From: Nonlinear analysis of heart rate variability signals in meditative state: a review and perspective
Parameter | Pre-meditation | During meditation | p-value |
---|---|---|---|
Mean ± SD | Mean ± SD | ||
SDNN (ms) | 78.726 ± 39.553 | 75.334 ± 25.261 | 0.619 |
RMSSD (ms) | 44.152 ± 24.051 | 41.292 ± 22.752 | 0.004* |
Kurtosis | 3.35 ± 1.33 | 3.32 ± 1.59 | 0.804 |
Skewness | − 0.005 ± 0.278 | 0.167 ± 0.662 | 0.135 |
NN50 count | 29.750 ± 19.015 | 31.260 ± 22.942 | 0.503 |
HTI | 14.618 ± 4.707 | 14.315 ± 3.832 | 0.551 |
\(\alpha _1\) | 1.078 ± 0.131 | .925 ± 0.126 | \( {2.88\times 10^{-15}}\)* |
DOD | 1.214 ± 0.149 | 1.262 ± 0.161 | 0.036* |
\(\text {PEn}\) | 1.730 ± 0.043 | 1.5814 ± 0.122 | \({1.31\times 10^{-22}}\)* |