David F Briceno1, Pedro A Villablanca1, Florentino Lupercio1, Faraj Kargoli1, Anand Jagannath1, Alejandra Londono1, Jignesh Patel1, Olufisayo Otusanya1, Jeannine Brevik1, Carola Maraboto1, Cecilia Berardi1, Andrew Krumerman1, Eugen Palma1, Soo G Kim1, Andrea Natale2,3,4,5,6,7,8,9, Luigi DI Biase1,2,3,9. 1. Montefiore-Einstein Center for Heart and Vascular Care, Montefiore Medical Center, Albert Einstein College of Medicine, New York, New York, USA. 2. Texas Cardiac Arrhythmia Institute at St. David's Medical Center, Austin, Texas, USA. 3. Department of Biomedical Engineering, University of Texas, Austin, Texas, USA. 4. Division of Cardiology, Stanford University, Palo Alto, California, USA. 5. Case Western Reserve University, Cleveland, Ohio, USA. 6. Scripps Clinic, San Diego, California, USA. 7. Dell Medical School, Austin, Texas, USA. 8. California Pacific Medical Center, San Francisco, California, USA. 9. Department of Cardiology, University of Foggia, Foggia, Italy.
Abstract
INTRODUCTION: Appropriate activated clotting time (ACT) during catheter ablation of atrial fibrillation (CA-AF) is essential to minimize periprocedural complications. METHODS AND RESULTS: An electronic search was performed using major databases. Outcomes were thromboembolic (TE) and bleeding complications according to ACT levels (seconds). Heparin dose (U/kg) and time (minutes) to achieve the target ACT was compared among patients receiving vitamin K antagonist (VKA) versus non-VKA oral anticoagulants (NOAC). Nineteen studies involving 7,150 patients were identified. Patients with ACT > 300 had less TE (OR, 0.51; 95% CI 0.35-0.74) and bleeding (OR, 0.70; 95% CI 0.60-0.83) compared to ACT < 300, when using any type of oral anticoagulation. The use of VKA was associated with reduced heparin requirements (mean dose: 157 U/kg vs. 209 U/kg, P < 0.03; SDM -0.86 [95% CI -1.39 to -0.33]), and with lower time to achieve the target ACT (mean time: 24 minutes vs. 49 minutes, P < 0.03; SDM -11.02 [95% CI -13.29 to -8.75]) compared to NOACs. No significant publication bias was found. CONCLUSIONS: Performing CA-AF with a target ACT > 300 decreases the risk of TE without increasing the risk of bleeding. Patients receiving VKAs required less heparin and reached the target ACT faster compared to NOACs.
INTRODUCTION: Appropriate activated clotting time (ACT) during catheter ablation of atrial fibrillation (CA-AF) is essential to minimize periprocedural complications. METHODS AND RESULTS: An electronic search was performed using major databases. Outcomes were thromboembolic (TE) and bleeding complications according to ACT levels (seconds). Heparin dose (U/kg) and time (minutes) to achieve the target ACT was compared among patients receiving vitamin K antagonist (VKA) versus non-VKA oral anticoagulants (NOAC). Nineteen studies involving 7,150 patients were identified. Patients with ACT > 300 had less TE (OR, 0.51; 95% CI 0.35-0.74) and bleeding (OR, 0.70; 95% CI 0.60-0.83) compared to ACT < 300, when using any type of oral anticoagulation. The use of VKA was associated with reduced heparin requirements (mean dose: 157 U/kg vs. 209 U/kg, P < 0.03; SDM -0.86 [95% CI -1.39 to -0.33]), and with lower time to achieve the target ACT (mean time: 24 minutes vs. 49 minutes, P < 0.03; SDM -11.02 [95% CI -13.29 to -8.75]) compared to NOACs. No significant publication bias was found. CONCLUSIONS: Performing CA-AF with a target ACT > 300 decreases the risk of TE without increasing the risk of bleeding. Patients receiving VKAs required less heparin and reached the target ACT faster compared to NOACs.
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Authors: Hugh Calkins; Gerhard Hindricks; Riccardo Cappato; Young-Hoon Kim; Eduardo B Saad; Luis Aguinaga; Joseph G Akar; Vinay Badhwar; Josep Brugada; John Camm; Peng-Sheng Chen; Shih-Ann Chen; Mina K Chung; Jens Cosedis Nielsen; Anne B Curtis; D Wyn Davies; John D Day; André d'Avila; N M S Natasja de Groot; Luigi Di Biase; Mattias Duytschaever; James R Edgerton; Kenneth A Ellenbogen; Patrick T Ellinor; Sabine Ernst; Guilherme Fenelon; Edward P Gerstenfeld; David E Haines; Michel Haissaguerre; Robert H Helm; Elaine Hylek; Warren M Jackman; Jose Jalife; Jonathan M Kalman; Josef Kautzner; Hans Kottkamp; Karl Heinz Kuck; Koichiro Kumagai; Richard Lee; Thorsten Lewalter; Bruce D Lindsay; Laurent Macle; Moussa Mansour; Francis E Marchlinski; Gregory F Michaud; Hiroshi Nakagawa; Andrea Natale; Stanley Nattel; Ken Okumura; Douglas Packer; Evgeny Pokushalov; Matthew R Reynolds; Prashanthan Sanders; Mauricio Scanavacca; Richard Schilling; Claudio Tondo; Hsuan-Ming Tsao; Atul Verma; David J Wilber; Teiichi Yamane Journal: J Arrhythm Date: 2017-09-15
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