Table 2.

Total amounts (minutes, mean ± SEM) of slow-wave sleep (SWS), rapid eye movement sleep (REMS), and wakefulness for 6, 9, 12, and 24 h after SoD sessions with two, four, or eight defeats.

		SoD (2 times) n = 8	SoD (4 times) n = 8	SoD (8 times) n = 7
SWS (min)
6 h	Baseline	95.8 ± 8.9	97.2 ± 6.1	106.1 ± 14.5
	After session	153.9 ± 6.7***	152.4 ± 5.0***	154.9 ± 5.4**
9 h	Baseline	179.5 ± 11.4	166.8 ± 6.3	187.8 ± 17.9
	After session	249.6 ± 8.7**	258.0 ± 5.8***	255.2 ± 8.9**
12 h	Baseline	243.0 ± 12.6	221.5 ± 9.5	247.2 ± 18.3
	After session	317.8 ± 10.8**	315.3 ± 11.5***	325.1 ± 12.7***
24 h	Baseline	655.0 ± 14.9	638.8 ± 12.3	663.6 ± 16.5
	After session	712.3 ± 13.0**	725.3 ± 16.7***	735.5 ± 14.3**
REMS (min)
6 h	Baseline	4.0 ± 0.9	4.6 ± 1.0	7.3 ± 1.3
	After session	4.5 ± 1.3	4.3 ± 1.2	2.4 ± 0.8*
9 h	Baseline	10.7 ± 2.0	8.6 ± 1.7	16.0 ± 2.8
	After session	13.5 ± 3.0	16.0 ± 1.6*	12.0 ± 1.8
12 h	Baseline	14.3 ± 2.5	10.7 ± 1.8	21.1 ± 2.5
	After session	18.8 ± 3.6	20.9 ± 1.5**	16.9 ± 2.0
24 h	Baseline	70.9 ± 1.6	72.3 ± 3.8	77.3 ± 2.6
	After session	73.6 ± 3.9	79.9 ± 2.6	69.8 ± 3.7
Wakefulness (min)
6 h	Baseline	260.1 ± 9.3	258.3 ± 6.8	246.7 ± 15.4
	After session	201.5 ± 7.8***	203.3 ± 5.4***	202.7 ± 4.8*
9 h	Baseline	349.9 ± 12.0	364.6 ± 7.2	336.3 ± 20.0
	After session	276.9 ± 11.4**	265.9 ± 6.4***	272.7 ± 8.2**
12 h	Baseline	462.7 ± 14.0	487.8 ± 10.6	451.7 ± 20.1
	After session	383.4 ± 13.7**	383.9 ±12.0***	378.0 ± 11.7**
24 h	Baseline	714.1 ± 14.9	728.9 ± 13.7	699.0 ± 17.2
	After session	654.1 ± 16.1**	634.9 ± 18.0**	634.7 ± 11.3**

^∗P < 0.05, ^∗∗P < 0.01, and ^∗∗∗P < 0.001 compared with baseline, assessed by paired two-tailed Student’s t-test.