Table 1 Results hearing levels
| Â | Â | Â | ADHD (n = 9) | Control (n = 14) | Â | Â | Â | ||
|---|---|---|---|---|---|---|---|---|---|
Side tested | Test | Frequency (Hz) | Mean | SD | Mean | SD | t/Z- value | df | p |
| Â | t-test | 500 | 4.67 | 5.05 | 3.50 | 4.15 | 0.605 | 21 | 0.552 |
Right | t-test | 1000 | 1.56 | 4.98 | 0.21 | 3.93 | 0.721 | 21 | 0.479 |
| Â | t-test | 2000 | -0.89 | 4.83 | -0.79 | 4.92 | -0.049 | 21 | 0.961 |
| Â | t-test | 4000 | 0.33 | 5.36 | -0.93 | 6.81 | 0.469 | 21 | 0.644 |
| Â | t-test | 500 | 3.00 | 7.45 | 3.36 | 5.42 | -0.133 | 21 | 0.895 |
Left | MWU | 1000 | -1.33 | 8.02 | -0.86 | 6.77 | -0.031 | 21 | 0.975 |
| Â | MWU | 2000 | -2.67 | 5.55 | 0.07 | 8.40 | -0.661 | 21 | 0.508 |
| Â | MWU | 4000 | -2.00 | 6.08 | -0.43 | 9.49 | -0.504 | 21 | 0.614 |