Table 3.

Between sleep-stage differences in subsystem connectivity tested by linear mixed models on the Fisher z-transformed correlation coefficients (df₁ = 3)

Subsystems	F	df2	p	Post hoc (p < 0.05)
Neocortical connections
Association–Association	9.15	86.0	<0.001**	S1/S2 > S0 > SW
Association–Primary	11.16	85.7	<0.001**	S1/S2 > S0 > SW
Primary–Primary	7.69	85.2	<0.001**	S1/S2 > S0/SW
Neocortical/(para)limbic connections
Association–Paralimbic	11.82	85.2	<0.001**	S1/S2 > S0/SW
Association–Limbic	2.42	85.6	0.072
Limbic–Primary	4.94	83.4	0.003**	S1 > S2 > SW, S0 > SW
Paralimbic–Primary	15.06	85.7	<0.001**	S1/S2 > S0/SW
Limbic/paralimbic connections
Limbic–Limbic	0.61	84.7	0.611
Limbic–Paralimbic	1.95	85.7	0.127
Paralimbic–Paralimbic	6.76	84.5	<0.001**	S1/2 > S0/W
Connections including the subcortical subsystem
Association–Subcortical	2.76	88.0	0.047*	(S0 > S2/W)
Limbic–Subcortical	0.30	86.1	0.826
Paralimbic–Subcortical	1.35	88.0	0.263
Primary–Subcortical	1.33	82.6	0.272
Subcortical–Subcortical	0.79	84.4	0.505

*Significant at nominal α of 0.05;

**significant at Bonferroni-adapted α of 0.05/15 = 0.0033.