TABLE 4.
Between-group results for IGR and CON at M1—prior to MBST training (means and standard deviations; Mann–Whitney U-test/Wilcoxon rank-sum test for statistical significance, effect size r).
|
M1 |
||
| Parameter | CON Mean ± sd | IGR Mean ± sd |
| RESP_ | ||
| rateBPM | 12.73.4 | 13.33.4† |
| HRV_ | ||
| meanNN | 795.04101.33 | 792.57118.19 |
| sdNN | 50.3716.61 | 52.1819.67 |
| sdaNN1 | 20.3410.05 | 21.8710.81 |
| rmssd | 35.0613.01 | 37.2518.02 |
| pNN50 | 0.170.13 | 0.180.17 |
| LF/HF | 4.137.19 | 3.624.72† |
| LFN | 0.570.24 | 0.620.22† |
| HFN | 0.430.24 | 0.380.22† |
| PSYS_ | ||
| meanAmp | 138.0110.86 | 136.816.90 |
| sdAmp | 7.694.13 | 7.912.93 |
| cvAmp | 0.050.03 | 0.060.02† |
| renyi2 | 2.250.70 | 2.310.54 |
| wpsum02 | 0.520.26 | 0.500.24 |
| SPPA_col5 | 12.252.35 | 11.573.48 |
| SPPA_col7 | 35.824.81 | 37.716.51† |
| PDIA_ | ||
| meanAmp | 98.8612.43 | 100.497.78 |
| sdAmp | 8.514.81 | 8.403.12 |
| COR&TI_ | ||
| a31PSYS | −1.2890.092 | −1.2880.133 |
| ymaxPSYSPDIAcor | 0.7030.134 | 0.7240.132 |
| HRJSD_ | ||
| PSYS-LU1 | 0.2970.051 | 0.2900.047 |
| PDIA-V | 0.0390.023 | 0.0480.019 |
| PDIA-E0/NN-LU1 | 0.0040.006 | 0.0070.008† |
| PDIA-E0/NN-LA1 | 0.0670.027 | 0.0660.025*† |
| mHRJSD_ | ||
| NN-E0/PSYS-E0/PDIA-E0 | 0.01620.0297 | 0.01530.0307 |
| NN-LU1/PSYS-E2/PDIA-E2 | 0.02290.0207 | 0.02290.0165 |
| NN-V/PSYS-LD1/PDIA-LA1 | 0.00120.0019 | 0.00120.0017 |
| NN-V/PSYS-V/PDIA-LA1 | 0.00110.0016 | 0.00060.0014† |
*p ≤ 0.05; **p ≤ 0.01; ***p ≤ 0.001. †r ≥ 0.1 (small); ††r ≥ 0.3 (medium); †††r ≥ 0.5 (large). The interpretation of the effect size follows the recommendation of Cohen (1988). M1, before MBST; SPPA, Segmented Poincaré Plot Analysis; COR&TI, Correlation and Transinformation Analysis; (m)HRJSD, (multivariate) High Resolution Joint Symbolic Dynamics Analysis.