目前趋向废除二级梯运动试验,而代之以活动平板或踏车功量试验。二级梯试验系根据年龄及体重规定运动量,因受许多因素影响,其规定动运量难以反映个人心肌耗氧量增加的程度,显然踏平板或踏车分级运动试验以最大或次最大心率为标准,较为合理,但二级梯试验设备简单,操作方便,特别老年人常因试验时不感到紧张而愿意接受,故仍为城乡医院所采用,问题在于如何 Now tend to abolish the secondary ladder exercise test, and replaced by active flat or treadmill power test. Level two ladder test according to the age and weight of the provisions of the amount of exercise, due to many factors, the provisions of the amount of traffic difficult to reflect the degree of individual myocardial oxygen consumption increased significantly treadmill treadmill exercise apparently maximum or submaximal heart rate Standard, more reasonable, but the second ladder test equipment is simple, easy to operate, especially for the elderly often do not feel nervous and willing to accept the test, it is still used for urban and rural hospitals, the question is how