Table 2.
Parameter | Ag/AgCl | PLS | p-Value | Ag/AgCl | PLP | p-Value | |
---|---|---|---|---|---|---|---|
Temporal measures of HRV | meanNN (ms) | 700.5 ± 89.6 | 700.1 ± 91.1 | 0.9816 | 723.4 ± 86.2 | 723.0 ± 83.8 | 0.9853 |
SDNN (ms) | 59.2 ± 22.5 | 55.8 ± 27.3 | 0.7819 | 54.2 ± 16.0 | 48.8 ± 16.3 | 0.4171 | |
RMSSD (ms) | 58.7 ± 39.8 | 51.3 ± 42.4 | 0.7075 | 50.4 ± 27.9 | 38.3 ± 27.8 | 0.2986 | |
NN50 | 23.22 ± 19.44 | 21.77 ± 19.33 | 0.8764 | 28.83 ± 21.88 | 27.75 ± 23.31 | 0.9076 | |
Spectral measures of HRV | LF (ms2) | 1258 ± 783 | 1066 ± 757 | 0.6042 | 992 ± 760 | 895 ± 632 | 0.7371 |
HF (ms2) | 1391 ± 2003 | 701 ± 1287 | 0.3976 | 757 ± 812 | 498 ± 623 | 0.3914 | |
Total (ms2) | 431562 ± 81172 | 429086 ± 79566 | 0.9487 | 450714 ± 101211 | 449358 ± 100911 | 0.9740 | |
LF/HF | 3.66 ± 2.69 | 4.29 ± 2.54 | 0.6182 | 2.25 ± 1.71 | 3.61 ± 2.84 | 0.1685 | |
Corr-Coef | r (unitless) | - | 0.99 ± 0.005 | - | - | 0.99 ± 0.001 | - |