Atrial FibrillationCatheter AblationHeart AtriaVentricular FibrillationAnti-Arrhythmia AgentsPulmonary VeinsElectric CountershockWarfarinAnticoagulantsAtrial FlutterElectrocardiographyElectrophysiologic Techniques, CardiacAtrial AppendageAmiodaronePostoperative ComplicationsTreatment OutcomeCardiac Pacing, ArtificialHeart Conduction SystemThromboembolismFollow-Up StudiesStrokeRefractory Period, ElectrophysiologicalTachycardia, ParoxysmalRecurrenceAtrial FunctionAtrial Function, LeftRisk FactorsAtrial Premature ComplexesProspective StudiesPropafenoneTime FactorsElectrocardiography, AmbulatoryBody Surface Potential MappingPacemaker, Artificialbeta-AlanineSotalolFlecainideRetrospective StudiesAtrioventricular NodeInternational Normalized RatioEmbolismSick Sinus SyndromeEchocardiography, TransesophagealCryosurgeryHeart RateHemorrhageArrhythmias, CardiacWolff-Parkinson-White SyndromeRisk AssessmentIncidenceCardiac Surgical ProceduresBepridilTachycardiaChronic DiseaseTachycardia, Ectopic AtrialDigoxinDogsAtrial Function, RightTachycardia, SupraventricularArrhythmia, SinusEchocardiographyPredictive Value of TestsHeart DiseasesHeart FailureAtrial SeptumHeart Valve DiseasesSinoatrial NodeDefibrillators, ImplantableBradycardiaMitral ValveAspirinPericardiumIntraoperative ComplicationsChi-Square DistributionFibrinolytic AgentsCerebrovascular DisordersProcainamideComorbidityCohort StudiesMultivariate AnalysisPrognosisAtrial RemodelingHeart BlockThrombosisAge FactorsPyridonesElectrophysiologyBenzimidazolesTachycardia, VentricularCoronary Artery BypassAdrenergic beta-AntagonistsDisopyramideModels, CardiovascularAction PotentialsLogistic ModelsMitral Valve StenosisAdministration, OralAprindineFeasibility StudiesPrevalence