TABLE 4.

Mean and [95% confidence Intervals] Accuracy (A), Cohen’s kappa (K), Sensitivity (SE), Specificity (SP), Positive Predictive Value (PPV), and Negative Predicted Value (NPV) were obtained by firstly collapsing metrics within and subsequently across participants in the Z3Pulse dataset.

Z3Pulse – Participants
		2-levels			3-levels			4-levels
M O D E L	A	0.8812 [0.8668 0.8955]			0.8035 [0.7871 0.8199]			0.7030 [0.6869 0.7192]
	K	0.5882 [0.5558 0.6206]			0.6110 [0.5818 0.6401]			0.5254 [0.5000 0.5508]
	SE	0.7125 [0.6796 0.7454]	W A K E	SE	0.7125 [0.6796 0.7454]	W A K E	SE	0.7125 [0.6796 0.7454]
W A	SP	0.9240 [0.9113 0.9368]		SP	0.9240 [0.9113 0.9368]		SP	0.9240 [0.9113 0.9368]
K E	PPV	0.6672 [0.6287 0.7057]		PPV	0.6672 [0.6287 0.7057]		PPV	0.6672 [0.6287 0.7057]
	NPV	0.9314 [0.9160 0.9468]		NPV	0.9314 [0.9160 0.9468]		NPV	0.9314 [0.9160 0.9468]
S L E E P	SE	0.9240 [0.9113 0.9368]	R E M	SE	0.6163 [0.5710 0.6617]	R E M	SE	0.6163 [0.5710 0.6617]
	SP	0.7125 [0.6796 0.7454]		SP	0.9606 [0.9536 0.9676]		SP	0.9606 [0.9536 0.9676]
	PPV	0.9314 [0.9160 0.9468]		PPV	0.7765 [0.7419 0.8111]		PPV	0.7765 [0.7419 0.8111]
	NPV	0.6671 [0.6287 0.7057]		NPV	0.9177 [0.9075 0.9278]		NPV	0.9177 [0.9075 0.9278]
S L E E P			N R E M	SE	0.8917 [0.8771 0.9063]	L I G H T	SE	0.8009 [0.7824 0.8194]
				SP	0.7264 [0.7007 0.7521]		SP	0.6728 [0.6490 0.6965]
				PPV	0.8505 [0.8332 0.8678]		PPV	0.7203 [0.7002 0.7403]
				NPV	0.7956 [0.7742 0.8170]		NPV	0.7665 [0.7474 0.7855]
S L E E P						D E E P	SE	0.4755 [0.4214 0.5297]
							SP	0.9544 [0.9451 0.9638]
							PPV	0.6102 [0.5544 0.6659]
							NPV	0.9254 [0.9143 0.9365]

Results are reported separately for the 2-, 3- and 4-levels models.