Table 4.
AC thresholds (dB nHL) | Current Study | Vander Werff et al. (2009) | t value | p-value |
---|---|---|---|---|
500 Hz | ||||
Mean (SD) | 17.2 (14.0) | 26.8 (8.3) | −3.98 | <0.0001* |
95% CI around mean | 14.2-20.2 | 24.1-29.4 | ||
Median (5th-95th percentile) | 20 (0-40) | 30 (20-40) | 0.0002* | |
2000 Hz | ||||
Mean (SD) | 7.3 (10.4) | 13.8 (6.3) | −4.38 | <0.0001* |
95% CI around mean | 5.2-9.5 | 11.7-15.8 | ||
Median (5th-95th percentile) | 0 (0-30) | 10 (0-20) | <0.0001* | |
4000 Hz | ||||
Mean (SD) | 7.0 (7.7) | 11.7 (6.5) | −3.11 | 0.002* |
95% CI around mean | 5.8-8.2 | 9.2-14.1 | ||
Median (5th-95th percentile) | 10 (0-20) | 10 (0-20) | 0.0007* |
BC thresholds (dB nHL) | Current Study | Vander Werff et al. (2009) | t value | p-value |
---|---|---|---|---|
500 Hz | ||||
Mean (SD) | 14.4 (9.1) | 11.3 (7.9) | 1.79 | 0.08 |
95% CI around mean | 12.1-16.6 | 8.7-13.8 | ||
Median (5th-95th percentile) | 10 (10-30) | 10 (0-30) | 0.15 | |
2000 Hz | ||||
Mean (SD) | 12.9 (6.4) | 17.4 (7.2) | −3.32 | 0.001* |
95% CI around mean | 11.3-14.5 | 15.1-19.8 | ||
Median (5th-95th percentile) | 10 (10-30) | 20 (10-30) | 0.0001* |
Statistically significant