2023
Association of Beta-Blocker Therapy With Cardiovascular Outcomes in Patients With Stable Ischemic Heart Disease
Godoy L, Farkouh M, Austin P, Shah B, Qiu F, Jackevicius C, Wijeysundera H, Krumholz H, Ko D. Association of Beta-Blocker Therapy With Cardiovascular Outcomes in Patients With Stable Ischemic Heart Disease. Journal Of The American College Of Cardiology 2023, 81: 2299-2311. PMID: 37316110, DOI: 10.1016/j.jacc.2023.04.021.Peer-Reviewed Original ResearchConceptsStable coronary artery diseaseCoronary artery diseaseBeta-blocker groupRecent myocardial infarctionHeart failureMyocardial infarctionCardiovascular eventsCoronary angiographyPrescription claimsObstructive coronary artery diseaseIndex coronary angiographyBeta-blocker therapyBeta-blocker useHeart failure hospitalizationElective coronary angiographyNew-user designMyocardial infarction hospitalizationsCause deathCardiovascular outcomesCause mortalityFailure hospitalizationCardioprotective benefitsArtery diseasePrimary outcomeIschemic heartQuantifying Blood Pressure Visit-to-Visit Variability in the Real-World Setting: A Retrospective Cohort Study
Lu Y, Linderman G, Mahajan S, Liu Y, Huang C, Khera R, Mortazavi B, Spatz E, Krumholz H. Quantifying Blood Pressure Visit-to-Visit Variability in the Real-World Setting: A Retrospective Cohort Study. Circulation Cardiovascular Quality And Outcomes 2023, 16: e009258. PMID: 36883456, DOI: 10.1161/circoutcomes.122.009258.Peer-Reviewed Original ResearchConceptsRetrospective cohort studyBlood pressure valuesPatient characteristicsReal-world settingCohort studyPatient subgroupsYale New Haven Health SystemMean body mass indexSystolic blood pressure valuesBlood pressure visitHistory of hypertensionCoronary artery diseaseManagement of patientsMultivariable linear regression modelsBlood pressure readingsBody mass indexPatient-level measuresBlood pressure variationAbsolute standardized differencesNon-Hispanic whitesAntihypertensive medicationsReal-world practiceVisit variabilityArtery diseaseRegression modelsTrends in the likelihood of receiving percutaneous coronary intervention in a low-volume hospital and disparities by sociodemographic communities
Wang C, Lindquist K, Krumholz H, Hsia R. Trends in the likelihood of receiving percutaneous coronary intervention in a low-volume hospital and disparities by sociodemographic communities. PLOS ONE 2023, 18: e0279905. PMID: 36652416, PMCID: PMC9847957, DOI: 10.1371/journal.pone.0279905.Peer-Reviewed Original ResearchConceptsLow-volume hospitalsNon-Latinx WhitesRelative riskSociodemographic groupsLow-income zip codesHospital PCI volumeRetrospective cohort studyPercutaneous coronary interventionCoronary artery diseaseLow-volume centersFavorable patient outcomesLow-volume facilitiesZip code median incomeLow incomeRace/ethnicityCohort studyCoronary interventionLatinx patientsSecondary outcomesArtery diseasePCI centerPrimary outcomePCI volumeAsian patientsCertain socioeconomic factors
2022
Gene Sequencing Identifies Perturbation in Nitric Oxide Signaling as a Nonlipid Molecular Subtype of Coronary Artery Disease
Khera AV, Wang M, Chaffin M, Emdin CA, Samani NJ, Schunkert H, Watkins H, McPherson R, Erdmann J, Elosua R, Boerwinkle E, Ardissino D, Butterworth A, Di Angelantonio E, Naheed A, Danesh J, Chowdhury R, Krumholz H, Sheu W, Rich S, Rotter J, Chen Y, Gabriel S, Lander E, Saleheen D, Kathiresan S. Gene Sequencing Identifies Perturbation in Nitric Oxide Signaling as a Nonlipid Molecular Subtype of Coronary Artery Disease. Circulation Genomic And Precision Medicine 2022, 15: e003598. PMID: 36215124, PMCID: PMC9771961, DOI: 10.1161/circgen.121.003598.Peer-Reviewed Original ResearchConceptsMolecular subtypesCAD riskHigher systolic blood pressureCoronary artery disease patientsEndothelial nitric oxide synthase geneDamaging missense variantsRisk of CADSystolic blood pressureCoronary artery diseaseRisk of hypertensionNitric oxide synthase geneMissense variantsNitric oxide synthesisRare variantsOxide synthase geneDiscrete molecular subtypesNitric Oxide SignalingLow density lipoprotein receptor geneArtery diseaseBlood pressureEndothelial functionVascular toneDisease patientsCAD casesCholesterol concentrationsEfficacy and Safety Considerations With Dose-Reduced Direct Oral Anticoagulants
Bikdeli B, Tajrishi F, Sadeghipour P, Talasaz AH, Fanikos J, Lippi G, Siegal DM, Eikelboom JW, Monreal M, Jimenez D, Connors JM, Ageno W, Barnes GD, Piazza G, Angiolillo DJ, Parikh SA, Kirtane AJ, Lopes RD, Bhatt DL, Weitz JI, Mehran R, Krumholz HM, Goldhaber SZ, Lip GYH. Efficacy and Safety Considerations With Dose-Reduced Direct Oral Anticoagulants. JAMA Cardiology 2022, 7: 747-759. PMID: 35648414, DOI: 10.1001/jamacardio.2022.1292.Peer-Reviewed Original ResearchConceptsDirect oral anticoagulantsRandomized clinical trialsAcute VTE treatmentDose adjustmentOral anticoagulantsLow-intensity treatmentPrimary preventionLarge registriesVTE treatmentHigh-risk medical patientsStable atherosclerotic vascular diseaseHigh-risk cancer patientsLarge randomized clinical trialsSecondary VTE preventionPeripheral artery diseaseAtherosclerotic vascular diseaseDaily clinical practiceRoutine practice patternEvidence of safetyRecent revascularizationStroke preventionVTE preventionArtery diseaseMedical patientsCancer patients
2021
Predictors of increased mortality in untreated moderate aortic stenosis
Gupta A, Liu T, Pounds C, Sharma R, Yong C, Krumholz H, Leon M. Predictors of increased mortality in untreated moderate aortic stenosis. European Heart Journal 2021, 42: ehab724.1573. DOI: 10.1093/eurheartj/ehab724.1573.Peer-Reviewed Original ResearchModerate aortic stenosisLong-term mortalityCoronary artery diseaseSeverity of ASAortic stenosisArtery diseaseAtrial fibrillationHeart failureUntreated severe aortic stenosisWorse long-term mortalityPoor long-term survivalSevere aortic stenosisAortic valve replacementHigh-risk featuresMild aortic stenosisPrognosis of patientsKaplan-Meier analysisLong-term survivalElectronic health recordsValve replacementAS severityMale sexRisk factorsSeverity groupsHigh risk
2020
Revascularization Practices and Outcomes in Patients With Multivessel Coronary Artery Disease Who Presented With Acute Myocardial Infarction and Cardiogenic Shock in the US, 2009-2018
Khera R, Secemsky EA, Wang Y, Desai NR, Krumholz HM, Maddox TM, Shunk KA, Virani SS, Bhatt DL, Curtis J, Yeh RW. Revascularization Practices and Outcomes in Patients With Multivessel Coronary Artery Disease Who Presented With Acute Myocardial Infarction and Cardiogenic Shock in the US, 2009-2018. JAMA Internal Medicine 2020, 180: 1317-1327. PMID: 32833024, PMCID: PMC9377424, DOI: 10.1001/jamainternmed.2020.3276.Peer-Reviewed Original ResearchMeSH KeywordsAdultAgedCohort StudiesCoronary VesselsFemaleFollow-Up StudiesHospital MortalityHumansMaleMiddle AgedMyocardial InfarctionPatient DischargePercutaneous Coronary InterventionRisk AssessmentRisk FactorsShock, CardiogenicST Elevation Myocardial InfarctionTime FactorsTreatment OutcomeUnited StatesConceptsST-segment elevation myocardial infarctionMultivessel percutaneous coronary interventionMultivessel coronary artery diseasePercutaneous coronary interventionAcute myocardial infarctionCoronary artery diseaseCulprit vessel percutaneous coronary interventionCardiogenic shockHospital mortalityArtery diseaseMyocardial infarctionCohort studyPrimary outcomeHospital variationPCI strategyMedicare beneficiariesUnderwent multivessel PCISignificant hospital variationElevation myocardial infarctionSubset of patientsHigh-risk populationRecent evidenceHospital complicationsPCI useRevascularization practiceStroke Code Presentations, Interventions, and Outcomes Before and During the COVID-19 Pandemic
Jasne AS, Chojecka P, Maran I, Mageid R, Eldokmak M, Zhang Q, Nystrom K, Vlieks K, Askenase M, Petersen N, Falcone GJ, Wira CR, Lleva P, Zeevi N, Narula R, Amin H, Navaratnam D, Loomis C, Hwang DY, Schindler J, Hebert R, Matouk C, Krumholz HM, Spudich S, Sheth KN, Sansing LH, Sharma R. Stroke Code Presentations, Interventions, and Outcomes Before and During the COVID-19 Pandemic. Stroke 2020, 51: 2664-2673. PMID: 32755347, PMCID: PMC7446978, DOI: 10.1161/str.0000000000000347.Peer-Reviewed Original ResearchMeSH KeywordsAgedAged, 80 and overBetacoronavirusBrain IschemiaCohort StudiesComorbidityConnecticutCoronary Artery DiseaseCoronavirus InfectionsCOVID-19DyslipidemiasEmergency Medical ServicesEthnicityFemaleHumansHypertensionIncomeInsurance, HealthIntracranial HemorrhagesMaleMedically UninsuredMiddle AgedOutcome and Process Assessment, Health CarePandemicsPneumonia, ViralRetrospective StudiesSARS-CoV-2Severity of Illness IndexStrokeSubstance-Related DisordersTelemedicineThrombectomyThrombolytic TherapyTime-to-TreatmentConceptsComprehensive stroke centerStroke codePatient characteristicsStroke severityStroke code patientsHistory of hypertensionStroke-like symptomsCoronary artery diseaseCoronavirus disease 2019 (COVID-19) pandemicPatient-level dataLower median household incomePublic health initiativesDisease 2019 pandemicCOVID-19 pandemicRace/ethnicityCode patientsHospital presentationPublic health insuranceRankin ScaleStroke centersArtery diseaseReperfusion timeStroke symptomsEarly outcomesConnecticut hospitals
2019
Traditional Chinese Medicine Use in the Treatment of Acute Heart Failure in Western Medicine Hospitals in China: Analysis From the China PEACE Retrospective Heart Failure Study
Yu Y, Spatz ES, Tan Q, Liu S, Lu Y, Masoudi FA, Schulz WL, Krumholz HM, Li J, Group T. Traditional Chinese Medicine Use in the Treatment of Acute Heart Failure in Western Medicine Hospitals in China: Analysis From the China PEACE Retrospective Heart Failure Study. Journal Of The American Heart Association 2019, 8: e012776. PMID: 31364457, PMCID: PMC6761625, DOI: 10.1161/jaha.119.012776.Peer-Reviewed Original ResearchConceptsTraditional Chinese medicineAcute heart failureHeart failureEvidence-based therapiesWestern Medicine HospitalTCM useMedicine HospitalEvidence-based therapy useTraditional Chinese medicine useChinese medicine useCoronary artery diseaseHeart Failure StudyHierarchical logistic regression modelsLogistic regression modelsSalvia miltiorrhizaRandom sampleHospital bleedingPatient's bleedingPatient characteristicsArtery diseaseTherapy useMedicine useHospital characteristicsRetrospective analysisHospital useApplication of the VIRGO taxonomy to differentiate acute myocardial infarction in young women
Sciria CT, Dreyer RP, D'Onofrio G, Safdar B, Krumholz HM, Spatz ES. Application of the VIRGO taxonomy to differentiate acute myocardial infarction in young women. International Journal Of Cardiology 2019, 288: 5-11. PMID: 31031078, DOI: 10.1016/j.ijcard.2019.03.054.Peer-Reviewed Original ResearchConceptsCoronary artery diseaseCardiac catheterizationYoung womenNon-obstructive coronary artery diseaseSingle-center retrospective chart reviewYoung AMI Patients (VIRGO) studyObstructive coronary artery diseaseRetrospective chart reviewAcute myocardial infarctionProportion of womenUniversal definitionIndex admissionChart reviewArtery diseaseConsecutive womenMyocardial infarctionTreatment strategiesCatheterizationMore young womenType 2Type 1Class IType 4BWomenPatient studies
2018
Percutaneous Coronary Intervention in Patients Without Acute Myocardial Infarction in China
Lu Y, Zhang H, Wang Y, Zhou T, Welsh J, Liu J, Guan W, Li J, Li X, Zheng X, Spertus JA, Masoudi FA, Krumholz HM, Jiang L. Percutaneous Coronary Intervention in Patients Without Acute Myocardial Infarction in China. JAMA Network Open 2018, 1: e185446. PMID: 30646292, PMCID: PMC6324328, DOI: 10.1001/jamanetworkopen.2018.5446.Peer-Reviewed Original ResearchConceptsStable coronary artery diseaseAcute myocardial infarctionCoronary artery diseaseSeattle Angina QuestionnairePercutaneous coronary interventionClinical improvementSmall clinical improvementAngina symptomsUnstable anginaArtery diseaseHealth statusCoronary interventionSymptom burdenMyocardial infarctionSAQ scoresSAQ angina frequency scorePatient-reported health statusPercutaneous coronary intervention (PCI) proceduresSelf-reported health statusAngina frequency scoreMulticenter cohort studyGreater clinical improvementSubstantial clinical improvementIschemic heart diseaseCoronary intervention proceduresAnalysis of predicted loss-of-function variants in UK Biobank identifies variants protective for disease
Emdin CA, Khera AV, Chaffin M, Klarin D, Natarajan P, Aragam K, Haas M, Bick A, Zekavat SM, Nomura A, Ardissino D, Wilson JG, Schunkert H, McPherson R, Watkins H, Elosua R, Bown MJ, Samani NJ, Baber U, Erdmann J, Gupta N, Danesh J, Chasman D, Ridker P, Denny J, Bastarache L, Lichtman JH, D’Onofrio G, Mattera J, Spertus JA, Sheu W, Taylor KD, Psaty BM, Rich SS, Post W, Rotter JI, Chen YI, Krumholz H, Saleheen D, Gabriel S, Kathiresan S. Analysis of predicted loss-of-function variants in UK Biobank identifies variants protective for disease. Nature Communications 2018, 9: 1613. PMID: 29691411, PMCID: PMC5915445, DOI: 10.1038/s41467-018-03911-8.Peer-Reviewed Original ResearchConceptsPLOF variantsProtein-coding genetic variantsFunction variantsCoronary artery diseaseBody fat distributionType 2 diabetesEssential splice siteProtein functionEffector transcriptsUK Biobank participantsIdentifies variantsStop codonMetabolic traitsArtery diseaseSplice siteAllergic diseasesAssociation analysisCardiometabolic diseasesAdditional diseaseFat distributionGenetic variantsBiobank participantsDiseaseBiological effectsVariants
2017
Comparing Outcomes of Coronary Artery Bypass Grafting Among Large Teaching and Urban Hospitals in China and the United States
Zheng Z, Zhang H, Yuan X, Rao C, Zhao Y, Wang Y, Normand SL, Krumholz HM, Hu S. Comparing Outcomes of Coronary Artery Bypass Grafting Among Large Teaching and Urban Hospitals in China and the United States. Circulation Cardiovascular Quality And Outcomes 2017, 10: e003327. PMID: 28611187, PMCID: PMC5482563, DOI: 10.1161/circoutcomes.116.003327.Peer-Reviewed Original ResearchMeSH KeywordsAdolescentAdultAgedChinaCoronary Artery BypassCoronary Artery DiseaseFemaleHealthcare DisparitiesHospital Bed CapacityHospital MortalityHospitals, High-VolumeHospitals, TeachingHospitals, UrbanHumansLength of StayMaleMiddle AgedOdds RatioPrevalenceProcess Assessment, Health CarePropensity ScoreQuality Indicators, Health CareRegistriesRisk AssessmentRisk FactorsTime FactorsTreatment OutcomeUnited StatesYoung AdultConceptsIsolated CABG surgeryCoronary artery bypassUrban hospitalHospital mortalityArtery bypassCABG surgeryChinese Cardiac Surgery RegistryTotal hospital stayCardiac Surgery RegistryCoronary artery diseaseNational Inpatient SampleLarge teachingLength of staySignificant mortality differenceHospital staySecondary outcomesArtery diseasePrimary outcomeMedian lengthComparing outcomesInpatient SampleMortality differencesHigher ageHigh mortalityHospital
2016
Coronary Catheterization and Percutaneous Coronary Intervention in China: 10-Year Results From the China PEACE-Retrospective CathPCI Study
Zheng X, Curtis JP, Hu S, Wang Y, Yang Y, Masoudi FA, Spertus JA, Li X, Li J, Dharmarajan K, Downing NS, Krumholz HM, Jiang L. Coronary Catheterization and Percutaneous Coronary Intervention in China: 10-Year Results From the China PEACE-Retrospective CathPCI Study. JAMA Internal Medicine 2016, 176: 512. PMID: 26974883, PMCID: PMC5459379, DOI: 10.1001/jamainternmed.2016.0166.Peer-Reviewed Original ResearchMeSH KeywordsAgedAged, 80 and overAngina, UnstableCardiac CatheterizationChinaCoronary Artery DiseaseDrug-Eluting StentsFemaleHospital MortalityHospitals, UrbanHumansLength of StayMaleMedical RecordsMiddle AgedMyocardial InfarctionOdds RatioOutcome Assessment, Health CarePercutaneous Coronary InterventionPostoperative ComplicationsPostoperative HemorrhageQuality of Health CareRetrospective StudiesStentsTime-to-TreatmentConceptsPercutaneous coronary interventionDrug-eluting stentsQuality of careCoronary catheterizationCoronary interventionNonobstructive coronary artery diseasePrimary percutaneous coronary interventionFuture quality improvement initiativesEvidence-based medicationsOutcomes of patientsCoronary artery diseaseClinical observational studyUse of catheterizationQuality improvement initiativesCalendar year 2001Hospital mortalityArtery diseasePatient characteristicsStable patientsTreatment patternsMedian lengthMean agePCI proceduresMedical recordsObservational studyThe China Patient-Centred Evaluative Assessment of Cardiac Events (China PEACE)-Prospective Study of 3-Vessel Disease: rationale and design
Rao C, Bongiovanni T, Li X, Gao H, Zhang H, Li J, Zhao Y, Yuan X, Hua K, Hu S, Krumholz HM, Jiang L, Zheng Z. The China Patient-Centred Evaluative Assessment of Cardiac Events (China PEACE)-Prospective Study of 3-Vessel Disease: rationale and design. BMJ Open 2016, 6: e009743. PMID: 26880670, PMCID: PMC4762131, DOI: 10.1136/bmjopen-2015-009743.Peer-Reviewed Original ResearchConceptsComplex coronary artery diseaseCoronary artery diseaseArtery diseaseLarge cardiovascular centresCardiac eventsProspective studyCardiovascular CenterTreatment strategiesCoronary revascularisation proceduresSYNTAX score calculationThree-vessel diseaseElective coronary angiographyMedical record abstractionPatient-reported outcomesAppropriateness of treatmentQuality improvement initiativesQuality of lifeEligible patientsRevascularisation proceduresAdverse eventsGuideline adherenceHospital factorsProspective cohortSecondary preventionCoronary angiography
2015
Appropriate Use Criteria for Coronary Revascularization and Trends in Utilization, Patient Selection, and Appropriateness of Percutaneous Coronary Intervention
Desai NR, Bradley SM, Parzynski CS, Nallamothu BK, Chan PS, Spertus JA, Patel MR, Ader J, Soufer A, Krumholz HM, Curtis JP. Appropriate Use Criteria for Coronary Revascularization and Trends in Utilization, Patient Selection, and Appropriateness of Percutaneous Coronary Intervention. JAMA 2015, 314: 2045-2053. PMID: 26551163, PMCID: PMC5459470, DOI: 10.1001/jama.2015.13764.Peer-Reviewed Original ResearchConceptsNonacute percutaneous coronary interventionPercutaneous coronary interventionAppropriate use criteriaInappropriate percutaneous coronary interventionHospital-level variationCoronary revascularizationPatient selectionUse criteriaCoronary interventionStudy periodAppropriateness of PCINational Cardiovascular Data Registry CathPCI RegistryProportion of PCIsMultivessel coronary artery diseaseHigh-risk findingsCoronary artery diseaseAnnual PCI volumesCross-sectional analysisAngina severityAntianginal medicationsAcute indicationsCathPCI RegistryArtery diseasePCI volumePCI proceduresThe Variation in Recovery
Spatz ES, Curry LA, Masoudi FA, Zhou S, Strait KM, Gross CP, Curtis JP, Lansky AJ, Soares Barreto-Filho JA, Lampropulos JF, Bueno H, Chaudhry SI, D'Onofrio G, Safdar B, Dreyer RP, Murugiah K, Spertus JA, Krumholz HM. The Variation in Recovery. Circulation 2015, 132: 1710-1718. PMID: 26350057, PMCID: PMC4858327, DOI: 10.1161/circulationaha.115.016502.Peer-Reviewed Original ResearchMeSH KeywordsAdolescentAdultAge of OnsetAlgorithmsAortic DissectionClassificationCoronary DiseaseDiagnostic Techniques, CardiovascularFemaleHumansMaleMedical RecordsMiddle AgedMyocardial InfarctionMyocardiumOxygen ConsumptionPhenotypePlaque, AtheroscleroticProspective StudiesReproducibility of ResultsRisk FactorsSex FactorsTreatment OutcomeYoung AdultConceptsAcute myocardial infarctionCoronary artery diseaseArtery diseaseClinical phenotypeNonobstructive coronary artery diseaseYoung AMI Patients (VIRGO) studyObstructive coronary artery diseaseYoung womenType 2 acute myocardial infarctionBiological disease mechanismsSubset of patientsThird universal definitionUnique clinical phenotypeCulprit lesionClinical characteristicsMyocardial infarctionTherapeutic efficacyUniversal definitionStudy participantsPatientsSupply-demand mismatchYoung adultsDisease mechanismsPatient studiesCurrent classification schemesGender differences in pre-event health status of young patients with acute myocardial infarction: A VIRGO study analysis
Dreyer RP, Smolderen KG, Strait KM, Beltrame JF, Lichtman JH, Lorenze NP, D’Onofrio G, Bueno H, Krumholz HM, Spertus JA. Gender differences in pre-event health status of young patients with acute myocardial infarction: A VIRGO study analysis. European Heart Journal Acute Cardiovascular Care 2015, 5: 43-54. PMID: 25681487, PMCID: PMC4658311, DOI: 10.1177/2048872615568967.Peer-Reviewed Original ResearchConceptsAcute myocardial infarctionPrior coronary artery diseaseCoronary artery diseaseHealth statusMyocardial infarctionYounger patientsArtery diseaseCoronary artery disease historyDisease-specific health statusAcute myocardial infarction patientsAggressive symptom controlCornerstone of careWorse physical functionBaseline health statusMedical record abstractionVisual analog scaleHealth status outcomesMyocardial infarction patientsDisease-specific measuresMean health scoresLogistic regression analysisQuality of lifeHealth status informationGender differencesSymptom control
2013
2013 ACCF/AHA Key Data Elements and Definitions for Measuring the Clinical Management and Outcomes of Patients With Acute Coronary Syndromes and Coronary Artery Disease
Cannon CP, Brindis RG, Chaitman BR, Cohen DJ, Cross JT, Drozda JP, Fesmire FM, Fintel DJ, Fonarow GC, Fox KA, Gray DT, Harrington RA, Hicks KA, Hollander JE, Krumholz H, Labarthe DR, Long JB, Mascette AM, Meyer C, Peterson ED, Radford MJ, Roe MT, Richmann JB, Selker HP, Shahian DM, Shaw RE, Sprenger S, Swor R, Underberg JA, Van de Werf F, Weiner BH, Weintraub WS. 2013 ACCF/AHA Key Data Elements and Definitions for Measuring the Clinical Management and Outcomes of Patients With Acute Coronary Syndromes and Coronary Artery Disease. Critical Pathways In Cardiology A Journal Of Evidence-Based Medicine 2013, 12: 65-105. PMID: 23680811, DOI: 10.1097/hpc.0b013e3182846e16.Peer-Reviewed Original Research2013 ACCF/AHA Key Data Elements and Definitions for Measuring the Clinical Management and Outcomes of Patients With Acute Coronary Syndromes and Coronary Artery Disease
Cannon CP, Brindis RG, Chaitman BR, Cohen DJ, Cross JT, Drozda JP, Fesmire FM, Fintel DJ, Fonarow GC, Fox KA, Gray DT, Harrington RA, Hicks KA, Hollander JE, Krumholz H, Labarthe DR, Long JB, Mascette AM, Meyer C, Peterson ED, Radford MJ, Roe MT, Richmann JB, Selker HP, Shahian DM, Shaw RE, Sprenger S, Swor R, Underberg JA, Van de Werf F, Weiner BH, Weintraub WS. 2013 ACCF/AHA Key Data Elements and Definitions for Measuring the Clinical Management and Outcomes of Patients With Acute Coronary Syndromes and Coronary Artery Disease. Circulation 2013, 127: 1052-1089. PMID: 23357718, DOI: 10.1161/cir.0b013e3182831a11.Peer-Reviewed Original Research