Table 3 Comparison between the two studied groups according to suppression value in DPOAE amplitudes (dB SPL)
From: Otoacoustic emissions and contralateral suppression in tinnitus sufferers with normal hearing
Suppression value | Cases (n = 15) Ears = 30 | Control (n = 15) Ears = 30 | U | p |
|---|---|---|---|---|
818(f1) 1001(f2) | ||||
Min.–max. | 0.10 to 14.70 | 2.0 to 12.0 | 424.50 | 0.706 |
Mean ± SD. | 5.84 ± 4.39 | 5.96 ± 2.68 | ||
Median | 6.10 | 5.10 | ||
1038(f1) 1257(f2) | ||||
Min.–max. | 0.10 to 21.50 | 1.40 to 13.0 | 375.50 | 0.271 |
Mean ± SD. | 5.70 ± 5.17 | 6.10 ± 3.59 | ||
Median | 4.05 | 4.90 | ||
1306(f1) 1587(f2) | ||||
Min.–max. | 0.50 to 16.20 | 1.80 to 19.10 | 297.00* | 0.024* |
Mean ± SD. | 4.71 ± 3.69 | 6.68 ± 4.05 | ||
Median | 3.35 | 6.0 | ||
1636(f1) 2002(f2) | ||||
Min.–max. | 0.0 to 20.40 | 1.60 to 16.80 | 404.00 | 0.496 |
Mean ± SD. | 6.60 ± 5.17 | 7.02 ± 4.18 | ||
Median | 6.80 | 5.70 | ||
2063(f1) 2515(f2) | ||||
Min.–max. | 0.20 to 21.60 | 1.20 to 19.60 | 429.50 | 0.762 |
Mean ± SD. | 8.60 ± 5.56 | 9.11 ± 5.46 | ||
Median | 8.05 | 9.05 | ||
2600(f1) 3174(f2) | ||||
Min.–max. | 0.20 to 17.60 | 1.90 to 18.0 | 353.50 | 0.154 |
Mean ± SD. | 7.13 ± 5.03 | 8.62 ± 4.31 | ||
Median | 6.90 | 8.05 | ||
3284(f1) 4004(f2) | ||||
Min.–max. | 0.30 to 23.20 | 1.20 to 20.0 | 337.50 | 0.096 |
Mean ± SD. | 6.22 ± 5.72 | 7.77 ± 4.71 | ||
Median | 5.35 | 7.35 | ||
4126(f1) 5042(f2) | ||||
Min.–max. | 0.0 to 10.60 | − 8.1 to 17.90 | 342.0 | 0.110 |
Mean ± SD. | 2.60 ± 2.95 | 3.07 ± 4.68 | ||
Median | 1.50 | 3.30 | ||
5200(f1) 6348(f2) | ||||
Min.–max. | 0.10 to 7.60 | 1.0 to 20.80 | 260.50* | 0.005* |
Mean ± SD. | 3.08 ± 2.07 | 6.06 ± 4.38 | ||
Median | 2.95 | 4.60 |