Table 4.

Results of the hierarchical regression model.

Variable		b	SE	β	Adjusted R2	ΔR2
Step 1					0.08	0.10**
	δp1000	26.07	10.02	0.26**
	Filter condition	17.46	8.33	0.22*
Step 2					0.07	0.00*
	δp1000	24.79	10.10	0.26*
	Filter condition	17.44	8.37	0.22*
	δp1000 by filter condition	−8.02	20.19	−0.04

δ_p1000, coefficient of sound perception preference above 1000 Hz.

^*p ≤ 0.05,

^**p ≤ 0.01.