Research Article
Power Spectral Density and Functional Connectivity Changes due to a Sensorimotor Neurofeedback Training: A Preliminary Study
Table 2
Mean and standard deviation of demographic and psychological data of all the participants by group.
| | Session | SMR () | OCC () | SHAM () |
| | Age (mean, SD) | | 19.3 (3.466) | 20 (2.981) | 18 (0) |
| | EHI (mean, SD) | | 22.9 (7.445) | 20.6 (7.905) | 19.1 (3.725) |
| | MIQ-R (mean, SD) | | 18 (3.916) | 18.6 (3.777) | 19.4 (4.624) |
| | STAI (mean, SD) | S1 | 17.9 (6.262) | 19.8 (4.590) | 16.6 (9.559) | | S2 | 18.6 (10.676) | 22.5 (6.687) | 14.1 (5.990) | | S3 | 19.8 (12.255) | 19.6 (7.412) | 16.1 (9.374) | | S4 | 18.3 (10.541) | 20.1 (6.951) | 20 (10.760) | | S5 | 18.7 (11.235) | 25.1 (7.965) | 17 (8.233) | | S6 | 17.9 (9.643) | 18.7 (9.978) | 15.2 (5.992) |
| Concentration (mean, SD)
1-7 scale (1: any, 7: maximal) | S1 | 4.9 (0.994) | 4.8 (0.919) | 5.3 (0.823) | | S2 | 4.5 (1.354) | 4.6 (1.174) | 4.7 (1.252) | | S3 | 5 (1.504) | 4.1 (1.197) | 4.8 (1.229) | | S4 | 5.4 (0.843) | 4.9 (0.568) | 5 (1.247) | | S5 | 5.2 (1.033) | 4.6 (0.966) | 5.5 (0.972) | | S6 | 5.3 (1.059) | 4.5 (1.509) | 6 (1.155) |
| Fatigue (mean, SD)
1-7 scale (1: any, 7: maximal) | S1 | 3.2 (1.751) | 2.9 (1.595) | 3.3 (1.494) | | S2 | 4 (1.414) | 2.6 (1.350) | 3.2 (1.549) | | S3 | 3.6 (1.776) | 3.4 (1.430) | 3.5 (1.434) | | S4 | 3.5 (1.581) | 3 (1.633) | 3.7 (1.059) | | S5 | 3 (1.491) | 2.9 (1.792) | 3.5 (1.269) | | S6 | 3 (1.633) | 3.4 (1.578) | 1.9 (0.994) |
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