ratesHeart failureClinical trials
2012
The Prevalence and Outcomes of Transradial Percutaneous Coronary Intervention for ST-Segment Elevation Myocardial Infarction Analysis From the National Cardiovascular Data Registry (2007 to 2011)
Baklanov DV, Kaltenbach LA, Marso SP, Subherwal SS, Feldman DN, Garratt KN, Curtis JP, Messenger JC, Rao SV. The Prevalence and Outcomes of Transradial Percutaneous Coronary Intervention for ST-Segment Elevation Myocardial Infarction Analysis From the National Cardiovascular Data Registry (2007 to 2011). Journal Of The American College Of Cardiology 2012, 61: 420-426. PMID: 23265340, PMCID: PMC3883049, DOI: 10.1016/j.jacc.2012.10.032.Peer-Reviewed Original ResearchMeSH KeywordsAgedAngioplasty, Balloon, CoronaryBlood Loss, SurgicalComparative Effectiveness ResearchDrug-Eluting StentsElectrocardiographyFemaleFemoral ArteryHospital MortalityHumansIntraoperative CareMaleMiddle AgedMyocardial InfarctionOutcome and Process Assessment, Health CarePrevalenceRadial ArteryRegistriesRisk FactorsTime-to-TreatmentTreatment OutcomeUnited StatesConceptsST-segment elevation myocardial infarctionPercutaneous coronary interventionTransradial percutaneous coronary interventionHospital mortalityBalloon timeTransradial PCICoronary interventionProcedural successFemoral approachRadial accessFemoral-access percutaneous coronary interventionNational Cardiovascular Data RegistryLonger median doorPost-PCI bleedingElevation myocardial infarctionLarge national databaseLow bleeding ratesCathPCI RegistryVascular complicationsLonger doorMedian doorFemoral accessMyocardial infarctionBleeding rateAccess siteBleeding-Avoidance Strategies and Outcomes in Patients ≥80 Years of Age With ST-Elevation Myocardial Infarction Undergoing Primary Percutaneous Coronary Intervention (from the NCDR CathPCI Registry)
Dodson JA, Wang Y, Chaudhry SI, Curtis JP. Bleeding-Avoidance Strategies and Outcomes in Patients ≥80 Years of Age With ST-Elevation Myocardial Infarction Undergoing Primary Percutaneous Coronary Intervention (from the NCDR CathPCI Registry). The American Journal Of Cardiology 2012, 110: 1-6. PMID: 22475362, PMCID: PMC3666171, DOI: 10.1016/j.amjcard.2012.02.039.Peer-Reviewed Original ResearchConceptsPrimary percutaneous coronary interventionPrimary PCIBleeding-avoidance strategiesST-segment elevation myocardial infarctionElevation myocardial infarctionPercutaneous coronary interventionMyocardial infarctionCoronary interventionUndergoing primary percutaneous coronary interventionST-elevation myocardial infarctionDirect thrombin inhibitorVascular closure deviceYears of ageBleeding complicationsCathPCI RegistryMultivariable analysisRadial accessClosure deviceHigh riskBleedingPatientsThrombin inhibitorsInfarctionLow bleedingStudy period
2009
Association of Door-to-Balloon Time and Mortality in Patients ≥65 Years With ST-Elevation Myocardial Infarction Undergoing Primary Percutaneous Coronary Intervention
Rathore SS, Curtis JP, Nallamothu BK, Wang Y, Foody JM, Kosiborod M, Masoudi FA, Havranek EP, Krumholz HM. Association of Door-to-Balloon Time and Mortality in Patients ≥65 Years With ST-Elevation Myocardial Infarction Undergoing Primary Percutaneous Coronary Intervention. The American Journal Of Cardiology 2009, 104: 1198-1203. PMID: 19840562, PMCID: PMC2790921, DOI: 10.1016/j.amjcard.2009.06.034.Peer-Reviewed Original ResearchConceptsPrimary percutaneous coronary interventionPrimary PCIST-elevation myocardial infarctionPercutaneous coronary interventionBalloon timeMyocardial infarctionCoronary interventionAssociation of doorMinutes of admissionSecond-degree fractional polynomialsLogistic regression analysisFractional polynomial modelsMultivariable adjustmentLonger doorMedian doorCurrent guidelinesPatientsMortalityInfarctionRegression analysisFractional polynomialsAssociationInterventionMinutesTreatment
2008
Implementation and Integration of Prehospital ECGs Into Systems of Care for Acute Coronary Syndrome
Ting HH, Krumholz HM, Bradley EH, Cone DC, Curtis JP, Drew BJ, Field JM, French WJ, Gibler WB, Goff DC, Jacobs AK, Nallamothu BK, O'Connor RE, Schuur JD. Implementation and Integration of Prehospital ECGs Into Systems of Care for Acute Coronary Syndrome. Circulation 2008, 118: 1066-1079. PMID: 18703464, DOI: 10.1161/circulationaha.108.190402.Peer-Reviewed Reviews, Practice Guidelines, Standards, and Consensus StatementsDelay in Presentation and Reperfusion Therapy in ST-Elevation Myocardial Infarction
Ting HH, Bradley EH, Wang Y, Nallamothu BK, Gersh BJ, Roger VL, Lichtman JH, Curtis JP, Krumholz HM. Delay in Presentation and Reperfusion Therapy in ST-Elevation Myocardial Infarction. The American Journal Of Medicine 2008, 121: 316-323. PMID: 18374691, PMCID: PMC2373574, DOI: 10.1016/j.amjmed.2007.11.017.Peer-Reviewed Original ResearchMeSH KeywordsAgedAged, 80 and overAngioplasty, Balloon, CoronaryEarly DiagnosisElectrocardiographyEmergency Medical ServicesEmergency Service, HospitalFemaleFollow-Up StudiesHospital MortalityHumansMaleMiddle AgedMultivariate AnalysisMyocardial InfarctionMyocardial RevascularizationOdds RatioProbabilityRegistriesRetrospective StudiesRisk FactorsSurvival AnalysisThrombolytic TherapyTime FactorsTreatment OutcomeConceptsST-elevation myocardial infarctionReperfusion therapyHospital presentationBalloon timeSymptom onsetLonger doorMyocardial infarctionDrug timePrimary reperfusion therapyCohort studyLate presentersNeedle timeNational registryPatientsReduced likelihoodTherapyInfarctionLong delayPresentationOnsetHoursAssociationMinutesRegistry
2007
Summary of Evidence Regarding Hospital Strategies to Reduce Door-to-Balloon Times for Patients With ST-Segment Elevation Myocardial Infarction Undergoing Primary Percutaneous Coronary Intervention
Bradley EH, Nallamothu BK, Curtis JP, Webster TR, Magid DJ, Granger CB, Moscucci M, Krumholz HM. Summary of Evidence Regarding Hospital Strategies to Reduce Door-to-Balloon Times for Patients With ST-Segment Elevation Myocardial Infarction Undergoing Primary Percutaneous Coronary Intervention. Critical Pathways In Cardiology A Journal Of Evidence-Based Medicine 2007, 6: 91-97. PMID: 17804968, DOI: 10.1097/hpc.0b013e31812da7bc.Peer-Reviewed Original ResearchMeSH KeywordsAngioplasty, Balloon, CoronaryElectrocardiographyHospitalizationHospitalsHumansMyocardial InfarctionPractice Guidelines as TopicTime FactorsConceptsST-segment elevation myocardial infarctionElevation myocardial infarctionPercutaneous coronary interventionBalloon timeCoronary interventionCross-sectional designMyocardial infarctionCatheterization laboratoryPrompt percutaneous coronary interventionPrimary percutaneous coronary interventionHospital-based strategiesEmergency medicine physiciansHospital strategiesSummary of evidenceRandomized trialsPrehospital electrocardiogramCatheterization teamObservational studyMedicine physiciansClinical importanceComputerized searchPatientsEffective interventionsHospitalHospital effortsPreventing tomorrow's sudden cardiac death today Part I: Current data on risk stratification for sudden cardiac death
Al-Khatib SM, Sanders GD, Bigger JT, Buxton AE, Califf RM, Carlson M, Curtis A, Curtis J, Fain E, Gersh BJ, Gold MR, Haghighi-Mood A, Hammill SC, Healey J, Hlatky M, Hohnloser S, Kim RJ, Lee K, Mark D, Mianulli M, Mitchell B, Prystowsky EN, Smith J, Steinhaus D, Zareba W, conference F. Preventing tomorrow's sudden cardiac death today Part I: Current data on risk stratification for sudden cardiac death. American Heart Journal 2007, 153: 941-950. PMID: 17540194, DOI: 10.1016/j.ahj.2007.03.003.Peer-Reviewed Original ResearchConceptsSudden cardiac deathRisk stratificationCardiac deathHeart diseasePrevention of SCDLeft ventricular ejection fractionDuke Clinical Research InstituteOvert heart diseaseVentricular ejection fractionStructural heart diseaseHeart Rhythm SocietyClinical Research InstituteImplantable cardioverter defibrillatorCurrent dataEjection fractionSuch patientsSCD eventsCardioverter defibrillatorUS FoodDrug AdministrationPredictive valuePatientsDuke CenterClinical cardiologyEffective prevention
2006
Effect of Door-to-Balloon Time on Mortality in Patients With ST-Segment Elevation Myocardial Infarction
McNamara RL, Wang Y, Herrin J, Curtis JP, Bradley EH, Magid DJ, Peterson ED, Blaney M, Frederick PD, Krumholz HM, Investigators N. Effect of Door-to-Balloon Time on Mortality in Patients With ST-Segment Elevation Myocardial Infarction. Journal Of The American College Of Cardiology 2006, 47: 2180-2186. PMID: 16750682, DOI: 10.1016/j.jacc.2005.12.072.Peer-Reviewed Original ResearchConceptsPrimary percutaneous coronary interventionST-segment elevation myocardial infarctionBalloon timeElevation myocardial infarctionSymptom onsetMyocardial infarctionHospital mortalityPatient characteristicsDoor timeEffect of doorPrimary PCIBaseline risk statusPercutaneous coronary interventionHigh-risk factorsSTEMI patientsCohort studyCoronary interventionLonger doorEntire cohortSubgroup analysisNational registryBaseline riskMortality riskPatientsMortalityThe Pre-Hospital Electrocardiogram and Time to Reperfusion in Patients With Acute Myocardial Infarction, 2000–2002 Findings From the National Registry of Myocardial Infarction-4
Curtis JP, Portnay EL, Wang Y, McNamara RL, Herrin J, Bradley EH, Magid DJ, Blaney ME, Canto JG, Krumholz HM. The Pre-Hospital Electrocardiogram and Time to Reperfusion in Patients With Acute Myocardial Infarction, 2000–2002 Findings From the National Registry of Myocardial Infarction-4. Journal Of The American College Of Cardiology 2006, 47: 1544-1552. PMID: 16630989, DOI: 10.1016/j.jacc.2005.10.077.Peer-Reviewed Original ResearchConceptsST-segment elevation myocardial infarctionPre-hospital electrocardiogramPrimary percutaneous coronary interventionMyocardial infarction 4Mean doorReperfusion timeHospital characteristicsNational registryTreatment of STEMILimited contemporary informationElevation myocardial infarctionPercutaneous coronary interventionBundle branch blockAcute reperfusionECG usePCI cohortReperfusion therapyBalloon timeCoronary interventionFibrinolytic therapyTherapy cohortMyocardial infarctionBranch blockNational guidelinesDrug time
2005
Hospital Improvement in Time to Reperfusion in Patients With Acute Myocardial Infarction, 1999 to 2002
McNamara RL, Herrin J, Bradley EH, Portnay EL, Curtis JP, Wang Y, Magid DJ, Blaney M, Krumholz HM, Investigators N. Hospital Improvement in Time to Reperfusion in Patients With Acute Myocardial Infarction, 1999 to 2002. Journal Of The American College Of Cardiology 2005, 47: 45-51. PMID: 16386663, PMCID: PMC1475926, DOI: 10.1016/j.jacc.2005.04.071.Peer-Reviewed Original ResearchConceptsST-segment elevation myocardial infarctionBalloon timeMin/yearNeedle timeMyocardial infarctionHospital characteristicsAcute ST-segment elevation myocardial infarctionPercutaneous coronary intervention cohortPercutaneous coronary intervention volumeElevation myocardial infarctionPercutaneous coronary interventionRetrospective observational studyFour-year study periodRapid reperfusionCoronary interventionFibrinolytic therapyHospital arrivalTherapy cohortReperfusion timeIntervention cohortNational registryIntervention volumeObservational studyHospital improvementPatients
2004
Efficacy and safety of two unfractionated heparin dosing strategies with tenecteplase in acute myocardial infarction (results from Assessment of the Safety and Efficacy of a New Thrombolytic Regimens 2 and 3)
Curtis JP, Alexander JH, Huang Y, Wallentin L, Verheugt FW, Armstrong PW, Krumholz HM, Van de Werf F, Danays T, Cheeks M, Granger CB, Investigators A. Efficacy and safety of two unfractionated heparin dosing strategies with tenecteplase in acute myocardial infarction (results from Assessment of the Safety and Efficacy of a New Thrombolytic Regimens 2 and 3). The American Journal Of Cardiology 2004, 94: 279-283. PMID: 15276088, DOI: 10.1016/j.amjcard.2004.04.019.Peer-Reviewed Original ResearchMeSH KeywordsAgedConfidence IntervalsDose-Response Relationship, DrugDrug Administration ScheduleDrug Therapy, CombinationElectrocardiographyFemaleFollow-Up StudiesHeparin, Low-Molecular-WeightHumansIncidenceIntracranial HemorrhagesMaleMiddle AgedMultivariate AnalysisMyocardial InfarctionMyocardial IschemiaPartial Thromboplastin TimeProbabilityRandomized Controlled Trials as TopicRisk AssessmentSeverity of Illness IndexSurvival RateTenecteplaseThrombolytic TherapyTissue Plasminogen ActivatorTreatment OutcomeConceptsWeight-adjusted heparinST-elevation myocardial infarctionASSENT-3Myocardial infarctionASSENT-2Major bleedingIntracranial hemorrhageSmall doseFull-dose tenecteplaseLess major bleedingNew thrombolytic regimenOutcomes of patientsAcute myocardial infarctionPartial thromboplastin timeSimilar ratesRefractory ischemiaThrombolytic regimenRecurrent infarctionBaseline characteristicsHemorrhagic complicationsUnfractionated heparinThromboplastin timePatientsInfarctionTenecteplase