Table 2.

Sensitivity and PPV of Z-PLUS as compared with the PSG Consensus for Wake, Light Sleep, Deep Sleep, and REM

	Wake	Light Sleep	Deep Sleep	REM
Sensitivity	0.91	0.84	0.74	0.72
PPV	0.84	0.85	0.78	0.73

Abbreviations: PPV, positive predictive value; PSG, polysomnography; REM, Rapid Eye Movement.