Table 2.

Performances of reported sleep stage scoring and sleep parameter estimation

	SL	TST	WASO	N1	N2	N3	REM	SE	3CS	4CS	AHI	References
1ch. EEG			85.01	22.01	85.01	86.01	95.01	96.0	92.1	84.9		[11], [12]1
Actigraphy		0.84						86.0, 95.21				[19], [25]1
Radar			69.0	61.0	87.0	97.0	82.0	82.0				[27]
IR video								92.0				[28]
Respiration							89.0	89.23	72.21	70.92	0.943	[34], [35]1, [36]2, [26]3
ECG	0.81	0.75	0.78	98.54	62.04	90.01	87.02	91.2			92.53	[45], [47]1, [48]2, [50]3, [49]4
PPG								91.5	72.9	59.3	0.811	[55], [57]1
BCG						92.5		96.51				[59], [61]1
ECG & respiration									80.0	69.0		[62]
PAT						80.0	89.01			66.02	0.893	[64]1, [65], [66]2, [69]3
Short term ECG								0.94			0.991	[46], [53]1

Numbers higher than 1.0 represent accuracies (%) and lower than 1.0 represent reported correlation coefficients

SL sleep latency, TST total sleep time, WASO wake after sleep onset, SE sleep efficiency, 3CS 3-class scoring, 4CS 4-class scoring, AHI apnea–hypopnea index