2013
Safety of Pacemaker Implantation in Nonagenarians
Mandawat A, Curtis JP, Mandawat A, Njike VY, Lampert R. Safety of Pacemaker Implantation in Nonagenarians. Circulation 2013, 127: 1453-1465. PMID: 23513066, DOI: 10.1161/circulationaha.113.001434.Peer-Reviewed Original ResearchMeSH KeywordsAge DistributionAgedAged, 80 and overArrhythmias, CardiacComorbidityCross-Sectional StudiesFemaleHealth Care CostsHospital MortalityHumansLength of StayLinear ModelsLogistic ModelsMaleMultivariate AnalysisOutcome and Process Assessment, Health CarePacemaker, ArtificialPredictive Value of TestsUnited StatesConceptsLength of stayYears of ageSevere comorbiditiesPacemaker implantationUtilization Project Nationwide Inpatient SampleInitial pacemaker implantationCase-mix variationMantel-Haenszel testStepwise linear regression modelHospital mortalityUnadjusted mortalityComplication rateMultivariable analysisUnadjusted outcomesInpatient SampleHealthcare costsPatientsComorbiditiesHierarchical logistic modelsStayNonagenariansMortalityAgeOutcomesComplications
2009
Anger-Induced T-Wave Alternans Predicts Future Ventricular Arrhythmias in Patients With Implantable Cardioverter-Defibrillators
Lampert R, Shusterman V, Burg M, McPherson C, Batsford W, Goldberg A, Soufer R. Anger-Induced T-Wave Alternans Predicts Future Ventricular Arrhythmias in Patients With Implantable Cardioverter-Defibrillators. Journal Of The American College Of Cardiology 2009, 53: 774-778. PMID: 19245968, PMCID: PMC3979284, DOI: 10.1016/j.jacc.2008.10.053.Peer-Reviewed Original ResearchConceptsVentricular tachycardia/ventricular fibrillationFuture ventricular arrhythmiasT-wave alternansVentricular arrhythmiasVentricular fibrillationSpontaneous ventricular tachycardia/ventricular fibrillationHigher TWAImplantable cardioverter defibrillatorEjection fractionHighest quartileTWA testingWide QRSClinical arrhythmiaAmbulatory electrocardiographyLowest quartileFuture arrhythmiasSudden deathCardioverter defibrillatorClinical roleMultivariable regressionPatientsArrhythmiasRepolarization instabilityStress protocolSignificant predictors
2005
Depression as a predictor for appropriate shocks among patients with implantable cardioverter-defibrillators Results from the Triggers of Ventricular Arrhythmias (TOVA) study
Whang W, Albert CM, Sears SF, Lampert R, Conti JB, Wang PJ, Singh JP, Ruskin JN, Muller JE, Mittleman MA, Investigators T. Depression as a predictor for appropriate shocks among patients with implantable cardioverter-defibrillators Results from the Triggers of Ventricular Arrhythmias (TOVA) study. Journal Of The American College Of Cardiology 2005, 45: 1090-1095. PMID: 15808769, DOI: 10.1016/j.jacc.2004.12.053.Peer-Reviewed Original ResearchConceptsCoronary artery diseaseVT/VFSymptoms of depressionVentricular arrhythmiasSevere depressionAnderson-Gill proportional hazards modelsArrhythmia studiesImplantable cardioverter defibrillator patientsEpidemiologic Studies Depression ScaleCardioverter-defibrillator patientsFatal ventricular arrhythmiasProportional hazards modelRisk of shockCAD patientsFirst shockAppropriate shocksArtery diseaseICD dischargesICD patientsRecurrent episodesMultiple confoundersElevated riskSevere symptomsDepression severityHazards model