Methods 377 cases of permanent atrial fibrillation were randomly divided into warfarin group(190 cases)and aspirin group(187 cases).
方法377例永久性心房颤动患者按随机化原则分为华法令组（190例）和阿司匹林组（187例）。
Conclusions In patients with permanent atrial fibrillation, lenient rate control is as effective as strict rate control and is easier to achieve.
结论在有永久性房颤的病人中，温和的心率控制与严格的心率控制一样有效，而且更容易实现。
Conclusion The saline-irrigated radiofrequency modified maze procedure is reasonable and efficacious for permanent atrial fibrillation at mitral valve replacement.
结论二尖瓣置换时采用盐水冲洗的射频改良迷宫手术治疗持续心房颤动是合理及有效的。
We hypothesized that lenient rate control is not inferior to strict rate control for preventing cardiovascular morbidity and mortality in patients with permanent atrial fibrillation.
我们假设，在有永久性房颤的病人中，在预防心血管并发症和死亡方面，温和的心率控制不劣于严格的心率控制。
We hypothesized that lenient rate control is not inferior to strict rate control for preventing cardiovascular morbidity and mortality in patients with permanent atrial fibrillation.
我们假设，在有永久性房颤的病人中，在预防心血管并发症和死亡方面，温和的心率控制不劣于严格的心率控制。
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