Categories | ⩽2 weeks | >2 weeks | ||||
n | SMD (95% CI) | p Value | n | SMD (95% CI) | p Value | |
HR | ||||||
Rest | 89 | 0.55 (−0.09 to 1.02) | 0.01 | 155 | 0.03 (−0.19 to 0.26) | 0.78 |
Submaximal exercise | 61 | −0.03 (−0.48 to 0.43) | 0.91 | 132 | −0.38 (−0.63 to −0.13) | 0.006 |
Maximal exercise | 26 | −0.75 (−1.32 to −0.17) | 0.01 | 163 | −0.33 (−0.55 to −0.10) | 0.007 |
HRV | ||||||
LH+HF | 51 | −0.49 (−1.03 to −0.04) | 0.07 | 32 | −0.08 (−0.57 to −0.42) | 0.76 |
LF/HF | 51 | 0.52 (0.12 to 0.93) | 0.02 | 25 | 0.18 (−0.38 to 0.74) | 0.53 |
HR, heart rate; HRV, heart rate variability; HF, high frequency; LF, low frequency; SMD, standardised mean difference.