而安慰剂组的各项指标无任何改善，包括PET区域心肌血流量，冠脉血流量，运动耐量或者血流动力学变量。

Subjects in the placebo group did not realize any benefits on PET regional myocardial blood flow, coronary flu, exercise tolerance or hemodynamic variables.

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搭桥后两组病人移植血管的血流量无明显差异，移植血管支配区域心肌的MDO2、MVO2和MDO2/MVO2也无明显差异。

There was no significant difference in the blood flow of artery graft and myocardial oxygen delivery (MDO2), and consumption ( MVO2) as well as MDO2/MVO2 between the two groups.

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