The one-lead ECGs were from patients with persistent atrial fibrillation. There were two stages in the algorithm.

所用心电数据是持续性房颤病人在房颤发作时采集到的单导体表心电图。

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Levels of ACE and BNP were significantly higher in patients with persistent atrial fibrillation than that in controls.

持续性房颤组与阵发性房颤组，阵发性房颤组与对照组相比，ACE及BNP虽有增加的趋势但均无统计学差异。

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Conclusion Cardiac fibrosis was observed during persistent atrial fibrillation and it was relieved by T-type calcium channel blocker.

结论持续性房颤有明显的心肌纤维化改变，T型钙通道阻滞剂能够减轻心肌纤维化的程度。

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Patients with persistent or permanent atrial fibrillation are also indicated for single chamber ventricular pacers unless efforts are being made to restore sinus rhythm.

FORBES: Overview of the New HRS/ACCF Pacemaker Guidelines