Table 3.
Amplitudes of the four EEG bands (in μV) pre, during and post, ANYB, BAW and QS sessions
| Sl. no. | Band | ANYB | BAW | QS | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Pre M ± SD |
During | Post M ± SD |
Pre M ± SD |
During | Post M ± SD |
Pre M ± SD |
During | Post M ± SD |
||||||||
| D1 M ± SD |
D2 M ± SD |
D3 M ± SD |
D1 M ± SD |
D2 M ± SD |
D3 M ± SD |
D1 M ± SD |
D2 M ± SD |
D3 M ± SD |
||||||||
| FP1 − A1 | Delta | 35.3 ± 16.8 | 35.0 ± 12.1 | 35.6 ± 19.5 | 31.2 ± 12.5 | 30.0 ± 15.1 | 34.3 ± 17.9 | 30.3 ± 15.4 | 32.2 ± 21.6 | 28.9 ± 14.8 | 28.7 ± 13.4 | 39.0 ± 20.0 | 35.4 ± 17.1 | 35.6 ± 19.5 | 37.4 ± 27.2 | 35.7 ± 19.1 |
| Theta | 12.1 ± 7.3 | 10.3 ± 3.2 | 12.3 ± 9.2 | 10.5 ± 3.5 | 11.1 ± 5.4 | 11.7 ± 8.7 | 11.8 ± 7.2 | 11.2 ± 6.1 | 9.9 ± 3.9 | 9.8 ± 4.6 | 12.8 ± 8.3 | 12.0 ± 8.0 | 12.3 ± 9.2 | 12.5 ± 8.8 | 11.7 ± 7.0 | |
| Alpha | 9.1 ± 4.0 | 9.3 ± 4.3 | 8.3 ± 4.8 | 9.9 ± 5.3 | 8.5 ± 5.2 | 8.8 ± 4.4 | 8.4 ± 4.7 | 9.0 ± 6.0 | 8.6 ± 5.1 | 8.0 ± 4.5 | 9.1 ± 4.4 | 8.4 ± 4.5 | 8.3 ± 4.8 | 8.3 ± 4.7 | 8.3 ± 4.4 | |
| Beta | 5.0 ± 1.9 | 5.3 ± 1.9 | 5.0 ± 3.0 | 5.7 ± 2.8 | 5.5 ± 3.3 | 4.9 ± 2.3 | 4.8 ± 1.9 | 5.3 ± 3.1 | 4.9 ± 2.3 | 4.8 ± 2.2 | 5.1 ± 2.7 | 5.1 ± 3.1 | 5.0 ± 3.0 | 4.9 ± 2.9 | 5.0 ± 2.7 | |
| FP2 − A2 | Delta | 31.0 ± 13.7 | 30.8 ± 11.6 | 32.6 ± 19.2 | 27.0 ± 10.9 | 26.8 ± 13.3 | 28.6 ± 12.3 | 24.8 ± 9.8 | 29.4 ± 21.1 | 24.9 ± 12.7 | 24.5 ± 10.3 | 34.4 ± 15.8 | 32.9 ± 17.6 | 32.6 ± 19.2 | 33.1 ± 24.6 | 31.7 ± 16.6 |
| Theta | 11.3 ± 5.9 | 10.0 ± 2.9 | 12.2 ± 8.5 | 10.0 ± 3.2 | 10.5 ± 4.8 | 10.6 ± 6.1 | 10.2 ± 4.1 | 11.2 ± 6.0 | 9.8 ± 3.7 | 9.4 ± 3.6 | 12.4 ± 7.2 | 11.9 ± 7.4 | 12.2 ± 8.5 | 12.1 ± 7.8 | 11.5 ± 6.4 | |
| Alpha | 9.0 ± 3.9 | 9.4 ± 4.3 | 8.6 ± 5.2 | 10.0 ± 5.4 | 8.5 ± 5.1 | 8.8 ± 4.4 | 8.5 ± 4.7 | 9.2 ± 6.3 | 8.9 ± 5.6 | 8.1 ± 4.4 | 9.6 ± 4.9 | 8.9 ± 4.9 | 8.6 ± 5.2 | 8.7 ± 5.1 | 8.7 ± 5.1 | |
| Beta | 4.4 ± 1.1 | 5.0 ± 1.4 | 4.8 ± 2.2 | 5.8 ± 2.4 | 4.8 ± 2.9 | 4.6 ± 2.0 | 4.3 ± 1.2 | 4.8 ± 2.5 | 4.4 ± 1.7 | 4.3 ± 1.3 | 4.9 ± 2.0 | 5.0 ± 2.5 | 4.8 ± 2.2 | 4.8 ± 2.3 | 4.8 ± 2.1 | |
| C3 − A1 | Delta | 14.3 ± 2.0 | 15.4 ± 3.1 | 14.8 ± 2.8 | 14.6 ± 2.1 | 14.0 ± 1.8 | 14.1 ± 2.2 | 14.1 ± 2.4 | 14.7 ± 4.4 | 14.1 ± 2.9 | 13.9 ± 3.0 | 15.7 ± 2.9 | 14.8 ± 2.4 | 14.8 ± 2.8 | 15.0 ± 3.4 | 14.8 ± 2.8 |
| Theta | 9.4 ± 1.6 | 9.2 ± 1.9 | 9.7 ± 2.5 | 9.6 ± 2.1 | 9.4 ± 1.9 | 9.2 ± 1.9 | 9.5 ± 2.1 | 9.8 ± 3.3 | 9.4 ± 2.3 | 9.0 ± 1.8 | 9.9 ± 2.5 | 9.6 ± 2.7 | 9.7 ± 2.5 | 9.6 ± 2.6 | 9.7 ± 2.8 | |
| Alpha | 10.1 ± 5.6 | 10.8 ± 6.2 | 10.6 ± 6.8 | 11.9 ± 7.4 | 11.0 ± 7.1 | 10.5 ± 5.8 | 10.6 ± 6.5 | 11.2 ± 7.4 | 10.9 ± 6.9 | 10.1 ± 6.2 | 11.6 ± 6.9 | 10.9 ± 6.6 | 10.6 ± 6.8 | 10.6 ± 6.2 | 10.7 ± 6.7 | |
| Beta | 4.8 ± 1.3 | 5.2 ± 1.5 | 5.1 ± 2.1 | 5.7 ± 1.7 | 4.9 ± 1.6 | 4.9 ± 1.5 | 4.9 ± 1.6 | 5.1 ± 2.1 | 4.8 ± 1.6 | 4.6 ± 1.5 | 5.2 ± 2.0 | 5.1 ± 1.8 | 5.1 ± 2.1 | 5.1 ± 1.9 | 5.2 ± 1.9 | |
| C4 − A2 | Delta | 14.7 ± 2.0 | 15.3 ± 2.8 | 14.9 ± 3.3 | 15.1 ± 2.9 | 14.1 ± 2.5 | 14.7 ± 2.2 | 14.9 ± 3.3 | 14.8 ± 3.5 | 15.0 ± 3.1 | 14.4 ± 2.4 | 15.1 ± 3.1 | 14.9 ± 3.4 | 14.9 ± .3.3 | 15.1 ± 4.8 | 15.0 ± 3.6 |
| Theta | 9.5 ± 1.8 | 9.3 ± 2.1 | 9.7 ± 2.5 | 9.7 ± 2.0 | 9.4 ± 1.8 | 9.9 ± 2.3 | 10.1 ± 2.6 | 10.2 ± 3.1 | 10.2 ± 2.8 | 9.6 ± 2.1 | 9.8 ± 2.3 | 9.7 ± 2.5 | 9.7 ± 2.5 | 9.5 ± 2.4 | 9.5 ± 2.4 | |
| Alpha | 10.8 ± 5.2 | 11.9 ± 5.8 | 10.3 ± 6.0 | 13.0 ± 6.7 | 10.7 ± 6.1 | 11.5 ± 6.4 | 11.5 ± 7.2 | 12.0 ± 7.9 | 11.6 ± 7.6 | 10.9 ± 6.8 | 11.2 ± 6.0 | 10.5 ± 5.7 | 10.3 ± 6.0 | 10.2 ± 5.6* | 10.2 ± 5.6 | |
| Beta | 5.6 ± 2.6 | 6.8 ± 3.4 | 5.2 ± 1.6 | 7.6 ± 5.1 | 5.5 ± 2.2 | 5.2 ± 1.4 | 5.1 ± 1.8 | 5.2 ± 1.9 | 5.0 ± 1.9 | 4.9 ± 1.6 | 5.2 ± 1.8 | 5.2 ± 1.9 | 5.2 ± 1.6 | 4.9 ± 1.5 | 5.0 ± 2.0 | |
| O1 − A1 | Delta | 12.9 ± 3.7 | 16.0 ± 7.8 | 14.0 ± 4.8 | 17.1 ± 7.6 | 12.8 ± 3.4 | 13.0 ± 2.9 | 13.2 ± 3.8 | 13.1 ± 3.8 | 13.1 ± 4.4 | 12.1 ± 2.5 | 13.3 ± 14.7 | 14.7 ± 6.4 | 14.0 ± 4.8 | 14.5 ± 6.2 | 14.4 ± 5.7 |
| Theta | 8.0 ± 2.7 | 8.8 ± 4.3 | 8.4 ± 2.8 | 9.3 ± 4.0 | 7.9 ± 2.8 | 8.1 ± 2.6 | 8.3 ± 2.6 | 8.1 ± 2.5 | 8.2 ± 2.8 | 7.8 ± 3.1 | 8.5 ± 2.5 | 8.4 ± 2.7 | 8.4 ± 2.8 | 8.2 ± 2.6 | 8.3 ± 3.0 | |
| Alpha | 13.5 ± 10.1 | 14.7 ± 11.2 | 12.3 ± 9.6 | 15.6 ± 12.3 | 12.6 ± 11.0 | 12.9 ± 8.6 | 12.5 ± 9.9 | 13.0 ± 9.8 | 12.5 ± 10.2 | 11.7 ± 9.7 | 13.5 ± 9.2 | 13.6 ± 9.8 | 12.3 ± 9.6 | 12.2 ± 8.9 | 12.5 ± 9.1 | |
| Beta | 5.2 ± 2.2 | 6.3 ± 3.9 | 5.0 ± 2.0 | 6.2 ± 3.0 | 5.1 ± 2.7 | 5.2 ± 1.8 | 5.1 ± 1.9 | 5.1 ± 2.2 | 4.9 ± 2.0 | 4.6 ± 2.0 | 5.2 ± 2.1 | 5.1 ± 2.0 | 5.0 ± 2.0 | 4.9 ± 1.9 | 4.9 ± 2.0 | |
| O2 − A2 | Delta | 13.2 ± 3.7 | 15.0 ± 6.0 | 13.9 ± 4.2 | 14.1 ± 4.1 | 12.3 ± 2.7 | 12.3 ± 1.7 | 12.1 ± 2.1 | 12.0 ± 2.8 | 12.5 ± 3.1 | 11.8 ± 1.8 | 14.1 ± 3.7 | 13.7 ± 4.0 | 13.9 ± 4.2 | 14.0 ± 4.9 | 14.2 ± 5.0 |
| Theta | 8.3 ± 2.5 | 8.6 ± 2.9 | 8.7 ± 3.3 | 8.5 ± 2.6 | 8.2 ± 2.4 | 7.7 ± 1.7 | 7.8 ± 2.1 | 7.9 ± 2.4 | 7.9 ± 2.1 | 7.6 ± 2.0 | 8.7 ± 3.1 | 8.6 ± 3.4 | 8.7 ± 3.3 | 8.3 ± 3.0 | 8.5 ± 3.4 | |
| Alpha | 13.7 ± 9.2 | 15.0 ± 10.4 | 11.9 ± 10.5 | 15.3 ± 10.7 | 12.2 ± 9.1 | 11.6 ± 7.1 | 10.9 ± 7.1 | 11.4 ± 7.4 | 11.1 ± 7.3 | 10.6 ± 6.9 | 13.3 ± 9.9 | 12.5 ± 9.9 | 11.9 ± 10.5 | 11.7 ± 9.1 | 12.2 ± 9.8 | |
| Beta | 5.2 ± 2.4 | 6.2 ± 3.3 | 4.8 ± 2.0 | 5.9 ± 2.5 | 4.7 ± 2.1* | 4.6 ± 1.4 | 4.5 ± 1.5 | 4.5 ± 1.7 | 4.5 ± 1.6 | 4.3 ± 1.4 | 5.2 ± 2.2 | 4.9 ± 1.9 | 4.8 ± 2.0 | 4.7 ± 1.9 | 4.7 ± 2.1 | |
Comparisons were of post and during values compared with the pre values of the respective session, i.e., ANYB, BAW and QS. p < .05, RM ANOVA, followed by post hoc tests with Bonferroni adjustment
ANYB alternate nostril yoga breathing, BAW breath awareness, QS quiet sitting