2016
Pulmonary function and adverse cardiovascular outcomes: Can cardiac function explain the link?
Peña M, Dunning A, Schulte PJ, Durheim MT, Kussin P, Checkley W, Velazquez EJ. Pulmonary function and adverse cardiovascular outcomes: Can cardiac function explain the link? Respiratory Medicine 2016, 121: 4-12. PMID: 27888991, DOI: 10.1016/j.rmed.2016.10.009.Peer-Reviewed Original ResearchConceptsLeft ventricular ejection fractionAdverse cardiovascular eventsPulmonary functionCause mortalityCardiovascular eventsCardiac hospitalizationCardiac functionDecreased LVEFNormal left ventricular ejection fractionSingle tertiary care medical centerTertiary care medical centerCox proportional hazards modelLeft heart remodelingRight heart dysfunctionAdverse cardiovascular outcomesRight ventricular functionTertiary care centerVentricular ejection fractionVentricular internal dimensionLeft heart structuresLeft heart sizeProportional hazards modelMultivariable linear regressionDecreased FVCCardiovascular outcomes
2015
Relation of Elevated Heart Rate in Patients With Heart Failure With Reduced Ejection Fraction to One-Year Outcomes and Costs
DeVore AD, Schulte PJ, Mentz RJ, Hardy NC, Kelly JP, Velazquez EJ, Maya JF, Kielhorn A, Patel HK, Reed SD, Hernandez AF. Relation of Elevated Heart Rate in Patients With Heart Failure With Reduced Ejection Fraction to One-Year Outcomes and Costs. The American Journal Of Cardiology 2015, 117: 946-951. PMID: 26805662, PMCID: PMC5429586, DOI: 10.1016/j.amjcard.2015.12.031.Peer-Reviewed Original ResearchConceptsBeats/minReduced ejection fractionElevated heart rateHeart rateHeart failureEjection fractionΒ-blockersMedical costsHospital cost accounting dataLarge tertiary care centerMortality/hospitalizationTertiary care centerOne-year outcomesDirect medical costsNational death recordsRoutine clinical practiceMedian heart rateProportional hazards modelDuke University HospitalHeart rate assessmentElectronic medical recordsCause mortalityEligible patientsMultivariate adjustmentAtrial fibrillationOutcomes After Nonemergent Electrical Cardioversion for Atrial Arrhythmias
Steinberg BA, Schulte PJ, Hofmann P, Ersbøll M, Alexander JH, Broderick-Forsgren K, Anstrom KJ, Granger CB, Piccini JP, Velazquez EJ, Shah BR. Outcomes After Nonemergent Electrical Cardioversion for Atrial Arrhythmias. The American Journal Of Cardiology 2015, 115: 1407-1414. PMID: 25784514, PMCID: PMC4414802, DOI: 10.1016/j.amjcard.2015.02.030.Peer-Reviewed Original ResearchConceptsElectrical cardioversionAtrial arrhythmiasTEE useTransesophageal Echocardiography UseTertiary care centerBetter clinical outcomesCHADS2 scoreRehospitalization ratesProcedural complicationsClinical outcomesAtrial fibrillationRhythm controlAtrial flutterSinus rhythmEchocardiography useCare centerProcedural characteristicsECV successPatient's conditionHeart ratePatientsMultivariate analysisRehospitalizationCardioversionComplications