Table 4. Significant time effects of EEG power spectrum in pre- and post-exercise comparison.
|
df |
χ2 |
p |
Post hoc |
Z |
p |
d |
| Frontopolar |
Theta |
3 |
9.72 |
.021 |
Pre-Post5 |
-1.333 |
.028 |
.733 |
| Alpha |
3 |
10.28 |
.016 |
Pre-Post5 |
-1.267 |
.043 |
.692 |
| Pre-Post10 |
-1.333 |
.028 |
.733 |
| Beta |
3 |
12.52 |
.006 |
Pre-Post5 |
-1.533 |
.007 |
.862 |
| Pre-Post10 |
-1.333 |
.028 |
.733 |
| Frontal |
Alpha |
3 |
13 |
.005 |
Pre-Post5 |
-1.400 |
.018 |
.775 |
| Pre-Post10 |
-1.533 |
.007 |
.862 |
| Beta |
3 |
7.8 |
.05 |
|
| Temporal |
Total spectrum |
3 |
18.68 |
< .001 |
Pre-Post5 |
-1.733 |
.001 |
1.001 |
| Pre-Post10 |
-1.733 |
.001 |
1.001 |
| Theta |
3 |
11.08 |
.011 |
Pre-Post5 |
-2.687 |
.043 |
.692 |
| Pre-Post10 |
-2.970 |
.018 |
.775 |
| Alpha |
3 |
15.08 |
.002 |
Pre-Post5 |
-1.600 |
.004 |
.907 |
| Pre-Post10 |
-1.533 |
.007 |
.862 |
| Pre-Post15 |
-1.267 |
.043 |
.692 |
| Beta |
3 |
19.56 |
< .001 |
Pre-Post5 |
-1.800 |
.001 |
1.05 |
| Pre-Post10 |
-1.800 |
.001 |
1.05 |
| Pre-Post15 |
-1.333 |
.028 |
.733 |
| Gamma |
3 |
16.68 |
.001 |
Pre-Post5 |
-1.600 |
.004 |
.907 |
| Pre-Post10 |
-1.667 |
.002 |
.954 |
| Pre-Post15 |
-1.400 |
.018 |
.775 |
Rows defined by cerebral lobes, each divided by frequency bands, total spectrum (4-70 Hz), theta (4-8 Hz), alpha (8-13 Hz), beta (13-30 Hz), gamma (30-70 Hz). Global results – left column, post hoc-test via Dunn-Bonferroni – right column.
