Table 1.

The demographic and audiological variables of subjects included in the analyses.

Demographics	Overall	Normal hearing (≤ 25 dB)	Hearing loss (> 25 dB)	P value
No.%	72	47(65.3%)	25(34.7%)	N/A
Pure-tone average, mean ± SD	20.1 ± 8.5	15.8 ± 4.3	34.2 ± 5.7	0.007**
Word recognition score, mean ± SD	97.9 ± 4.8	98.7 ± 3.1	94.8 ± 8.7	0.014*
Age, year, mean ± SD	67.1 ± 2.9	66.7 ± 2.5	68.0 ± 2.4	0.17
Women, no. (%)	45(62.5%)	32(71.1%)	13(28.9%)	0.046*
Hearing aid use, no. (%)	2(2.8%)	0(0%)	2(2.8%)	0.043*
Education, year, mean ± SD	10.2 ± 2.8	10.8 ± 2.3	9.1 ± 2.5	0.27
Global tau SUVR, mean ± SD	1.62 ± 1.4	1.61 ± 1.2	1.63 ± 1.3	0.053
Global β-amyloid SUVR, mean ± SD	1.24 ± 0.17	1.21 ± 0.15	1.29 ± 0.12	0.047*

For continuous variables, t tests were indicated, and for categorical variables, χ2 tests or fisher exact were used.

SD standard deviation, N/A not applicable, SUVR standardized uptake value ratio.

*Significant, P < 0.05.