A Pilot Study of Detecting Individual Sleep Apnea Events Using Noncontact Radar Technology, Pulse Oximetry, and Machine Learning

Table 2

Concordance of sleep apnea severity between HSAT and Somnofy+SpO₂.

Severity according to HSAT	Severity according to Somnofy+SpO2
	Control	Mild	Moderate	Severe
Control	4	0	0	0
Mild	0	6	0	0
Moderate	0	0	2	0
Severe	0	0	0	2

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