持续性房颤可以是心律失常的首发表现，也可以由阵发性房颤反复发作发展为持续性房颤。持续时间超过7天的房颤。
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。
The one-lead ECGs were from patients with persistent atrial fibrillation. There were two stages in the algorithm.
中医证型与患者的性别、年龄、病程、冠心病类型以及阵发或持续性房颤无关联。
Between Chinese medicine syndrome and gender, age, course of diseases, kinds of coronary heart disease and kinds of atrial fibrillation there is no interrelation.
试验连续性纳入232例适于左房经导管射频消融治疗的阵发性或持续性房颤患者。
A total of 232 consecutive patients with paroxysmal or persistent atrial fibrillation who were candidates for radiofrequency left atrial catheter ablation were included in the study.
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