Table 3.

Characteristics of the datasets.

Property		Original	MASS CS1 SS3
Participants	Number	49	60
	Ave. age ± S.D.	$24.0\pm 3.6$	$41.7\pm 18.8$
	Male%	59.0	46.7
	# of SAS patients	4	0
	(Apnea Hypopnea Index $\ge 15$)
Measurements	Filter (EEG)	Band-pass 0.3–35 Hz	Band-pass 0.3–100 Hz
		Notch 50 Hz	Notch 60 Hz
	Filter (EOG)	Band-pass 0.3–35 Hz	Band-pass 0.1–100 Hz
		Notch 50 Hz	Notch 60 Hz
	Filter (EMG)	Band-pass 10–100 Hz	Band-pass 10–100 Hz
		Notch 50 Hz	Notch 60 Hz
Contents	# of epochs	53,630	57,643
	Stage W%	19.8	10.8
	Stage REM%	13.6	17.8
	Stage N1%	9.7	8.2
	Stage N2%	42.8	50.1
	Stage N3%	14.0	13.1
Variables	Total sleep time (min)	$451.6\pm 54.1$	$456.3\pm 57.8$
	Efficiency (%)	80.7	89.7