Table 1 Mean baseline parameters of HRV upon awakening in SM and LP conditions.

From: Heart rate variability response of intensity-matched strength training dependent on body position in females: a pilot randomized crossover study

Baseline HRV

SM

LP

p value

η2p

HR in bpm (n = 12)

63.4 ± 4.4

61.2 ± 7.4

p = .563

 

RRI in ms (n = 12)

950.7 ± 71.1.10

980.0 ± 111.3

p = .339

 

RMSSD in ms (n = 12)

105 ± 36

107 ± 39

p = .818

0.005

DFAa1 (n = 13)

0.90 ± 0.32

0.89 ± 0.24

p = .968

< 0.001

  1. The values are presented as the means and standard deviations, paired Student’s t-test η²p = partial eta square or Wilcoxon matched-pairs rank test; 3-RM = three-repetition maximum test; SM = Smith machine; LP = leg press, HR = heart rate, RRI = RR interval, RMSSD = Root-Mean-Square-of-Successive-Differences, DFAa1 = short-term scaling exponent alpha1 of Dentrended Fluctuation Analysis.
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