Does a delayed decrease in heart rate after graded exercise predict overall mortality?
Heart-rate recovery immediately after exercise is a powerful, independent predictor of overall mortality.
A delayed decrease in the heart rate during the first minute after graded exercise, which may be a reflection of decreased vagal activity, is a powerful predictor of overall mortality, independent of workload, the presence or absence of myocardial perfusion defects, and changes in heart rate during exercise.
Cole et al. (Thu,) studied this question.
Synapse has enriched 5 closely related papers on similar clinical questions. Consider them for comparative context: