Table 4. Pearson correlation coefficients between morning mood and HRV parameters from the same session (n = 123 recordings).

	RRmean	SDRR	LF_HF	Lfnu	Hfnu
Mood	0.497*	−0.367*	−0.331*	−0.420*	0.420*

Note:

^*Significant correlation at 0.001 (bilateral).