. Author manuscript; available in PMC: 2019 Sep 1.

Published in final edited form as: J Am Acad Audiol. 2018 Sep;29(8):764–779. doi: 10.3766/jaaa.17050

Table 4.

Summary of regression analysis for variables predicting speech recognition in noise. F and p values in this table refer to the effect of adding additional variables. F and p values for the overall models are given in the text.

	Variable	β	t	R	R²	ΔR²	F	p
Step 1				.39	.15	.15	4.54	.04
	PTA	.39	2.13					.04
Step 2				.46	.22	.06	1.87	.19
	PTA	.36	1.99					.06
	Ripple	−.25	−1.37					.19

Step 3				.52	.27	.06	1.88	.18
	PTA	.36	2.03					.05
	Ripple	−.24	−1.33					.20
	Dead regions	.24	1.37					.18

Step 4				.52	.27	<.01	.01	.92
	PTA	.37	1.99					.06
	Ripple	−.24	−1.26					.22
	Dead regions	.24	1.32					.20
	Age	.02	.10					.92