2024
Heart Rate Variability, Deceleration Capacity of Heart Rate, and Death: A Veteran Twins Study
Huang M, Shah A, Lampert R, Bliwise D, Johnson D, Clifford G, Sloan R, Goldberg J, Ko Y, Da Poian G, Perez‐Alday E, Almuwaqqat Z, Shah A, Garcia M, Young A, Moazzami K, Bremner J, Vaccarino V. Heart Rate Variability, Deceleration Capacity of Heart Rate, and Death: A Veteran Twins Study. Journal Of The American Heart Association 2024, 13: e032740. PMID: 38533972, PMCID: PMC11179789, DOI: 10.1161/jaha.123.032740.Peer-Reviewed Original ResearchMeSH KeywordsBradycardiaDecelerationElectrocardiography, AmbulatoryHeart RateHumansProspective StudiesVeteransConceptsLow-frequency heart rate variabilityHazard of deathAssociated with reduced mortality riskMortality riskMultivariable Cox frailty modelsHeart rate variabilityAssociated with decreased hazard of deathNational Death IndexDeceleration capacityAssociated with lower hazardWithin-pair analysesTwin studiesCox frailty modelsHazard ratio of deathRatio of deathDeceleration capacity of heart rateAssociated with decreased hazardDeath IndexHeart rateAll-cause deathHazard ratioFrequency domain heart rate variabilityStrong associations
2005
Cost Advantage of Dual-Chamber Versus Single-Chamber Cardioverter-Defibrillator Implantation
Goldberger Z, Elbel B, McPherson CA, Paltiel AD, Lampert R. Cost Advantage of Dual-Chamber Versus Single-Chamber Cardioverter-Defibrillator Implantation. Journal Of The American College Of Cardiology 2005, 46: 850-857. PMID: 16139136, DOI: 10.1016/j.jacc.2005.05.061.Peer-Reviewed Original ResearchConceptsElectrophysiologic studySingle-chamber devicesUpgrade rateMost patient populationsSingle-chamber ICDCardioverter-defibrillator implantationSingle university hospitalElectrophysiologic testingRetrospective reviewPatient populationUniversity HospitalDevice selectionInitial implantationPatientsResource utilization costsPerson costsImplantation strategyClinical needICDImplantationExpensive strategyCostly strategyPotential needUtilization costsICD/