TABLE 3.

Sleep spindles features during N2 + N3, and slow waves features during N3 (mean ± SD).

Parameters		HC (n = 21)	BC (n = 32)	P-values
Spindles (N2 + N3)	Frequency (Hz)	13.6 ± 0.6	13.9 ± 0.5	0.025
	Maximum amplitude (μV)	10.0 ± 2.5	9.57 ± 2.7	0.41
	Density (number per epoch)	2.81 ± 0.9	2.79 ± 1.4	0.55
Slow waves (N3)	Peak to peak amplitude (μV)	80.4 ± 17	72.6 ± 20	0.040
	Density (number per epoch)	9.01 ± 3.6	7.95 ± 3.9	0.13

HC, Healthy Controls; BC, breast cancer patients. P-values < 0.05 are in bold. Analyses were realized with Wilcoxon tests.