Table 6.

Multiple regression predictors of MFSI-sf total scores

	R	R 2	Adjusted R 2	Variables	β	P value
Step 1a	0.497	0.247	0.222	Age	0.191	0.106
				BMI	0.525	<0.001
Step 2b	0.724	0.524	0.501	Age	0.265	0.007
				BMI	0.355	0.001
				CESD	0.565	<0.001
Step 3c	0.725	0.525	0.485	Age	0.258	0.011
				BMI	0.386	0.003
				CESD	0.565	<0.001
				AHI	−0.047	0.693
				ODI	−0.008	0.933
Step 4d	0.730	0.532	0.475	Age	0.264	0.014
				BMI	0.379
				CESD	0.603	0.005
				AHI	0.050	<0.001
				ODI	0.018	0.805
				% Stage 1 Sleep	−0.085	0.856
				Total Arousals	−0.138	0.556

^a F(2,62) = 10.152, p < 0.001, R ² change 0.247

^b F(3,61) = 22.376, p < 0.001, R ² change 0.277

^c F(5,59) = 13.053, p < 0.001, R ² change 0.001

^d F(7,57) = 9.264, p < 0.001, R ² change 0.007