Table 2.
Post-operative AC, BC gain (dB) and ABG improvement (dB) in each frequency
| 250 Hz | 500 Hz | 1,000 Hz | 2,000 Hz | 3,000 Hz | 4,000 Hz | ||
|---|---|---|---|---|---|---|---|
| Causse loop piston | AC gain (dB) |
19.2a | 21.8 | 19.6 | 15.5 | 11.6 | 9.6 |
| Soft-clip | 15.9 | 17.6 | 18.3 | 14.3 | 13.3 | 14.3 | |
| P-value | 0.274 | 0.155 | 0.669 | 0.663 | 0.543 | 0.144 | |
| Causse loop piston | BC gain (dB) |
-0.1 | -0.7 | 0.4 | 4.0 | -0.3 | -2.5 |
| Soft-clip | 4.1 | 3.0 | 3.0 | 4.1 | 2.8 | -0.2 | |
| P-value | 0.000 | 0.006 | 0.111 | 0.960 | 0.109 | 0.240 | |
| Causse loop piston | ABG improvement (dB) |
19.3 | 22.5 | 19.2 | 11.5 | 11.9 | 12.1 |
| Soft-clip | 11.7 | 14.6 | 15.2 | 10.2 | 10.4 | 14.6 | |
| P-value | 0.007 | 0.001 | 0.104 | 0.528 | 0.457 | 0.356 |
a
Values are Means, AC: Air Conduction, BC: Bone Conduction, ABG: Air-Bone Gap