Different clinical parameters inform epicardial fat thickness in pre- and post-menopausal women with obstructive sleep apnea

Table 3 The linear relationships of epicardial fat thickness and other factors

	Pre/early peri-menopausal (n = 23)			Post/late peri-menopausal (n = 59)
	r	P	95% Confidence interval	r	P	95% Confidence interval
Age	0.092	0.675	(− 0.327,0.483)	0.210	0.111	(− 0.051, 0.456)
BMI	0.323	0.133	(− 0.069,0.647)	0.312	0.016	(0.025, 0.581)
Waist circumference	0.363	0.089	(− 0.097,0.699)	0.200	0.129	(− 0.068, 0.440)
Apnea hypopnea index	0.760	< 0.001	(0.451,0.904)	0.627	< 0.001	(0.429,0.766)
Mean SaO₂	− 0.524	0.010	(− 0.802, − 0.136)	− 0.345	0.007	(-0.545,-0.101)
Lowest SaO₂	− 0.541	0.008	(− 0.819, − 0.110)	− 0.489	< 0.001	(− 0.676, − 0.276)
T90	0.562	0.005	(0.211, 0.764)	0.510	< 0.001	(0.278, 0.697)
ODI	0.620	0.002	(0.200, 0.830)	0.599	< 0.001	(0.392, 0.756)
Total cholesterol	0.499	0.015	(0.123, 0.793)	0.130	0.325	(− 0.141,0.367)
Triglyceride	0.211	0.335	(− 0.250,0.628)	0.214	0.103	(− 0.075, 0.495)
Low-density lipoprotein	0.113	0.609	(− 0.352,0.534)	0.153	0.248	(− 0.133, 0.411)
High-density lipoprotein	− 0.149	0.499	(− 0.523,0.237)	− 0.081	0.543	(− 0.344, 0.205)
Glucose	0.692	< 0.001	(0.358, 0.882)	0.312	0.016	(0.075, 0.507)
Estradiol	− 0.050	0.821	(− 0.462,0.415)	− 0.126	0.340	(− 0.359, 0.122)
Follicle-stimulating hormone	0.187	0.393	(− 0.236,0.602)	0.164	0.216	(-0.122,0.421)

Bolded numbers indicate linear relationships of statistical significance (P < 0.05)
BMI: Body mass index; Mean SaO₂: mean oxygen saturation; Lowest SaO₂: lowest oxygen saturation; T90: percentage of oxygen saturation less than 90%; ODI: oxygen desaturation index

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