. Author manuscript; available in PMC: 2015 Dec 1.

Published in final edited form as: Psychol Aging. 2014 Sep 22;29(4):907–912. doi: 10.1037/a0037829

Table 2.

Summary of Hierarchical Multiple Regression

Predictor Variables	R²	Change in R²	Final β
Chronological age	.06	.06^*	.09
Hearing acuity (PTA)	.07	.01	−.09
Vocabulary knowledge (Shipley)	.07	.00	.07
Reading suppression (Stroop task)	.09	.02	.07
WMC (complex span task)	.20	.11^**	−.37^**

Note. PTA = pure-tone average; WMC = working memory capacity;

p < .05.

^**

p < .01