Table 2.
Individual and mean gap detection thresholds (ms) for broadband noise (BBN) and narrowband noise (NBN) at 60 dB SPL.
| Subject | Condition | BBN (60 dB SPL) | 10–20 kHz NBN (60 dB SPL) | 16–20 kHz NBN (60 dB SPL) | 15–17 kHz NBN (60 dB SPL) |
|---|---|---|---|---|---|
| Green 1 | Baseline | 2.1 ms | 2.05 ms | 4.4 ms | 3.4 ms |
| Saline | 1.8 ms | 2.5 ms | 4.3 ms | NA | |
| Salicylate | 2.0 ms | 2.9 ms | 3.7 ms | 3.4 ms | |
| Green 3 | Baseline | 1.8 ms | 2.5 ms | 3.95 ms | 3.5 ms |
| Saline | 1.9 ms | 2.7 ms | 4.5 ms | 3.9 ms | |
| Salicylate | NA | 2.6 ms | 3.7 ms | 3.9 ms | |
| Purple 2 | Baseline | 1.5 ms | 3.05 ms | 3.5 ms | 3.55 ms |
| Saline | 1.7 ms | 2.1 ms | 4.6 ms | 3.8 ms | |
| Salicylate | 1.6 ms | 5.9 ms | 6.5 ms | 7.0 ms | |
| Purple 3 | Baseline | 1.75 ms | 4.1 ms | 4.6 ms | 4.8 ms |
| Saline | 1.93 ms | 3.3 ms | 4.7 ms | 5.1 ms | |
| Salicylate | 1.74 ms | 3.5 ms | 4.2 ms | 5.1 ms | |
| Mean | Baseline | 1.72 ms | 2.93 ms | 4.11 ms | 3.81 ms |
| Saline | 1.93 ms | 2.65 ms | 4.53 ms | 4.27 ms | |
| Salicylate | 1.74 ms | 3.73 ms | 4.53 ms | 4.85 ms |
NA, data not available.