Table 3.

Multiple linear regression analysis between AF and fatness.

Group	Male			Female
Variable	AF			AF
	β	R 2	p-Value	β	R 2	p-Value
<4 h	0.52	0.06	0.002	0.68	0.04	<0.001
4–6 h	0.28	0.06	0.03	0.52	0.09	0.13
6–7 h	0.58	0.05	0.36	−0.28	0.04	0.35
7–8 h	0.34	0.10	0.12	0.61	0.19	0.23
>8 h	0.37	0.30	0.39	0.60	0.14	0.06

AF = atrial fibrillation, p < 0.001.