Table 2.
Energy (%) of the four EEG bands (μV2) pre, during and post, ANYB, BAW and QS sessions
| Sl. no. | Bands | 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 | 31.5 ± 9.6 | 29.4 ± 12.3 | 28.9 ± 13.9 | 28.5 ± 12.2 | 27.5 ± 11.2 | 25.2 ± 10.4 | 24.0 ± 10.4 | 21.5 ± 10.1 | 25.5 ± 10.2 | 26.0 ± 10.4 | 29.6 ± 10.5 | 28.0 ± 11.9 | 28.9 ± 13.9 | 33.5 ± 15.9 | 30.8 ± 12.8 |
| Theta | 4.2 ± 2.7 | 2.8 ± 1.5 | 4.4 ± 4.0 | 3.5 ± 2.2 | 5.0 ± 4.1 | 3.6 ± 3.2 | 3.8 ± 2.8 | 4.0 ± 3.9 | 3.9 ± 2.6 | 3.7 ± 2.0 | 4.0 ± 3.5 | 4.2 ± 4.1 | 4.4 ± 4.0 | 4.3 ± 3.2 | 4.1 ± 3.3 | |
| Alpha | 2.6 ± 1.5 | 2.9 ± 2.6 | 2.1 ± 1.5 | 3.7 ± 4.0 | 3.0 ± 2.3 | 3.4 ± 5.5 | 3.3 ± 4.8 | 3.6 ± 6.7 | 4.4 ± 7.2 | 3.7 ± 5.1 | 2.4 ± 2.0 | 2.2 ± 1.7 | 2.1 ± 1.5 | 2.3 ± 1.5 | .2 ± 1.3 | |
| Beta | .8 ± .4 | .8 ± .4 | .8 ± .6 | 1.0 ± .5 | 1.2 ± .8 | .8 ± .8 | .8 ± .6 | .8 ± .6 | 1.0 ± .7 | .9 ± .7 | .7 ± .5 | .7 ± .6 | .8 ± .6 | .7 ± .5 | .8 ± .6 | |
| FP2 − A2 | Delta | 28.4 ± 11.4 | 26.0 ± 11.1 | 27.3 ± 14.2 | 26.7 ± 12.9 | 25.6 ± 10.3 | 25.7 ± 9.0 | 24.2 ± 10.7 | 21.8 ± 11.3 | 25.0 ± 11.0 | 25.7 ± 11.5 | 27.8 ± 9.4 | 26.3 ± 12.2 | 27.3 ± 14.2 | 29.3 ± 12.1 | 30.1 ± 12.6 |
| Theta | 3.8 ± 2.4 | 2.8 ± 1.2 | 4.8 ± 4.4 | 4.0 ± 2.5 | 4.8 ± 3.6 | 4.1 ± 3.1 | 4.8 ± 3.6 | 4.6 ± 4.8 | 4.7 ± 3.4 | 4.3 ± 2.6 | 4.5 ± 3.6 | 4.8 ± 5.1 | 4.8 ± 4.4 | 5.0 ± 3.4 | 4.8 ± 3.5 | |
| Alpha | 2.8 ± 1.8 | 3.2 ± 2.7 | 2.4 ± 1.8 | 4.6 ± 5.0 | 3.2 ± 2.5 | 3.7 ± 4.4 | 3.8 ± 4.0 | 3.5 ± 4.9 | 4.7 ± 6.1 | 4.1 ± 4.6 | 3.0 ± 2.6 | 2.6 ± 2.1 | 2.4 ± 1.8 | 2.8 ± 1.7 | 2.8 ± 1.7 | |
| Beta | .6 ± .2 | .7 ± .2 | .7 ± .5 | .2 ± 1.0 | .9 ± .5 | .7 ± .4 | .8 ± .5 | .8 ± .6 | .9 ± .5 | .9 ± .6 | .7 ± .4 | .7 ± .5 | .7 ± .5 | .8 ± .5* | .8 ± .5 | |
| C3 − A1 | Delta | 22.7 ± 6.1 | 21.5 ± 6.2 | 24.3 ± 5.5 | 20.9 ± 7.5 | 23.7 ± 6.5 | 21.3 ± 5.7 | 20.8 ± 7.3 | 21.7 ± 7.4 | 22.5 ± 8.1 | 24.2 ± 8.9 | 21.9 ± 5.0 | 23.4 ± 4.0 | 24.3 ± 5.5 | 24.7 ± 5.8 | 23.9 ± 5.3 |
| Theta | 9.6 ± 4.2 | 8.0 ± 3.0 | 10.4 ± 4.1 | 8.6 ± 3.3 | 10.4 ± 3.0 | 10.3 ± 6.6 | 9.4 ± 4.3 | 9.7 ± 4.4 | 9.8 ± 4.3 | 10.5 ± 4.9 | 9.1 ± 4.2 | 10.0 ± 4.2 | 10.4 ± 3.0 | 10.0 ± 4.1 | 8.6 ± 3.3 | |
| Alpha | 14.3 ± 12.2 | 13.6 ± 11.6 | 13.5 ± 11.3 | 16.5 ± 16.4 | 16.3 ± 15.1 | 16.1 ± 15.0 | 15.6 ± 16.2 | 16.2 ± 16.8 | 16.3 ± 16.8 | 17.2 ± 17.4 | 15.1 ± 14.1 | 14.8 ± 12.5 | 13.5 ± 11.3 | 13.3 ± 10.4 | 13.4 ± 11.6 | |
| Beta | 2.7 ± 1.5 | 2.6 ± 1.4 | 2.9 ± 1.5 | 3.1 ± 1.6 | 2.9 ± 1.4 | 2.6 ± 1.4 | 2.5 ± 1.5 | 2.6 ± 1.4 | 2.7 ± 1.5 | 2.7 ± 1.4 | 2.6 ± 1.8 | 2.8 ± 1.4 | 2.8 ± 1.5 | 2.8 ± 1.4 | 2.9 ± 1.5 | |
| C4 − A2 | Delta | 24.6 ± 8.1 | 22.2 ± 8.1 | 26.8 ± 6.1 | 21.1 ± 8.9 | 24.7 ± 7.4 | 23.7 ± 4.9 | 23.0 ± 7.0 | 24.9 ± 7.2 | 26.1 ± 7.8 | 26.1 ± 7.8 | 24.7 ± 5.7 | 24.8 ± 5.5 | 26.8 ± 6.1 | 26.3 ± 5.3 | 26.6 ± 6.1 |
| Theta | 10.4 ± 4.2 | 8.2 ± 3.4* | 11.5 ± 4.2 | 8.2 ± 3.4 | 10.6 ± 2.5 | 10.9 ± 4.1 | 11.0 ± 4.6 | 11.3 ± 3.9 | 11.8 ± 4.4 | 11.6 ± 4.6 | 4.2 ± 10.7 | 4.2 ± 11.0 | 3.0 ± 11.5 | 11.0 ± 3.8 | 11.1 ± 4.0 | |
| Alpha | 15.4 ± 13.0 | 14.9 ± 13.5 | 13.2 ± 10.2 | 15.9 ± 14.3 | 14.7 ± 11.8 | 17.6 ± 15.2 | 16.1 ± 14.5 | 17.0 ± 15.2 | 16.8 ± 15.5 | 17.0 ± 16.2 | 14.8 ± 12.5 | 13.3 ± 10.6 | 13.2 ± 10.2 | 12.6 ± 10.0 | 12.5 ± 8.9 | |
| Beta | 3.3 ± 1.8 | 3.7 ± 1.7 | 2.8 ± .9 | 4.2 ± 2.8 | 3.6 ± 1.9 | 3.2 ± 1.7 | 2.9 ± 1.3 | 2.9 ± 1.2 | 2.8 ± 1.3 | 2.9 ± 1.2 | 2.8 ± 1.1 | 3.0 ± 1.4 | 2.8 ± .9 | 2 | 2.8 ± 1.0 | |
| O1 − A1 | Delta | 17.8 ± 5.3 | 17.2 ± 6.5 | 19.1 ± 6.6 | 17.5 ± 6.5 | 20.0 ± 8.2 | 16.8 ± 6.4 | 19.6 ± 10.2 | 18.3 ± 8.9 | 18.7 ± 9.0 | 20.1 ± 9.0 | 17.7 ± 6.3 | 17.5 ± 5.4 | 19.1 ± 6.6 | 19.2 ± 7.2 | 20.1 ± 6.8 |
| Theta | 6.7 ± 2.9 | 5.8 ± 3.4 | 7.2 ± 3.9 | 6.0 ± 2.9 | 7.7 ± 2.9 | 6.5 ± 3.2 | 7.2 ± 4.0 | 7.1 ± 4.1 | 7.5 ± 4.2 | 7.8 ± 4.2 | 7.0 ± 3.8 | 6.7 ± 3.4 | 7.2 ± 3.9 | 6.9 ± 3.7 | 7.2 ± 3.7 | |
| Alpha | 21.1 ± 18.2 | 18.3 ± 17.4 | 15.4 ± 14.4 | 21.2 ± 21.0 | 19.1 ± 18.1 | 19.1 ± 18.2 | 18.1 ± 20.2 | 18.0 ± 20.1 | 18.5 ± 21.4 | 18.7 ± 20.8 | 19.2 ± 17.1 | 17.3 ± 15.6 | 15.4 ± 14.4 | 16.5 ± 15.8 | 17.2 ± 15.0 | |
| Beta | 2.9 ± 1.6 | 2.9 ± 2.1 | 2.4 ± 1.0 | 2.9 ± 2.0 | 3.2 ± 1.8 | 2.6 ± 1.3 | 2.7 ± 1.6 | 2.7 ± 1.5 | 2.6 ± 1.4 | 2.6 ± 1.3 | 2.5 ± 1.2 | 2.5 ± 1.2 | 2.4 ± 1.0 | 2.4 ± 1.0 | 2.4 ± .9 | |
| O2 − A2 | Delta | 19.7 ± 8.8 | 18.1 ± 7.9 | 20.9 ± 7.3 | 18.1 ± 7.4 | 21.5 ± 8.4 | 17.7 ± 5.1 | 19.5 ± 7.6 | 19.5 ± 5.6 | 20.1 ± 8.4 | 19.8 ± 7.5 | 20.3 ± 7.1 | 20.1 ± 5.6 | 20.9 ± 7.3 | 20.9 ± 7.6 | 20.7 ± 7.3 |
| Theta | 7.2 ± 2.7 | 5.8 ± 2.8* | 8.6 ± 4.7 | 6.1 ± 2.2 | 9.3 ± 4.2 | 7.0 ± 3.3 | 7.8 ± 3.6 | 7.9 ± 2.6 | 8.1 ± 3.6 | 7.7 ± 3.2 | 8.0 ± 3.7 | 9.0 ± 5.0 | 8.6 ± 4.6 | 7.9 ± 4.4 | 8.2 ± 4.3 | |
| Alpha | 20.8 ± 17.9 | 18.7 ± 17.2 | 16.3 ± 15.8 | 20.8 ± 17.4 | 19.0 ± 14.7 | 19.8 ± 21.1 | 17.5 ± 19.8 | 19.7 ± 20.1 | 18.3 ± 20.4 | 17.8 ± 20.0 | 18.6 ± 17.1 | 19.0 ± 17.8 | 16.3 ± 15.8 | 16.9 ± 16.6 | 17.7 ± 16.9 | |
| Beta | 2.8 ± 1.3 | 2.8 ± 1.2 | 2.6 ± 1.4 | 2.9 ± 1.1 | 2.8 ± 1.1 | 2.5 ± 1.2 | 2.7 ± 1.5 | 2.8 ± 1.5 | 2.6 ± 1.4 | 2.5 ± 1.4 | 2.6 ± 1.2 | 2.7 ± 1.3 | 2.6 ± 1.4 | 2.4 ± 1.1 | 2.4 ± 1.1 | |
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