Method:The cardiopulmonary exercise tests were performed in 26 patients with atrial fibrillation according to the modified Bruce protocol befter and after cardioversion of atrial fibrillation.

• 方法采用美国MedGraphics公司心肺运动仪和活动平板,在Bruce改良方案的基础上,对26例心房颤动患者分别进行心律转复前后心肺运动试验。