Table 7.
Change in ABR thresholds for 80/s interleaved plateau and interleaved random stimulus designs in decibel (dB) relative to 80/s interleaved ramp
| Probability (%) | ||||||
|---|---|---|---|---|---|---|
| Stim. Design | Species | Freq. (kHz) | Mean | (95 % CI) | < ± 2.5 dB | < ± 5 dB |
| Int. plateau | Gerbil | 2 | −3.4 | (−6.4 to −0.0) | 30 | 83 |
| 2.8 | 0.7 | (−2.7 to 4.2) | 82 | 99 | ||
| 4 | −0.5 | (−3.8 to 3.1) | 83 | 99 | ||
| 5.7 | 0.7 | (−2.8 to 4.0) | 82 | 99 | ||
| 8 | −1.1 | (−4.4 to 2.1) | 78 | 99 | ||
| Mouse | 8 | 1.4 | (−1.1 to 4.0) | 79 | 100 | |
| 11.3 | 1.1 | (−1.6 to 3.7) | 85 | 100 | ||
| 16 | 0.1 | (−2.4 to 2.9) | 94 | 100 | ||
| 22.6 | 0.7 | (−1.7 to 3.5) | 90 | 100 | ||
| 32 | 1.1 | (−1.6 to 3.6) | 85 | 100 | ||
| Int. random | Gerbil | 2 | 2.6 | (−0.5 to 5.9) | 47 | 93 |
| 2.8 | 3.8 | (0.2 to 7.1) | 22 | 75 | ||
| 4 | 2.6 | (−0.7 to 6.1) | 47 | 92 | ||
| 5.7 | 2 | (−1.4 to 5.3) | 61 | 96 | ||
| 8 | 3.8 | (0.5 to 7.4) | 22 | 76 | ||
| Mouse | 8 | 2.9 | (0.4 to 5.6) | 37 | 94 | |
| 11.3 | 4.3 | (1.7 to 6.8) | 8 | 70 | ||
| 16 | 1.9 | (−0.6 to 4.5) | 68 | 99 | ||
| 22.6 | 2.2 | (−0.4 to 4.8) | 59 | 98 | ||
| 32 | 2.9 | (0.5 to 5.7) | 38 | 94 | ||
Negative values indicate the threshold was lower than for 80/s interleaved ramp. Significance is assessed by the posterior probability that the difference in threshold from interleaved ramp is less than ±2.5 or ±5 dB.