ABC | Volume 113, Nº2, August 2019

Original Article Saad et al. Healthcare utilization and costs after ablation for AF Arq Bras Cardiol. 2019; 113(2):252-257 1 Yang PS, Ryu S, KimD, Jang E, YuHT, KimTH, et al. Variations of prevalence and incidence of atrial fibrillation and oral anticoagulation rate according to different analysis approaches. Sci Rep. 2018;8(1):6856. 2. Colilla S, Crow A, PetkunW, Singer DE, Simon T, Liu X. Estimates of current and future incidence and prevalence of atrial fibrillation in the U.S. adult population. Am J Cardiol. 2013;112(8):1142-7. 3. Marcolino MS, Palhares DM, Benjamin EJ, Ribeiro AL. Atrial fibrillation: prevalence in a large database of primary care patients in Brazil. Europace. 2015;17(12):1787-90. 4. Rahman F, Kwan GF, Benjamin EJ. Global epidemiology of atrial fibrillation. Nat Rev Cardiol. 2014;11(11):639-54. 5. Ball J, Carrington MJ, McMurray JJ, Stewart S. Atrial fibrillation: profile and burden of an evolving epidemic in the 21st century. Int J Cardiol. 2013;167(5):1807-24. 6. Steger C, Pratter A, Martinek-Bregel M, Avanzini M, Valentin A, Slany J, et al. Stroke patients with atrial fibrillation have a worse prognosis than patients without: data from the Austrian Stroke registry. Eur Heart J. 2004;25(19):1734-40. 7. KimuraK,MinematsuK,YamaguchiT; JapanMulticenterStroke Investigators’ Collaboration (J-MUSIC). Atrial fibrillation as a predictive factor for severe stroke and early death in 15,831 patients with acute ischaemic stroke. J Neurol Neurosurg Psychiatry. 2005;76(5):679-83. 8. Dulli DA, Stanko H, Levine RL. Atrial fibrillation is associated with severe acute ischemic stroke. Neuroepidemiology. 2003;22(2):118-23. 9. Goldberg A, MenenM, Mickelsen S, MacIndoe C, Binder M, Nawman R, et al. Atrial fibrillation ablation leads to long-term improvement of quality of life and reduced utilization of healthcare resources. J Interv Card Electrophysiol. 2003;8(1):59-64. 10. Wilber DJ, Pappone C, Neuzil P, De Paola A, Marchlinski F, Natale A, et al. Comparison of antiarrhythmic drug therapy and radiofrequency catheter ablation in patients with paroxysmal atrial fibrillation: a randomized controlled trial. JAMA. 2010;303(4):333-40. 11. Ladapo JA, David G, Gunnarsson CL, Hao SC, White SA, March JL, et al. Healthcare utilization and expenditures in patients with atrial fibrillation treatedwith catheter ablation. J Cardiovasc Electrophysiol. 2012;23(1):1-8. 12. Vida VL, Calvimontes GS, Macs MO, Aparicio P, Barnoya J, Castaneda AR. Radiofrequency catheter ablation of supraventricular tachycardia in children and adolescents: feasibility and cost-effectiveness in a low-income country. Pediatr Cardiol. 2006;27(4):434-9. 13. Khaykin Y, Wang X, Natale A, Wazni OM, Skanes AC, Humphries KH, et al. Cost comparison of ablation versus antiarrhythmic drugs as first-line therapy for atrial fibrillation: an economic evaluation of the RAAFT pilot study. J Cardiovasc Electrophysiol. 2009;20(1):7-12. 14. Weerasooriya R, Jais P, Le Heuzey JY, Scavee C, Choi KJ, Macle L, et al. Cost analysis of catheter ablation for paroxysmal atrial fibrillation. Pacing Clin Electrophysiol. 2003;26(1 Pt 2):292-4. 15. KhaykinY,MorilloCA,SkanesAC,McCrackenA,HumphriesK,KerrCR.Cost comparison of catheter ablation and medical therapy in atrial fibrillation. J Cardiovasc Electrophysiol. 2007;18(9):907-13. 16. Andrade JG, Monir G, Pollak SJ, Khairy P, DubucM, Roy D, et al. Pulmonary vein isolation using “contact force” ablation: the effect on dormant conduction and long-term freedom from recurrent atrial fibrillation--a prospective study. Heart Rhythm. 2014;11(11):1919-24. 17. Kautzner J, Neuzil P, Lambert H, Peichl P, Petru J, Cihak R, et al. EFFICAS II: optimization of catheter contact force improves outcome of pulmonary vein isolation for paroxysmal atrial fibrillation. Europace. 2015;17(8):1229-35. References Johnson Medical Brasil (Department of Economics and Access Market). Dra. Priscila Andrade is employed by Johnson and Johnson Medical Brasil (Department of Economics and Access Market). Dr. Andre d'Avilano potential conflict of interest. Sources of Funding This studywas funded by Johnson and JohnsonMedical Brazil. Study Association This study is not associated with any thesis or dissertation work. Ethics approval and consent to participate This article does not contain any studies with human participants or animals performed by any of the authors. 256