Table 4.

EEG features in the CVOD patients and the healthy volunteers.

	CVOD	Healthy	p-value
Case number	10	21	-
Global area
Beta AP	395.74 ± 109.07	477.87 ± 218.70	0.273
Alpha AP	1439.22 ± 810.63	2131.80 ± 1374.09	0.153
Theta AP	534.84 ± 190.43	528.60 ± 222.71	0.940
Delta AP	927.39 ± 290.38	799.74 ± 405.39	0.381
Beta RP	0.13 ± 0.04	0.14 ± 0.10	0.483
Alpha RP	0.40 ± 0.16	0.51 ± 0.12	0.045
Theta RP	0.16 ± 0.04	0.14 ± 0.04	0.091
Delta RP	0.31 ± 0.13	0.21 ± 0.09	0.022
TAR	0.50 ± 0.29	0.29 ± 0.12	0.028
DAR	1.11 ± 1.15	0.46 ± 0.31	0.043
DTABR	1.03 ± 0.63	0.58 ± 0.30	0.035
Fronto-central area
Beta AP	126.63 ± 35.74	125.38 ± 55.92	0.949
Alpha AP	462.06 ± 283.92	550.06 ± 240.96	0.377
Theta AP	201.05 ± 68.32	192.89 ± 76.38	0.776
Delta AP	322.14 ± 95.16	272.75 ± 129.85	0.294
Beta RP	0.12 ± 0.04	0.12 ± 0.07	0.912
Alpha RP	0.38 ± 0.17	0.47 ± 0.11	0.086
Theta RP	0.18 ± 0.04	0.17 ± 0.04	0.381
Delta RP	0.32 ± 0.14	0.24 ± 0.10	0.074
TAR	0.61 ± 0.36	0.39 ± 0.16	0.087
DAR	1.33 ± 1.50	0.58 ± 0.37	0.135
DTABR	1.21 ± 0.82	0.74 ± 0.35	0.186

EEG, electroencephalogram; CVOD, cerebral venous outflow disturbance; AP, absolute power; RP, relative power; TAR, theta/alpha AP ratio; DAR, delta/alpha AP ratio; DTABR, (delta+theta)/(alpha+beta) AP ratio.