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目的:冠状动脉搭桥术(CABG)后的患者常发生心房颤动(AF),并且会导致致病率和死亡率的增加。先前使用P波信号平均心电图(P-SAECG)的研究已经表明:过滤的P波增宽(FPD)的患者CABG后发生AF的危险性增加。我们的研究显示FPD≥124 m s和P波持续20 m s的均方根电压≤3.7μV的患者外科
AIM: Atrial fibrillation (AF) develops frequently in patients after coronary artery bypass grafting (CABG) and leads to increased morbidity and mortality. Previous studies using the P-wave mean electrocardiogram (P-SAECG) have shown an increased risk of AF after CABG in patients with filtered P wave broadening (FPD). Our study showed patients with a mean square root mean square voltage <3.7 μV for FPD ≥ 124 m s and P wave for 20 m s