Table 3.
Mean (± SD) RMS in each frequency band by treatment and time-period
| Frequency band | Treatment | T0 (Baseline) | T1 (< 25 s post-stun application) | T2 (26–50 s post-stun application) |
|---|---|---|---|---|
| Alpha | ||||
| P1–400 Hz (n = 29) | 36.91 (± 19.65) A | 63.48 (± 46.02) By | 49.13 (± 28.51) Awx | |
| P1–50 Hz (n = 31) | 42.73 (± 19.16) A | 57.79 (± 22.25) By | 48.18 (± 18.89) Awx | |
| P2–400 Hz (n = 30) | 34.88 (± 20.49) A | 46.07 (± 23.00) Bz | 35.85 (± 19.42) Ax | |
| P2–400 Hz (n = 29) | 41.43 (± 19.89) A | 60.84 (± 54.05) By | 46.91 (± 21.29) ABw | |
| Beta | ||||
| P1–400 Hz | 20.11 (± 4.43) A | 39.16 (± 28.51) C | 26.41 (± 16.94) B | |
| P1–50 Hz | 19.24 (± 1.90) A | 40.77 (± 16.39) C | 27.05 (± 10.92) B | |
| P2–400 Hz | 20.11 (± 2.97) A | 33.97 (± 14.69) C | 23.68 (± 6.36) B | |
| P2–400 Hz | 19.60 (± 2.10) A | 43.21 (± 35.70) C | 26.07 (± 6.77) B | |
| Theta | ||||
| P1–400 Hz | 17.64 (± 10.92) A | 111.48 (± 198.77) Bwx | 52.28 (± 81.89) A | |
| P1–50 Hz | 17.58 (± 6.19) A | 78.99 (± 80.83) Cwx | 27.85 (± 21.06) B | |
| P2–400 Hz | 18.06 (± 10.06) A | 58.70 (± 72.73) Bx | 27.07 (± 22.24) A | |
| P2–400 Hz | 20.25 (± 15.22) A | 82.79 (± 105.64) Cw | 44.19 (± 53.95) B | |
| Delta | ||||
| P1–400 Hz | 37.31 (± 27.41) A | 282.39 (± 300.35) C | 153.61 (± 242.70) B | |
| P1–50 Hz | 42.45 (± 35.37) A | 227.43 (± 278.75) C | 87.50 (± 95.22) B | |
| P2–400 Hz | 39.40 (± 31.49) A | 162.38 (± 181.57) B | 77.41 (± 80.79) AB | |
| P2–400 Hz | 41.80 (± 32.73) A | 260.14 (± 398.22) B | 130.08 (± 159.96) B |
A, B, C: means across rows with different uppercase superscript differ significantly (P < 0.05, Kolmogorov-Smirnov post hoc analysis). x, y, z: within frequency bands, means within a column with different lowercase differ significantly (w, x: P < 0.05; y, z: P < 0.005, Kolmogorov-Smirnov post hoc analysis).