<p>HR = heart rate; SDNN = standard deviation of normal-to-normal beat; rMSSD = root mean squared successive differences of R-R intervals; LF = low frequency (0.04–0.15 Hz); HF = low frequency (0.15–0.40 Hz); ln = natural logarithmic transformation; DB = deep breathing. <b>*</b>denotes a significant difference (<i>p<.05) between rest and post DB</i> in case of a significant univariate interaction effect.</p
The primary aim of this study was to assess the retest stability of the short-term heart rate variab...
<p>The acoustic stimuli decreased most of the heart rate variability parameters compared to silence,...
Metrics of heart period variability are widely used in the behavioral and biomedical sciences, altho...
<p>LF = low frequency; γ = synchronization index; RRI = R-R interval; SBP = systolic blood pressure;...
<p>HRV indices, expressed as mean (SD), in baseline conditions and during and in response to (Δ) pro...
<p><i>Note.</i> All variables are log-transformed (base 10), except for A (which depicts untransform...
Over the last decades, assessment of heart rate variability (HRV) has increased in various fields of...
<p>Values are mean ± SD. D-1: the night before exercise, D0: the following night after exercise, D1 ...
The measurement and analysis of heart rate variability (HRV), which is based on the variation betwee...
<p>All (A) time domain; SDNN, RMSSD, pNN50 and (B) frequency domain; LF/HF parameters were significa...
Heart rate variability (HRV) refers to various methods of assessing the beat-to-beat variation in th...
<p>RMSSD, root mean square of successive differences; SD1, short-term HRV; SD2, long-term HRV; LF, l...
<p>(heart rate of participants is less than 90 beats per minutes).</p><p>Note, SD: standard deviatio...
Pre-post comparison within the frequency domain of the following heart variability parameters: a) Lo...
<p>The values are presented as the means ± SD. RMSSD: square root of the mean squared differences be...
The primary aim of this study was to assess the retest stability of the short-term heart rate variab...
<p>The acoustic stimuli decreased most of the heart rate variability parameters compared to silence,...
Metrics of heart period variability are widely used in the behavioral and biomedical sciences, altho...
<p>LF = low frequency; γ = synchronization index; RRI = R-R interval; SBP = systolic blood pressure;...
<p>HRV indices, expressed as mean (SD), in baseline conditions and during and in response to (Δ) pro...
<p><i>Note.</i> All variables are log-transformed (base 10), except for A (which depicts untransform...
Over the last decades, assessment of heart rate variability (HRV) has increased in various fields of...
<p>Values are mean ± SD. D-1: the night before exercise, D0: the following night after exercise, D1 ...
The measurement and analysis of heart rate variability (HRV), which is based on the variation betwee...
<p>All (A) time domain; SDNN, RMSSD, pNN50 and (B) frequency domain; LF/HF parameters were significa...
Heart rate variability (HRV) refers to various methods of assessing the beat-to-beat variation in th...
<p>RMSSD, root mean square of successive differences; SD1, short-term HRV; SD2, long-term HRV; LF, l...
<p>(heart rate of participants is less than 90 beats per minutes).</p><p>Note, SD: standard deviatio...
Pre-post comparison within the frequency domain of the following heart variability parameters: a) Lo...
<p>The values are presented as the means ± SD. RMSSD: square root of the mean squared differences be...
The primary aim of this study was to assess the retest stability of the short-term heart rate variab...
<p>The acoustic stimuli decreased most of the heart rate variability parameters compared to silence,...
Metrics of heart period variability are widely used in the behavioral and biomedical sciences, altho...