Table 6.

Multiple Regression Analysis for WASO Misperception

	B	β	p value	95% CI
Intercept	−297.658		0.072
Age	1.0029	0.189	0.298	−0.174~0.283
AHI	−0.311	−0.081	0.634	−0.425~0.262
BDI	2.392	0.341	0.049	0.001~0.682
DZP	3.227	0.189	0.235	−0.128~0.506
N1%	1.787	0.468	0.293	−0.422~1.357
N2%	3.442	0.731	0.114	−0.185~1.647

Notes: Adjusted R² = 0.229; F (6,33) =2.928 p = 0.021.

Abbreviation: AHI, apnea-hypopnea index; BDI, Beck Depression Inventory; DZP, diazepam.