Conclusion:An attenuated heart rate response to exercise is predictive of increasedmortality and coronary heart disease incidence,andmay be a possible earlymanifestation ofmyocardial ischemia.

• 结论：运动时心率反应迟缓可能是心肌缺血的早期表现，并与冠心病的发病率和病死率增加有关。