Fig. 4

Kaplan–Meier survival analysis adjusted by PSM; The survival curve for the group with peHR episodes shows a significantly reduced survival rate (P = 0.0051). peHR, prolonged elevated heart rate; PSM, propensity score matching.

Kaplan–Meier survival analysis adjusted by PSM; The survival curve for the group with peHR episodes shows a significantly reduced survival rate (P = 0.0051). peHR, prolonged elevated heart rate; PSM, propensity score matching.