Table 6.

Interactions between sleep duration on non-free days and chronotype predicting emotion regulation.

	Negative Emotion Regulation (“reframe”)						Positive Emotion Regulation (“enhance”)
	SRA		HF-HRV		PEP		SRA		HF-HRV		PEP
	β	sig	β	sig	β	sig	β	sig	β	sig	β	sig
Chronotype × Sleep Duration Non-Free	−0.272	0.126	0.367	0.039	0.215	0.240	−0.062	0.729	−0.023	0.899	−0.134	0.472
Adjusted for Age and Depressive Symptoms	−0.280	0.128	0.369	0.050	0.171	0.371	−0.077	0.676	0.015	0.938	−0.063	0.742

SRA = self-reported affect; HF-HRV = high frequency heart rate variability; PEP = pre-ejection period; significant results are in bold.