2024
Procedure Volume and Outcomes With WATCHMAN Left Atrial Appendage Occlusion
Friedman D, Du C, Zimmerman S, Tan Z, Lin Z, Vemulapalli S, Kosinski A, Piccini J, Pereira L, Minges K, Faridi K, Masoudi F, Curtis J, Freeman J. Procedure Volume and Outcomes With WATCHMAN Left Atrial Appendage Occlusion. Circulation Cardiovascular Interventions 2024, 17: e013466. PMID: 38889251, PMCID: PMC11189610, DOI: 10.1161/circinterventions.123.013466.Peer-Reviewed Original ResearchConceptsVolume-outcome relationshipLikelihood of procedural successLeft atrial appendage occlusionProcedural successProcedure volumeAppendage occlusionNational Cardiovascular Data Registry LAAO RegistryVolume quartilesLeft atrial appendage occlusion devicesThree-level hierarchical generalized linear modelsMinimum volume thresholdsWatchman FLX deviceProcedural success rateHierarchical generalized linear modelsAssociated with outcomePhysician volumeWATCHMAN procedureFLX deviceOcclusion deviceVolume thresholdCardiovascular proceduresPhysiciansHospitalNational analysisSuccess rate
2022
Periprocedural Pericardial Effusion Complicating Transcatheter Left Atrial Appendage Occlusion: A Report From the NCDR LAAO Registry
Price MJ, Valderrábano M, Zimmerman S, Friedman DJ, Kar S, Curtis JP, Masoudi FA, Freeman JV. Periprocedural Pericardial Effusion Complicating Transcatheter Left Atrial Appendage Occlusion: A Report From the NCDR LAAO Registry. Circulation Cardiovascular Interventions 2022, 15: e011718. PMID: 35369701, PMCID: PMC9132377, DOI: 10.1161/circinterventions.121.011718.Peer-Reviewed Original ResearchConceptsAtrial appendage occlusionComposite of deathPericardial effusionAppendage occlusionSystemic embolismOdds ratioEarly postdischarge mortalityDual antiplatelet therapyLow serum albuminMean patient ageAdverse event ratesParoxysmal atrial fibrillationRisk of deathRisk-benefit ratioHospital strokeMean CHAPostdischarge mortalityVASc scoreWATCHMAN procedureAntiplatelet therapyIndex hospitalizationAdverse eventsPatient agePrimary outcomeVentricular function