Table 3 Correlation between EEG and clinical data in migraine: Spearman rho (p values)
From: Interictal quantitative EEG in migraine: a blinded controlled study
| Â | Age (years) | Headache history (years) | Headache intensity |
|---|---|---|---|
Fronto-central | |||
 Delta power (μV2) | −0.51 (0.002) | −0.42 (0.02) | 0.55 (0.001)* |
 Theta power (μV2) | −0.13 (0.48) | −0.13 (0.46) | 0.12 (0.52) |
 Alpha power (μV2) | 0.16 (0.38) | 0.11 (0.53) | 0.16 (0.38) |
Parieto-occipital | |||
 Delta power (μV2) | −0.54 (0.001) | −0.48 (0.004) | 0.46 (0.01) |
 Theta power (μV2) | −0.07 (0.71) | −0.08 (0.68) | 0.07 (0.69) |
 Alpha power (μV2) | 0.11 (0.53) | 0.07 (0.71) | 0.14 (0.43) |
Temporal | |||
 Delta power (μV2) | −0.52 (0.002) | −0.54 (0.001) | 0.50 (0.003)* |
 Theta power (μV2) | −0.07 (0.68) | −0.10 (0.58) | 0.16 (0.37) |
 Alpha power (μV2) | 0.04 (0.85) | −0.01 (0.97) | 0.17 (0.35) |
 Age | – | 0.75 (0.000) | −0.55 (0.001) |
Headache intensity | −0.51 (0.001) | −0.40 (0.01) | – |