同时应用心脏超声测量各组病人左心房内径以及左心室射血分数。
Left atrial diameter (LAD) and ejection fraction (ef) of each group were measured by echocardiography respectively.
初期的筛分终点是12个月的左心室射血分数和左心室收缩末期容积。
The primary end points were the left ventricular ejection fraction and left ventricular end-systolic volume at 12 months.
这一发现与患者的左心室射血分数——衡量左心室功能的一项参数——无关。
This finding applied to patients irrespective of their left ventricular ejection fraction, a common measure of ventricular function.
排除患有不稳定心绞痛、近期发生心肌梗塞或急性心力衰竭的患者以及左心室射血分数<40%的患者。
Patients with unstable angina, a recent history of MI or acute heart failure, or an LVEF <40% were excluded.
术后患者左心室舒张末径有明显缩小；术后2 9 0个月左心室射血分数与术前相比，有显著提高。
The left ventricular end-diastolic diameter and left ventricular ejection fraction were improved significantly 29.0 months after operation.
超声心动图(ucg)和MRI检测左心室射血分数(LVEF)和室壁增厚率(WT)，评价左心室收缩功能。
UCG and MRI were used and left ventricular ejection fraction (LVEF) and systolic wall thickening (WT) were examined to assess the left ventricular systolic function.
试验设计、设定与病人多中心随机对照试验，2331名医学上稳定的门诊心衰患者，左心室射血分数小于等于35%。
Design, Setting, and patients Multicenter, randomized controlled trial among 2331 medically stable outpatients with heart failure with left ventricular ejection fraction of 35% or less.
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).
对照组与治疗组同期对应比较，左心室形态逐渐扩大，6个月末最明显，且差异有显著性意义。 同时左心室射血分数同组和两组间对应比较，均有明显改善（P<0.05，P<0.01）。
Results The changes of left ventricular shape and geometry in control group were more obvious than those in treatment group from early phase to 6 months(P<0.05, P<0.01).
目的评价实时三维超声心动图(RT 3de)测量左心室容量与射血分数的准确性。
Objective To assess the accuracy of real-time three-dimensional echocardiography (RT-3DE) for measuring left ventricular volume and ejection fraction.
结果：福耳心痛散有明显增加正常家猫射血分数、每分心输量、左心室舒张末期容积的作用。
Results:FEXT powder has obvious effects to increase ejection fraction and heart output and the diastole late term volume of ventricular Sinister.
静息状态下，左心室舒张功能指标-二尖瓣室间隔角(msa)与射血分数(EF)呈负相关。
Mitral septal Angle (MSA), an index of left ventricular diastolic function, was negative correlative relationship with ejection fraction (ef) in the rest.
研究人员注意到：负荷总分和左心室增大程度可以提供更加准确的预后信息，但是射血分数对本模型没有贡献。
Summed stress scores and left ventricular enlargement provided incremental prognostic information, the researchers note, but including left ventricular ejection fraction did not improve the model.
提供最常用的参数来描述左心室功能，射血分数(EF)。
Provides the most commonly used parameter to describe the LV function, the Ejection Fraction (EF).
提供最常用的参数来描述左心室功能，射血分数(EF)。
Provides the most commonly used parameter to describe the LV function, the Ejection Fraction (EF).
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