Table 2.

Coefficients of correlations (Pearson's r) between age, average pure tone thresholds across the four frequencies 0.5, 1, 2, and 4 kHz (PTA₄) and cognitive test scores.

	PTA4	Reading span	Letter memory	Simon	TRT	Delayed recall of reading span	Simon congruent trials
Age	0.51*	−0.12	−0.11	−0.28	0.34	−0.19	0.35
PTA4		−0.11	−0.18	−0.29	0.23	−0.27	−0.03
Reading span			0.51*	−0.27	0.02	0.44*	−0.03
Letter memory				0.21	−0.36	0.36	−0.12
Simon					−0.40	−0.23	−0.05
TRT						−0.07	0.37
Delayed recall of reading span							−0.19

^*Correlation is significant at the 0.05 level (two-tailed).