Table 4.
Parameters | Group | P | Significance | |||
---|---|---|---|---|---|---|
Control | Case | |||||
Mean | SD | Mean | SD | |||
VLF (peak) (Hz) | 0.02 | 0.00 | 0.02 | 0.00 | 0.3 | NS |
LF (peak) (Hz) | 0.09 | 0.07 | 0.09 | 0.12 | 0.4 | NS |
HF (peak) (Hz) | 0.2 | 0.21 | 0.17 | 0.03 | 0.45 | NS |
VLF (power) (ms2) | 5.5 | 8.22 | 9.86 | 9.68 | 0.008 | HS |
LF (power) (ms2) | 9.64 | 14.22 | 15.64 | 17.28 | 0.03 | S |
HF (power) (ms2) | 4.26 | 5.84 | 6.02 | 9.49 | 0.13 | NS |
VLF (power) (%) | 24.10 | 17.56 | 27.92 | 14.49 | 0.11 | NS |
LF (power) (%) | 50.46 | 15.93 | 53.23 | 13.75 | 0.17 | NS |
HF (power) (%) | 25.45 | 14.32 | 19.07 | 11.77 | 0.8 | NS |
LF/HF (power %) (LF/HF ratio) | 2.54 | 1.41 | 3.36 | 1.54 | 0.003 | HS |
LF (power) (nu) | 66.71 | 14.47 | 74.70 | 11.95 | 0.1 | NS |
HF (power) (nu) | 33.27 | 14.47 | 27.31 | 17.58 | 0.3 | NS |
NS: P>0.05, S: P<0.05, HS: P<0.01. LF=Low frequency, HF=High frequency, NS=Not significant, HS=Highly significant, SD=Standard deviation, S=Significant, VLF=Very low frequency