. 2023 Apr 30;18(3):146–151. doi: 10.1016/j.joto.2023.04.001

Table 3.

Comparison of the tests applied with the hearing aids as regards the hearing loss degrees.

Tests applied with the Hearing loss degree hearing aids		Number	Mean ± SD	Min.	Max.	P
SMRT Score (RPO)	Mild	18	4.94 ± 1.32	2.73	6.60
	Moderate	26	5.05 ± 1.43	3.16	7.56
	Moderately severe	24	4.67 ± 1.27	2.83	7.33
	Total	68	4.89 ± 1.32	2.73	7.56	.771^a
Composite RGDT Threshold (ms)	Mild	18	18.7 ± 8.2	5	40
	Moderate	26	19 ± 10.9	2	40
	Moderately severe	24	18.1 ± 8.3	2	40
	Total	68	18.6 ± 9.4	2	40	.949^b
SRT in TMT (SNR-dB)	Mild	18	−1.6 ± 1.9	−4.1	2.5
	Moderate	26	−0.9 ± 1.6	−5.1	2
	Moderately severe	24	0.8 ± 3.1	−3.4	6.1
	Total	68	−0.4 ± 2.4	−5.1	6.1	.054^b
SI in TMT (%)	Mild	18	70.2 ± 8	60	85
	Moderate	26	69.5 ± 10.4	51	91
	Moderately severe	24	58.7 ± 16.9	30	77
	Total	68	65.9 ± 13.4	30	91	.068^a
SRT in noise (SNR-dB) within the scope of TMT applied with hearing aids
Group Comparison	Mild	18	−1.6 ± 1.9	−4.1	2.5	.070^c
Group Comparison	Moderate	26	−0.9 ± 1.6	−5.1	2	.070^c

Group Comparison	Mild	18	−1.6 ± 1.9	−4.1	2.5	.045∗^c
Group Comparison	Moderately severe	24	0.8 ± 3.1	−3.4	6.1	.045∗^c

Group Comparison	Moderate	26	−0.9 ± 1.6	−5.1	2	.165^c
Group Comparison	Moderately severe	24	0.8 ± 3.1	−3.4	6.1	.165^c

∗p < 0.05. Min: Minimum; Max: Maximum; SD: Standard deviation; ms: Millisecond; RPO: Ripples per octave; SMRT: Spectral-temporally modulated ripple test; RGDT: Random gap detection test; TMT: Turkish matrix test; SI: Speech intelligibility; SNR: Signal-to-noise ratio; SRT: Speech reception threshold; a: ANOVA, b: Kruskal-Wallis Test, c: Mann-Whitney U Test.