Impact of Fibromyalgia on Alpha-2 EEG Power Spectrum in the Resting Condition: A Descriptive Correlational Study

Table 2

Correlations between visual analog scale pain scores and alpha-2 power at the 19 electroencephalography scalp locations in the patients with fibromyalgia.

EEG channel	Pearson correlation coefficient	p-value
Fp1	-0.057	0.762
Fp2	0.123	0.509
F3	-0.081	0.665
F4	0.039	0.846
F7	-0.187	0.322
F8	-0.066	0.735
Fz	0.218	0.247
C3	-0.117	0.547
C4	-0.269	0.193
Cz	-0.463	0.015
T3	-0.228	0.225
T4	-0.008	0.968
T5	0.059	0.770
T6	-0.008	0.968
P3	0.029	0.884
P4	-0.422	0.040
Pz	-0.445	0.034
O1	-0.214	0.284
O2	-0.328	0.102

Significant (p<0.05), as determined by Pearson’s correlation coefficient analysis
EEG, electroencephalography.