The changes of cardiac function, renal function, echocardiographic left ventricular ejection fraction(LVEF), left ventricular fraction shortening(LVFS) before and after treatment were compared.
观察治疗前后两组患者心功能、肾功能、超声心动图、左室射血分数（LVEF）、左室短轴缩短率（LVFS）的变化。
Objective To evaluate the accuracy of left ventricular ejection fraction (ef) and fractional shortening (FS) for predicting ventricular arrhythmias (va) after coronary artery bypass grafting (CABG).
目的研究冠状动脉旁路移植术(CABG)前左心室射血分数(EF)和左心室缩短分数(FS)对术后室性心律失常(VA)预测的准确性。
Objective To evaluate the accuracy of left ventricular ejection fraction (ef) and fractional shortening (FS) for predicting ventricular arrhythmias (va) after coronary artery bypass grafting (CABG).
目的研究冠状动脉旁路移植术(CABG)前左心室射血分数(EF)和左心室缩短分数(FS)对术后室性心律失常(VA)预测的准确性。
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