2020
Clinical implications of differences between real world and clinical trial usage of left ventricular assist devices for end stage heart failure
Mezzacappa C, Ravindra NG, Caraballo C, Chouairi F, Miller PE, Clarke JD, Gruen J, Mori M, McCullough M, Mullan C, Geirsson A, Rogers JG, Anwer M, Desai N, Ahmad T. Clinical implications of differences between real world and clinical trial usage of left ventricular assist devices for end stage heart failure. PLOS ONE 2020, 15: e0242928. PMID: 33270648, PMCID: PMC7714148, DOI: 10.1371/journal.pone.0242928.Peer-Reviewed Original ResearchConceptsClinical trialsVentricular assist deviceExclusion criteriaLVAD recipientsAssist deviceReal-world settingClinical implicationsClinical trial exclusion criteriaHeart failure clinical trialsEnd-stage renal diseaseEnd-stage heart failureReal-world registryRetrospective cohort studyLandmark clinical trialsStage renal diseaseTrial exclusion criteriaRisk of deathStage heart failureRespiratory failureCohort studyPatient characteristicsHeart failurePatient factorsRenal diseaseClinical outcomes
2019
Clinical Implications of the New York Heart Association Classification
Caraballo C, Desai NR, Mulder H, Alhanti B, Wilson FP, Fiuzat M, Felker GM, Piña IL, O'Connor CM, Lindenfeld J, Januzzi JL, Cohen LS, Ahmad T. Clinical Implications of the New York Heart Association Classification. Journal Of The American Heart Association 2019, 8: e014240. PMID: 31771438, PMCID: PMC6912957, DOI: 10.1161/jaha.119.014240.Peer-Reviewed Original ResearchConceptsNew York Heart Association classificationHF clinical trialsNYHA class IIVentricular ejection fractionGUIDE-ITHeart failureNYHA classWalk distanceEjection fractionRisk stratificationHF-ACTIONAssociation classificationClinical trialsMinute ventilation-carbon dioxide production relationshipKansas City Cardiomyopathy Questionnaire scoreClass IIMulticenter National InstituteNYHA class IIINT-proBNP levelsKaplan-Meier curvesLog-rank testClinical trial eligibilityWilcoxon rank sum testMaximal oxygen uptakeRank sum test