2017
Contemporary risk model for inhospital major bleeding for patients with acute myocardial infarction: The acute coronary treatment and intervention outcomes network (ACTION) registry®–Get With The Guidelines (GWTG)®
Desai NR, Kennedy KF, Cohen DJ, Connolly T, Diercks DB, Moscucci M, Ramee S, Spertus J, Wang TY, McNamara RL. Contemporary risk model for inhospital major bleeding for patients with acute myocardial infarction: The acute coronary treatment and intervention outcomes network (ACTION) registry®–Get With The Guidelines (GWTG)®. American Heart Journal 2017, 194: 16-24. PMID: 29223432, DOI: 10.1016/j.ahj.2017.08.004.Peer-Reviewed Original ResearchConceptsAcute myocardial infarctionIntervention Outcomes Network RegistryAcute Coronary TreatmentInhospital major bleedingMajor bleedingRisk scoreCoronary TreatmentValidation cohortMyocardial infarctionHigh riskLower riskContemporary risk modelsProspective risk stratificationSimplified risk scoreHospital quality assessmentRisk adjustment methodsBaseline hemoglobinCardiogenic shockCreatinine clearanceFrequent complicationDerivation cohortHeart failureRisk stratificationSignificant morbidityCardiac arrest
2015
Standardized Outcome Measurement for Patients With Coronary Artery Disease: Consensus From the International Consortium for Health Outcomes Measurement (ICHOM)
McNamara RL, Spatz ES, Kelley TA, Stowell CJ, Beltrame J, Heidenreich P, Tresserras R, Jernberg T, Chua T, Morgan L, Panigrahi B, Rosas Ruiz A, Rumsfeld JS, Sadwin L, Schoeberl M, Shahian D, Weston C, Yeh R, Lewin J. Standardized Outcome Measurement for Patients With Coronary Artery Disease: Consensus From the International Consortium for Health Outcomes Measurement (ICHOM). Journal Of The American Heart Association 2015, 4: e001767. PMID: 25991011, PMCID: PMC4599409, DOI: 10.1161/jaha.115.001767.Peer-Reviewed Original ResearchConceptsAcute myocardial infarctionHealth Outcomes MeasurementOutcome measurementsMyocardial infarctionCoronary artery disease outcomesPatient-reported health statusCoronary artery bypassPercutaneous coronary interventionCoronary artery diseasePatient-centered outcomesStandardized outcome measurementsLongitudinal outcomesCardiovascular hospital admissionsAsymptomatic CADAcute complicationsArtery bypassCoronary interventionRenal failureArtery diseaseHospital admissionInternational Working GroupRisk factorsCardiovascular diseaseDisease outcomeOutcome measures
2014
International comparisons of the management of patients with non-ST segment elevation acute myocardial infarction in the United Kingdom, Sweden, and the United States: The MINAP/NICOR, SWEDEHEART/RIKS-HIA, and ACTION Registry-GWTG/NCDR registries
McNamara RL, Chung SC, Jernberg T, Holmes D, Roe M, Timmis A, James S, Deanfield J, Fonarow GC, Peterson ED, Jeppsson A, Hemingway H. International comparisons of the management of patients with non-ST segment elevation acute myocardial infarction in the United Kingdom, Sweden, and the United States: The MINAP/NICOR, SWEDEHEART/RIKS-HIA, and ACTION Registry-GWTG/NCDR registries. International Journal Of Cardiology 2014, 175: 240-247. PMID: 24882696, PMCID: PMC4112832, DOI: 10.1016/j.ijcard.2014.04.270.Peer-Reviewed Original ResearchConceptsNon-ST segment elevation myocardial infarctionPercutaneous coronary interventionManagement of patientsMyocardial infarctionRIKS-HIAAcute non-ST segment elevation myocardial infarctionNon-ST segment elevation acute myocardial infarctionEnzyme inhibitors/angiotensin receptor blockersSegment elevation acute myocardial infarctionElevation acute myocardial infarctionSegment elevation myocardial infarctionFuture comparative effectiveness researchAngiotensin receptor blockersPrior heart failureDual antiplatelet agentsElevation myocardial infarctionAcute myocardial infarctionComparative effectiveness researchCoronary interventionDischarge medicationsOngoing registryReceptor blockersHeart failureAntiplatelet agentsClinical registry
2007
Impact of Delay in Door-to-Needle Time on Mortality in Patients With ST-Segment Elevation Myocardial Infarction
McNamara RL, Herrin J, Wang Y, Curtis JP, Bradley EH, Magid DJ, Rathore SS, Nallamothu BK, Peterson ED, Blaney ME, Frederick P, Krumholz HM. Impact of Delay in Door-to-Needle Time on Mortality in Patients With ST-Segment Elevation Myocardial Infarction. The American Journal Of Cardiology 2007, 100: 1227-1232. PMID: 17920362, PMCID: PMC2715362, DOI: 10.1016/j.amjcard.2007.05.043.Peer-Reviewed Original ResearchMeSH KeywordsAgedAged, 80 and overArrhythmias, CardiacCaliforniaCohort StudiesEmergency Service, HospitalEmergency TreatmentFemaleFibrinolytic AgentsHospital MortalityHumansMaleMedical RecordsMyocardial InfarctionOutcome Assessment, Health CareRegistriesRetrospective StudiesThrombolytic TherapyTime and Motion StudiesTime FactorsConceptsST-segment elevation myocardial infarctionElevation myocardial infarctionNeedle timeFibrinolytic therapyMyocardial infarctionHospital mortalitySymptom onsetOdds ratioReperfusion strategyAdjunctive medicationsHospital arrivalShorter doorTimely administrationNational registryRepresentative cohortPatientsMortalityInfarctionTherapyIndependent effectsCohortMinutesSmaller centersOnsetImpact of delay
2006
Strategies for Reducing the Door-to-Balloon Time in Acute Myocardial Infarction
Bradley EH, Herrin J, Wang Y, Barton BA, Webster TR, Mattera JA, Roumanis SA, Curtis JP, Nallamothu BK, Magid DJ, McNamara RL, Parkosewich J, Loeb JM, Krumholz HM. Strategies for Reducing the Door-to-Balloon Time in Acute Myocardial Infarction. New England Journal Of Medicine 2006, 355: 2308-2320. PMID: 17101617, DOI: 10.1056/nejmsa063117.Peer-Reviewed Original ResearchConceptsST-segment elevationBalloon timeCatheterization laboratoryMyocardial infarctionFaster doorEmergency departmentPrimary percutaneous coronary interventionHospital strategiesIntracoronary balloon inflationPercutaneous coronary interventionAcute myocardial infarctionMinority of hospitalsEmergency medicine physiciansReperfusion treatmentCoronary interventionBalloon inflationMedicine physiciansMultivariate analysisHospitalInfarctionPatientsMedicaid ServicesSignificant reductionReal-time data feedbackData feedback
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
2003
Predictors of cause‐specific hospital readmission in patients with heart failure
Babayan Z, McNamara R, Nagajothi N, Kasper E, Armenian H, Powe N, Baughman K, Lima J. Predictors of cause‐specific hospital readmission in patients with heart failure. Clinical Cardiology 2003, 26: 411-418. PMID: 14524597, PMCID: PMC6654034, DOI: 10.1002/clc.4960260906.Peer-Reviewed Original ResearchMeSH KeywordsAgedAngioplasty, Balloon, CoronaryCohort StudiesCoronary Artery BypassFemaleFollow-Up StudiesHeart FailureHumansLength of StayMaleMarylandMiddle AgedMyocardial IschemiaPatient ReadmissionPredictive Value of TestsPrevalenceRecurrenceRegression AnalysisSex FactorsStroke VolumeTime FactorsVentricular Dysfunction, LeftConceptsCause-specific readmissionsCoronary artery bypass graftPercutaneous transluminal coronary angioplastyIschemic etiologyRecurrent heart failureHeart failureCardiovascular diseaseHospital readmissionLV dysfunctionVentricular functionMyocardial infarctionAnnual readmission ratesTotal hospital readmissionsArtery bypass graftRisk of readmissionTransluminal coronary angioplastyLeft ventricular functionCox hazard ratiosAvailable clinical dataCause readmissionHF etiologyHazard ratioReadmission ratesRetrospective cohortConsecutive patients
2001
Specialty of principal care physician and Medicare expenditures in patients with coronary artery disease: impact of comorbidity and severity.
McNamara R, Powe N, Thiemann D, Shaffer T, Weller W, Anderson G. Specialty of principal care physician and Medicare expenditures in patients with coronary artery disease: impact of comorbidity and severity. The American Journal Of Managed Care 2001, 7: 261-6. PMID: 11258143.Peer-Reviewed Original ResearchConceptsPrincipal care physicianCoronary artery diseaseAcute myocardial infarctionArtery diseaseCare physiciansUnstable anginaMean expenditureMyocardial infarctionChronic coronary artery diseaseMedicare expendituresProportion of patientsImpact of comorbiditiesLevel of comorbiditySeverity of diagnosisCharlson indexElderly patientsLow comorbidityPhysician typeAcute diagnosisChronic conditionsAcute diseaseChronic diseasesRetrospective analysisComorbiditiesPatients
1998
Usefulness of Transesophageal Echocardiography in Predicting Mortality and Morbidity in Stroke Patients Without Clinically Known Cardiac Sources of Embolus 11The views expressed in this article are those of the authors and do not reflect the official policy of the United States Navy, Department of Defense, or the United States Government.
O’Brien P, Thiemann D, McNamara R, Roberts J, Raska K, Oppenheimer S, Lima J. Usefulness of Transesophageal Echocardiography in Predicting Mortality and Morbidity in Stroke Patients Without Clinically Known Cardiac Sources of Embolus 11The views expressed in this article are those of the authors and do not reflect the official policy of the United States Navy, Department of Defense, or the United States Government. The American Journal Of Cardiology 1998, 81: 1144-1151. PMID: 9605057, DOI: 10.1016/s0002-9149(98)00132-5.Peer-Reviewed Original ResearchConceptsSpontaneous echo contrastRecurrent strokeTransesophageal echocardiographyMyocardial infarctionEcho contrastAtrial spontaneous echo contrastMitral valve strandsNonfatal myocardial infarctionTransient ischemic attackIschemic stroke patientsMitral annular calcificationMitral valve thickeningRecent myocardial infarctionAtrial septal defectMultiplane transesophageal echocardiographyAscending aorticCardiovascular survivalHeart thrombusIschemic attackPeripheral embolismAortic atherosclerosisCardiac causesFatal strokeVascular causesAnnular calcification