an increasing trendp<0.001
70.1 ± 20.7 bpm, p=0.10). Before and after the recovery intervention, the fall in HR in the AR group was significantly smaller, with an increasing trend in the AR group and a decreasing trend in the control group (10.6 ± 25.4 bpm vs. −34.1 ± 24.3 bpm, p<0.001).