2014
Clinical outcome as a function of the PR-interval—there is virtue in moderation: data from the Duke Databank for cardiovascular disease
Holmqvist F, Thomas KL, Broderick S, Ersbøll M, Singh D, Chiswell K, Shaw LK, Hegland DD, Velazquez EJ, Daubert JP. Clinical outcome as a function of the PR-interval—there is virtue in moderation: data from the Duke Databank for cardiovascular disease. EP Europace 2014, 17: 978-985. PMID: 25164430, DOI: 10.1093/europace/euu211.Peer-Reviewed Original ResearchConceptsCoronary heart diseaseHeart diseaseDuke University Medical CenterMajor cardiovascular outcomesMajor cardiovascular eventsNative coronary arteriesUniversity Medical CenterPR interval durationCV eventsCardiovascular eventsCardiovascular outcomesCause mortalityCoronary angiographyDuke DatabankClinical outcomesAtrial fibrillationPoor outcomeCoronary arterySignificant stenosisSinus rhythmCardiovascular diseaseMedical CenterHigh riskPatientsRelevant covariates
2002
Revascularization improves survival in ischemic cardiomyopathy regardless of electrocardiographic criteria for prior small-to-medium myocardial infarcts
Shah BR, Velazquez E, Shaw LK, Bart B, O'Connor C, Wagner GS. Revascularization improves survival in ischemic cardiomyopathy regardless of electrocardiographic criteria for prior small-to-medium myocardial infarcts. American Heart Journal 2002, 143: 111-117. PMID: 11773920, DOI: 10.1067/mhj.2002.119996.Peer-Reviewed Original ResearchConceptsLeft ventricular ejection fractionIschemic cardiomyopathyMyocardial infarctionQRS scoreTreatment groupsSelvester QRS scoring systemVentricular ejection fractionMajor coronary arteriesPrevious myocardial infarctionAcute myocardial infarctionQRS scoring systemSignificant treatment differencesElectrocardiographic evidenceCoronary angiographyEjection fractionIndependent predictorsInfarct sizeCoronary arteryHibernating myocardiumRevascularizationDecreased functionBetter survivalMyocardial infarctElectrocardiographic criteriaPatients