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LV ejection fraction(LVEF) was significantly decreased (P<0.01) and left ventricular ejection time (ET) was also significantly shortened(P<0.05). 结果与术前相比;LVEF显著减小(P<0.;01);E/A、IRT、ICT、Tei指数显著增大(P<0
left ventricular ejection time index 左心室射血时间指数
left ventricular ejection time, LVET 左心室射血时间
ratio of preejection period to left ventricular ejection time 射血前期与左室射血时间比率
Trend of Corrected Left Ventricular Ejection Time during Off-pump Coronary Bypass Surgery 纠正左室射血时间在非体外循环冠脉搭桥手术中的改变
left ventricular ejection time 左心室排血时间,左室喷血时间
An Assessment of Two Different Methods of Left Ventricular Ejection Time Measurement by Transesophageal Echocardiography Madhav Swaminathan, Barbara G. Phillips-Bute, and Joseph P. Mathew 对食道超声测量左心室射血时间两种不同方法的评价
In MI group , TT Score indexes were related with mean systolic peak velocity, time - velocity intergral of different mitral annular sites, left ventricular ejection fraction, ( r = 0. 62, 0. 59, 0.67 ,P<0. 01 ). MI组Tr记分指数与各二尖瓣瓣环的V:、，rV Im护LVEF明显相关(r二0.;62、0
METHODS:Left ventricular ejection fraction(LVEF),left peak ejection rate(LPER),left peak filling rate(LPFR)and left peak filling time(TPFR)were measured by gated nuclide method and AQ method. At the same time, LVEF was measured by M-us method. 方法：运用门控核素法及AQ法在较短时间内分别测定正常组和冠心病组的左室射血分数（LVEF）、左室最大射血率（LPER）、左室最大充盈率（LPFR）及左室最大充盈时间（LTPER），同时M超法测定LVEF作为心功能指标，并进行统计学分析。
Thirty-four percent of patients had left ventricular ejection fraction >40% with partial device support. Left ventricular ejection fraction decreased over time to pre-LVAD measurement by 120 days. LVAD部分辅助的病人中，有34例左室射血分数大于40%25，但是120天后左室射血分数降低到植入前的水平。
Left ventricular ejection fraction at discharge was significantly greater in the GW group than that in the NGW group. GW组的左室射血分数(LVEF)明显高于NGW组。
AMm in the aorta and CS negatively correlated with the left ventricular ejection fraction (r=-0.50, r=-0.48, P<0. 01). 主动脉和冠状窦的血浆AM-m水平与左室射血分数呈负相关(r=-0.;50;r=-0
The left ventricular ejection fraction (EF), peak filling rate (PFR) and septal regional EF were measured from ERNA. 计算室间隔和左心室侧壁放射性比值及室间隔缺损范围,左心室射血分数(LVEF)、高峰充盈率(PFR)和室间隔局部EF。
CFL was plotted in each case. Some difference was observed between ASD and VSD. The features of ASD were (1) symmetrical CFL, (2) positive peak of CFL shifting to right and (3) positive relationship between RVSP and ventricular ejection time. 获得了ASD、VSD的右心CFL,并发现在B组中ASD与VSD的CFL各具特点,ASD的CFL环体上下对称,环正峰值较VSD右移,VET随着RVSP升高而逐渐延长;
Left ventricular end-diastolic pressure is a predictor of ortality in cardiac surgery independently of left ventricular ejection fraction. 左室舒张末压是心脏手术患者死亡率的一个预测因素，它不依赖于左室射血分数。
Methods: The plasma levels of ET and CGRP in 121 CHF patients were measured. Left ventricular ejection fraction (LVEF) was from echocardiography. 方法对入选的121例CHF患者测定了血浆ET和CGRP水平,超声心动图测量左室射血分数(LVEF),评价心功能,同时选择27例正常人作为对照组。
The left ventricular ejection fraction (LVEF) and the left ventricular peak filling rate(PFR) were higher in the treatment group. 左室射血分数 (LVEF)和左室峰充盈率 (PFR)明显增高。
The left ventricular ejection fraction was higher and the wall motion Cortina score was lower in group A than those in group B (?P?<0 01). 左室射血分数A组明显低于B组(P <0 0 1) ;而室壁运动记分则A组明显低于B组 (P <0 0 1)。
Objective To investigate the modality and technique of flat-panel detector DSA in analysis of left ventricular ejection fraction(LVEF). 目的探讨平板探测器DSA在左室射血分数(LVEF)分析的检查方法、技巧及临床应用价值。
The serum level of cytokines and the left ventricular ejection fraction (LVEF) were observed before and after treatment. 检测治疗前后血清各炎性细胞因子浓度，并测定其左室射血分数(LVEF)。