Table 2.
Summary of spontaneous baseline transfer function analysis variables
| Variable | Study group | P value | ||
|---|---|---|---|---|
| Patients (n = 15 [Af] and 16 [Un]) | Controls (n = 15) | Group | Hemisphere | |
| VLF coherence | Af 0.52 ± 0.11 Un 0.53 ± 0.12 | 0.51 ± 0.17 | 0.91 | 0.73 |
| LF coherence | Af 0.66 ± 0.21 Un 0.71 ± 0.20 | 0.67 ± 0.15 | 0.95 | 0.59 |
| HF coherence | Af 0.43 ± 0.19 Un 0.43 ± 0.19 | 0.47 ± 0.15 | 0.57 | 0.99 |
| VLF phase, radians | Af 0.69 ± 0.34 Un 0.75 ± 0.47 | 0.51 ± 0.47 | 0.26 | 0.69 |
| LF phase, radians | Af 0.47 ± 0.27 Un 0.48 ± 0.22 | 0.52 ± 0.13 | 0.86 | 0.98 |
| HF phase, radians | Af 0.0011 ± 0.32 Un 0.045 ± 0.32 | −0.19 ± 0.13 | 0.026* | 0.75 |
| VLF n-gain, % mmHg−1 | Af 0.97 ± 0.46 Un 1.01 ± 0.41 | 0.98 ± 0.38 | 0.95 | 0.75 |
| LF n-gain, % mmHg−1 | Af 1.10 ± 0.37 Un 1.10 ± 0.37 | 1.10 ± 0.27 | 0.89 | 0.88 |
| HF n-gain, % mmHg−1 | Af 1.24 ± 0.40 Un 1.22 ± 0.39 | 1.21 ± 0.26 | 0.85 | 0.95 |
Values are mean ± SD. VLF, very low-frequency; LF, low-frequency; HF, high-frequency; Af, affected hemisphere; Un, unaffected hemisphere; n-gain, normalised gain.
*
P < 0.05 for main effect for group and hemisphere.