TABLE 1.

Statistical significance of vagal activity differences over time.

Repeated measures ANOVA [time (4)]† logRSArr [ms]			Mean	SD	Post hoc (LSD)	F	P significance	${\mathrm{\eta }}_{\text{p}}^2$
Time (vagal activity; log RSArr)	Sleep	Pre-operative	1,152	0,175	Pre- vs. Peri-operative (p = 0.004∗∗)	4,124	0.025∗	0,216
		Peri-operative	1,021	0,172
		Rehabilitation	1,106	0,233
		Long-term recovery	1,119	0,271
		Overall	1,099	0,195	Square time effect	12,739	0.003∗∗	0,459
	Wake	Pre-operative	0,887	0,182		2,189	0.102	0,127
		Peri-operative	0,808	0,183	Peri- vs. Long-term recovery (p = 020∗)
		Rehabilitation	0,841	0,244
		Long-term recovery	0,882	0,203
		Overall	0,854	0,185	Square time effect	7,475	0.015∗∗	0,333
	Mean-24 h	Pre-operative	0,980	0,155	Pre- vs. Peri-operative (p = 0.028∗)	3,243	0.046∗	0,178
		Peri-operative	0,885	0,170
		Rehabilitation	0,935	0,225	Peri- vs. Long-term recovery (p = 010∗)
		Long-term recovery	0,967	0,212
		Overall	0,942	0,175	Square time effect	17,095	0.001∗∗	0,533

^†N = 16 (13.75% replaced missing values). Marked levels of significance: ^∗p < 0.05 and ^∗∗p < 0.01.