2020
Effect of Temporary Interruption of Warfarin Due to an Intervention on Downstream Time in Therapeutic Range in Patients With Atrial Fibrillation (from ORBIT AF)
Madhavan M, Holmes DN, Piccini JP, Freeman JV, Fonarow GC, Hylek EM, Kowey PR, Mahaffey KW, Pieper K, Peterson ED, Chan PS, Allen LA, Singer DE, Naccarelli GV, Reiffel JA, Steinberg BA, Gersh BJ, Investigators O. Effect of Temporary Interruption of Warfarin Due to an Intervention on Downstream Time in Therapeutic Range in Patients With Atrial Fibrillation (from ORBIT AF). The American Journal Of Cardiology 2020, 132: 66-71. PMID: 32826041, DOI: 10.1016/j.amjcard.2020.07.006.Peer-Reviewed Original ResearchConceptsInternational normalized ratioFirst therapeutic international normalized ratioTherapeutic international normalized ratioTherapeutic rangeAtrial fibrillationMajor bleedingTemporary interruptionAF patientsSubtherapeutic international normalized ratioBetter Informed TreatmentLow therapeutic rangeProportional hazards modelOutcomes RegistryNormalized ratioHigh incidenceLower riskHazards modelPatientsInformed TreatmentWarfarinSubsequent outcomesMonthsAnticoagulationRank testWeeks
2019
Association Between Warfarin Control Metrics and Atrial Fibrillation Outcomes in the Outcomes Registry for Better Informed Treatment of Atrial Fibrillation
Pokorney SD, Holmes DN, Thomas L, Fonarow GC, Kowey PR, Reiffel JA, Singer DE, Freeman JV, Gersh BJ, Mahaffey KW, Hylek EM, Naccarelli GV, Ezekowitz MD, Piccini JP, Peterson ED. Association Between Warfarin Control Metrics and Atrial Fibrillation Outcomes in the Outcomes Registry for Better Informed Treatment of Atrial Fibrillation. JAMA Cardiology 2019, 4: 756-764. PMID: 31268487, PMCID: PMC6613340, DOI: 10.1001/jamacardio.2019.1960.Peer-Reviewed Original ResearchConceptsInternational normalized ratioBetter Informed TreatmentAtrial fibrillationTherapeutic rangeWarfarin controlThrombotic eventsINR valuesStroke riskClinical factorsOutcomes RegistrySubsequent bleedingInformed TreatmentMaximum international normalized ratioRecent international normalized ratioINR measuresNet reclassification improvement indexAtrial fibrillation outcomesAtrial Fibrillation RegistrySubsequent stroke riskMulticenter cohort studyClinical risk modelTraditional clinical factorsLogistic regression modelsINR controlMajor bleedsTHE IMPACT OF TEMPORARY INTERRUPTIONS OF WARFARIN ON DOWNSTREAM TIME IN THERAPEUTIC RANGE IN PATIENTS WITH ATRIAL FIBRILLATION: RESULTS FROM ORBIT AF
Madhavan M, Holmes D, Piccini J, Freeman J, Fonarow G, Hylek E, Kowey P, Mahaffey K, Pieper K, Peterson E, Chan P, Allen L, Singer D, Naccarelli G, Reiffel J, Steinberg B, Gersh B. THE IMPACT OF TEMPORARY INTERRUPTIONS OF WARFARIN ON DOWNSTREAM TIME IN THERAPEUTIC RANGE IN PATIENTS WITH ATRIAL FIBRILLATION: RESULTS FROM ORBIT AF. Journal Of The American College Of Cardiology 2019, 73: 468. DOI: 10.1016/s0735-1097(19)31076-9.Peer-Reviewed Original Research