Table 3.

Relationships between the clinical features and sleep apnea measures

	AHI	CAI	4%ODI	SD SpO₂	T90%	AUT90%	4%AOD	4%POD	Age	Sex	BMI	LVEF	IHD	DM
CAI	0.88^§
4%ODI	0.75^§	0.63^§
SD SpO₂	0.48^§	0.45^§	0.59^§
T90%	0.42^§	0.37^§	0.50^§	0.89
AUT90%	0.41^§	0.36^§	0.46^§	0.88^§	0.97^§
4%AOD	0.45^§	0.38^§	0.67^§	0.88^§	0.86^§	0.84^§
4%POD	0.47^§	0.35^§	0.64^§	0.71^§	0.77^§	0.70^§	0.82^§
Age	0.10	0.08	0.17	0.20^*	0.22^*	0.22^*	0.16	0.17
Sex	0.24^*	0.14	0.15	0.14	0.07	0.06	0.10	0.11	−0.02
BMI	0.20^*	0.26^†	0.10	0.11	0.17	0.12	0.09	0.10	−0.21^*	0.04
LVEF	0.05	0.08	−0.05	−0.01	0.10	0.09	−0.04	−0.05	0.21^*	−0.30^†	0.16
IHD	0.08	0.14	0.14	0.13	0.13	0.08	0.12	0.15	0.22^*	0.14	0.22^*	−0.08
DM	0.06	0.09	0.08	0.12	0.13	0.13	0.06	0.06	0.15	0.05	0.23^*	−0.06	0.41^§
CKD	0.21^*	0.23^*	0.18	0.12	0.06	0.06	0.07	0.04	0.17	0.09	0.01	−0.03	0.33^†	0.03

Data represent the Spearman’s rank correlation coefficients. DM: diabetes mellitus, IHD: ischemic heart disease, CKD: chronic kidney disease.

The abbreviations are as in Tables 1 and 2.

P<0.05,

^†

P<0.01,

^§

P<0.001.