Table 1.
Mean difference and standard deviation of the difference with corresponding confidence intervals at P=.05 of hearing thresholds and calibration coefficients between series 1 and 3 calculated jointly for 8 frequencies (N=25).
| Method | Difference (dB), mean (95% CI) |
Difference (dB), SD (95% CI) |
|
| Hearing threshold |
|
|
|
|
|
Right ear | –0.38 (–1.13, 0.38) | 5.40 (4.92, 5.99) |
|
|
Left ear | 0.13 (–0.62, 0.87) | 5.34 (4.86, 5.92) |
|
|
Both ears | –0.13 (–0.65, 0.40) | 5.37 (5.02, 5.77) |
|
|
Bilateral | –0.35 (–1.04, 0.34) | 4.92 (4.48, 5.46) |
| Calibration coefficient |
|
|
|
|
|
Modulated signal | –0.09 (–0.78, 0.61) | 4.97 (4.53, 5.51) |
|
|
Dual tone (5 dB) | 1.05 (0.00, 2.11) | 7.54 (6.87, 8.37) |
|
|
Dual tone (2 dB) | 1.20 (0.06, 2.35) | 8.18 (7.45, 9.07) |
|
|
Ascending (5-dB step) | –0.15 (–1.00, 0.70) | 6.05 (5.51, 6.71) |
|
|
Ascending (2-dB step) | –0.10 (–0.80, 0.60) | 5.00 (4.55, 5.54) |
|
|
Bekesy (continual) | 0.88 (0.19, 1.57) | 4.92 (4.48, 5.46) |
|
|
Bekesy (modulated) | 0.63 (0.09, 1.17) | 3.87 (3.52, 4.29) |