Novel Insights into the Predictors of Obstructive Sleep Apnea Syndrome in Patients with Chronic Coronary Syndrome: Development of a Predicting Model

Table 2

Parameters from the sleep monitoring study in CCS patients according to the presence of OSAS.

	CCS patients with no or mild OSA ()	CCS patients with moderate to severe OSA ()
Obstructive respiratory disturbance index	6.00 (3.80, 8.30)	19.80 (13.20, 31.80)	17.231	<0.001
Time ratio of SpO2<85% (min)	1.00 (0.00, 9.00)	10.00 (2.00, 30.18)	8.988	<0.001
Average blood oxygen saturation			8.380	<0.001
Lowest blood oxygen saturation			10.535	<0.001
Lowest heart rate during sleep (beats/min)			3.260	0.001
Highest heart rate during sleep (beats/min)			1.181	0.238
Mean heart rate (beats/min)			3.599	<0.001