Supplementary Table 2. Comparison pre and post-intervention involving hearing aids use. Supplementary Table 2. Comparison pre and post-intervention involving hearing aids use. Supplementary Table 2. Comparison pre and post-intervention involving hearing aids use. Supplementary Table 2. Comparison pre and post-intervention involving hearing aids use. Supplementary Table 2. Comparison pre and post-intervention involving hearing aids use. Supplementary Table 2. Comparison pre and post-intervention involving hearing aids use. Supplementary Table 2. Comparison pre and post-intervention involving hearing aids use. Supplementary Table 2. Comparison pre and post-intervention involving hearing aids use. Supplementary Table 2. Comparison pre and post-intervention involving hearing aids use. Supplementary Table 2. Comparison pre and post-intervention involving hearing aids use. Supplementary Table 2. Comparison pre and post-intervention involving hearing aids use. Supplementary Table 2. Comparison pre and post-intervention involving hearing aids use. Supplementary Table 2. Comparison pre and post-intervention involving hearing aids use. Supplementary Table 2. Comparison pre and post-intervention involving hearing aids use. Supplementary Table 2. Comparison pre and post-intervention involving hearing aids use.
Advanced (n = 8) Basic (n = 6) Placebo (n = 8) (n = 8) (n = 8) p-value p-value (95% CI) (95% CI) (95% CI)
NEUPSILIN
Reverse counting, s (SD)** Before 32 (11.90) 41 (16.38) 30 (10.27) 0.006 0.006 0.006 (2.2; 11.63) (2.2; 11.63) c
After 20 (7.11) 31 (7.28) 31 (11.35)
Digit sequence repetition, right answers (SD)* Before 2 (0.99) 3 (2.99) 2 (1.39) 0.039 0.039 0.039 (-1.9; -0.05) (-1.9; -0.05) c
After 3 (0.35) 4 (1.26) 3 (0.76)
Working memory, right answers (SD)* Before 5 (1.06) 6 (2.17) 5 (2.70) 0.198 0.198 0.198 (-1.3; 0.28) (-1.3; 0.28) c
After 6 (1.19) 7 (0.75) 5 (1.51)
Auditory digit span, right answers (SD)* Before 21 (1.30) 20 (3.35) 19 (1.67) 0.568 0.568 0.568 (-0.9; 1.67) (-0.9; 1.67) c
After 21 (2.33) 19 (1.10) 19 (2.53)
Short-term memory, right answers (SD)* Before 4 (0.76) 3 (1.60) 3 (0.92) 0.284 0.284 0.284 (-0.9; 0.28) (-0.9; 0.28) c
After 4 (1.07) 4 (0.55) 4 (0.76)
Long-term memory, right answers (SD)* Before 2 (1.41) 1 (0.89) 1 (1.25) 0.036 0.036 0.036 (-1.2; -0.05) (-1.2; -0.05) c
After 2 (0.64) 2 (0.82) 2 (1.06)
Recognition, right answers (SD)* Before 10 (1.28) 8 (2.71) 10 (1.07) 0.008 0.008 0.008 (-2.6; -0.45) (-2.6; -0.45) c
After 11 (2.20) 12 (4.03) 10 (1.93)
Long-term memory, right answers (SD)* Before 4 (0.46) 5 (0.84) 5 (0.74) 0.358 0.358 0.358 (-0.6; 0.22) (-0.6; 0.22) c
After 4 (0.35) 5 (0.52) 5 (0.74)
Visual memory, right answers (SD)* Before 2 (0.74) 2 (0.82) 2 (0.99) 0.008 0.008 0.008 (-0.9; -0.15) (-0.9; -0.15) c
After 3 (0.00) 3 (0.52) 3 (0.74)
Evoked potential, ms (SD)
55 dB
P1 /m/ Before 69 (9.77) 76 (3.19) 70 (8.81) 0.569 0.569 0.569 (-5.7; 10.03) (-5.7; 10.03) c
After 62 (17.60) 74 (12.14) 73 (10.72)
N1 /m/ Before 107 (11.86) 119 (11.73) 105 (14.41) 0.591 0.591 0.591 (-8.7; 5.11) (-8.7; 5.11) c
After 103 (7.58) 119 (9.51) 113 (10.41)
P1 /t/ Before 59 (17.15) 53 (15.21) 57 (12.60) 0.64 0.64 0.64 (-5.4; 8.56) (-5.4; 8.56) c
After 49 (3.85) 51 (6.08) 64 (14.77)
N1 /t/ Before 101 (11.26) 89 (9.24) 93 (9.56) 0.409 0.409 0.409 (-4.8; 11.35) (-4.8; 11.35) c
After 83 (4.10) 88 (4.09) 103 (11.57)
P1 /g/ Before 59 (13.89) 57 (15.78) 62 (11.53) 0.194 0.194 0.194 (-2.4; 10.90) (-2.4; 10.90) c
After 51 (4.52) 52 (4.13) 62 (17.42)
N1 /g/ Before 102 (8.38) 100 (6.02) 101 (8.23) 0.016 0.016 0.016 (2.1; 18.59) (2.1; 18.59) c
After 85 (5.68) 85 (18.37) 101 (24.63)
65 dB
P1 /m/ Before 65 (8.74) 62 (12.64) 64 (13.72) 0.55 0.55 0.55 (-4.1; 7.44) (-4.1; 7.44) c
After 63 (9.75) 61 (12.28) 63 (9.96)
N1 /m/ Before 111 (12.78) 107 (13.31) 105 (12.32) 0.869 0.869 0.869 (-5.7; 6.73) (-5.7; 6.73) c
After 111 (10.88) 104 (4.50) 106 (12.30)
P1 /t/ Before 54 (10.83) 44 (5.39) 56 (14.53) 0.229 0.229 0.229 (-2.4; 9.62) (-2.4; 9.62) c
After 47 (2.20) 43 (1.47) 54 (9.65)
N1 /t/ Before 89 (11.17) 91 (14.01) 90 (10.80) 0.582 0.582 0.582 (-3.8; 6.65) (-3.8; 6.65) c
After 88 (6.85) 87 (4.27) 90 (6.04)
P1 /g/ Before 56 (9.08) 53 (14.35) 65 (13.83) 0.48 0.48 0.48 (-4.6; 9.37) (-4.6; 9.37) c
After 53 (7.43) 53 (5.32) 62 (12.32)
N1 /g/ Before 96 (11.27) 97 (17.50) 101 (10.95) 0.103 0.103 0.103 (-1.0; 9.69) (-1.0; 9.69) c
After 91 (9.87) 92 (7.04) 98 (9.16)
75 dB
P1 /m/ Before 54 (7.63) 58 (11.29) 52 (8.96) 0.418 0.418 0.418 (-7.0; 3.03) (-7.0; 3.03) c
After 56 (7.13) 59 (7.52) 55 (10.57)
N1 /m/ Before 102 (4.56) 103 (9.24) 102 (10.21) 0.11 0.11 0.11 (-0.9; 8.17) (-0.9; 8.17) c
After 92 (2.12) 105 (2.10) 105 (5.90)
P1 /t/ Before 48 (4.17) 49 (3.78) 50 (4.93) 0.639 0.639 0.639 (-5.4; 3.37) (-5.4; 3.37) c
After 49 (5.99) 49 (7.28) 51 (10.11)
N1 /t/ Before 91 (11.13) 90 (13.21) 83 (3.80) 0.568 0.568 0.568 (-3.6; 6.45) (-3.6; 6.45) c
After 84 (5.44) 92 (5.85) 85 (5.58)
P1 /g/ Before 50 (6.62) 56 (10.78) 50 (5.95) 0.266 0.266 0.266 (-5.4; 1.56) (-5.4; 1.56) c
After 52 (6.02) 59 (5.05) 52 (6.31)
N1 /g/ Before 86 (7.23) 90 (18.71) 85 (5.95) 0.747 0.747 0.747 (-6.0; 4.38) (-6.0; 4.38) c
After 87 (5.31) 91 (6.18) 86 (6.29)
c Wilcoxon test (pre and post-intervention). *The higher the score, the better the result it. ** The higher the score, the worse the result it. Abbreviations: ms, milliseconds; SD, standard-deviation, CI, confidence interval; s, seconds. c Wilcoxon test (pre and post-intervention). *The higher the score, the better the result it. ** The higher the score, the worse the result it. Abbreviations: ms, milliseconds; SD, standard-deviation, CI, confidence interval; s, seconds. c Wilcoxon test (pre and post-intervention). *The higher the score, the better the result it. ** The higher the score, the worse the result it. Abbreviations: ms, milliseconds; SD, standard-deviation, CI, confidence interval; s, seconds. c Wilcoxon test (pre and post-intervention). *The higher the score, the better the result it. ** The higher the score, the worse the result it. Abbreviations: ms, milliseconds; SD, standard-deviation, CI, confidence interval; s, seconds. c Wilcoxon test (pre and post-intervention). *The higher the score, the better the result it. ** The higher the score, the worse the result it. Abbreviations: ms, milliseconds; SD, standard-deviation, CI, confidence interval; s, seconds. c Wilcoxon test (pre and post-intervention). *The higher the score, the better the result it. ** The higher the score, the worse the result it. Abbreviations: ms, milliseconds; SD, standard-deviation, CI, confidence interval; s, seconds. c Wilcoxon test (pre and post-intervention). *The higher the score, the better the result it. ** The higher the score, the worse the result it. Abbreviations: ms, milliseconds; SD, standard-deviation, CI, confidence interval; s, seconds. c Wilcoxon test (pre and post-intervention). *The higher the score, the better the result it. ** The higher the score, the worse the result it. Abbreviations: ms, milliseconds; SD, standard-deviation, CI, confidence interval; s, seconds. c Wilcoxon test (pre and post-intervention). *The higher the score, the better the result it. ** The higher the score, the worse the result it. Abbreviations: ms, milliseconds; SD, standard-deviation, CI, confidence interval; s, seconds. c Wilcoxon test (pre and post-intervention). *The higher the score, the better the result it. ** The higher the score, the worse the result it. Abbreviations: ms, milliseconds; SD, standard-deviation, CI, confidence interval; s, seconds. c Wilcoxon test (pre and post-intervention). *The higher the score, the better the result it. ** The higher the score, the worse the result it. Abbreviations: ms, milliseconds; SD, standard-deviation, CI, confidence interval; s, seconds. c Wilcoxon test (pre and post-intervention). *The higher the score, the better the result it. ** The higher the score, the worse the result it. Abbreviations: ms, milliseconds; SD, standard-deviation, CI, confidence interval; s, seconds. c Wilcoxon test (pre and post-intervention). *The higher the score, the better the result it. ** The higher the score, the worse the result it. Abbreviations: ms, milliseconds; SD, standard-deviation, CI, confidence interval; s, seconds. c Wilcoxon test (pre and post-intervention). *The higher the score, the better the result it. ** The higher the score, the worse the result it. Abbreviations: ms, milliseconds; SD, standard-deviation, CI, confidence interval; s, seconds. c Wilcoxon test (pre and post-intervention). *The higher the score, the better the result it. ** The higher the score, the worse the result it. Abbreviations: ms, milliseconds; SD, standard-deviation, CI, confidence interval; s, seconds. c Wilcoxon test (pre and post-intervention). *The higher the score, the better the result it. ** The higher the score, the worse the result it. Abbreviations: ms, milliseconds; SD, standard-deviation, CI, confidence interval; s, seconds. c Wilcoxon test (pre and post-intervention). *The higher the score, the better the result it. ** The higher the score, the worse the result it. Abbreviations: ms, milliseconds; SD, standard-deviation, CI, confidence interval; s, seconds. c Wilcoxon test (pre and post-intervention). *The higher the score, the better the result it. ** The higher the score, the worse the result it. Abbreviations: ms, milliseconds; SD, standard-deviation, CI, confidence interval; s, seconds. c Wilcoxon test (pre and post-intervention). *The higher the score, the better the result it. ** The higher the score, the worse the result it. Abbreviations: ms, milliseconds; SD, standard-deviation, CI, confidence interval; s, seconds.