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近二十多年来,心电图二级梯运动测验已广泛用于冠状动脉粥样硬化性心脏病(以下简称冠心病)的诊断。国内外制订的冠心病诊断标准中,二级梯运动测验亦以双倍运动量为准则。在进行双倍量运动测验中,除考虑我国人体质是否适于双倍运动量外,还有必要考虑平原与高原地区的差别。在高原低氧环境下,双倍运动测验是否会增加假阳
Nearly two decades, ECG two ladder exercise test has been widely used in coronary atherosclerotic heart disease (hereinafter referred to as coronary heart disease) diagnosis. In the diagnostic criteria for coronary heart disease developed at home and abroad, the double-step exercise test is also based on the double exercise amount. In the double-dose exercise test, in addition to considering whether our physical fitness is double the amount of exercise, there is also the need to consider the difference between plain and plateau areas. In the plateau hypoxic environment, double exercise test will increase the false positive