Sinus heart rate post pulmonary vein ablation and long-term risk of recurrences

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ORIGINAL PAPER

Sinus heart rate post pulmonary vein ablation and long‑term risk of recurrences Gesa von Olshausen1   · Ott Saluveer1 · Jonas Schwieler1 · Nikola Drca1 · Hamid Bastani1 · Jari Tapanainen1 · Tara Bourke1 · Astrid Paul‑Nordin1 · Göran Kennebäck1 · Per Insulander1 · Mats Jensen‑Urstad1 · Frieder Braunschweig1 Received: 19 May 2020 / Accepted: 15 October 2020 © The Author(s) 2020

Abstract Purpose  Cather ablation is known to influence the autonomic nervous system. This study sought to investigate the association of sinus heart rate pre-/post-ablation and recurrences in patients with atrial fibrillation undergoing pulmonary vein isolation (PVI). Methods  Between January 2012 and December 2017, data of 482 patients undergoing their first PVI were included. Sinus heart rate was recorded before (PRE), directly post-ablation (POST) and 3 months post-ablation (3 M). All patients were screened for atrial tachyarrhythmia recurrences during the one-year follow-up. Results  In the total study cohort, the mean resting sinus heart rate at PRE [mean 57.9 bpm (95% CI 57.1–58.7 bpm)] increased by over 10 bpm to POST [mean 69.4 bpm (95% CI 68.5–70.3 bpm); p