Table 4.

Quantitative EEG power by frequency band and by gender at 08.00 h (Time 0).

Frequency band		Geometric mean power (µV²)	Geometric mean power ± 1 s.d. (µV²)	CV (%)	Minimum (µV²)	Maximum (µV²)
δ Eyes open	male	128.37	90.33, 182.43	36.26	70.30	203.48
	female	140.16	89.43, 219.67	47.3	66.73	290.99
δ Eyes closed	male	148.37	111.29, 197.81	29.36	83.73	192.25
	female	149.10	107.56, 206.7	33.55	85.33	234.55
θ Eyes open	male	33.61	22.43, 50.36	42.15	18.49	57.76
	female	35.11	24.78, 49.73	35.91	20.83	55.51
θ Eyes closed	male	46.35	26.73, 80.36	59.47	19.87	103.27
	female	52.88	39.69, 70.47	29.3	36.17	102.27
α1 Eyes open	male	66.57	30.47, 145.43	91.74	23.41	195.17
	female	55.74	29.2, 106.41	72.04	33.06	214.21
α1 Eyes closed	male	172.94	94.77, 315.59	66.03	55.24	310.03
	female	165.97	75.99, 362.48	91.7	46.52	684.7
α2 Eyes open	male	37.96	14.36, 100.31	125.34	13.30	259.64
	female	73.36	44.17, 121.84	54.18	38.71	169.97
α2 Eyes closed	male	103.25	41.72, 255.53	112.84	37.56	365.68
	female	221.70	115.02, 427.29	73.35	96.05	741.78
β1 Eyes open	male	32.14	20.04, 51.53	49.98	19.71	89.31
	female	37.91	26.15, 54.96	38.46	19.27	81.56
β1 Eyes closed	male	37.7	26.09, 54.48	38.09	21.69	75.45
	female	52.80	33.75, 82.6	47.1	28.13	148.86
β2 Eyes open	male	42.96	26.61, 69.37	50.80	20.32	109.78
	female	61.99	33.75, 113.88	66.89	22.89	152.33
β2 Eyes closed	male	41.17	29.65, 57.15	33.71	24.17	82.57
	female	61.81	38.85, 98.35	49.06	30.21	159.72