Table 1.
Demographic data of all subjects.
| LHL | RHL | Control | F/x2/t | P | |
|---|---|---|---|---|---|
| Age (year) | 51.7 ± 9.6 | 53.9 ± 7.6 | 53.6 ± 5.4 | 0.305 | 0.739 |
| Gender (m/f) | 8/7 | 6/8 | 8/12 | ||
| Education level (year) | 12.5 ± 1.7 | 12.1 ± 2.4 | 11.5 ± 3.2 | 0.487 | 0.618 |
| Disease duration (year) | 17.6 ± 17.3 | 14.2 ± 14.9 | – | 0.517 | 0.610 |
| PTA of left ear (dB) | 78.1 ± 17.9 | 21.8 ± 3.2 | 22.2 ± 2.1 | 156.427 | 0.00 |
| PTA of right ear (dB) | 20.4 ± 4.2 | 80.9 ± 17.4 | 21.3 ± 2.2 | 167.796 | 0.00 |
Data are mean ±SD, LHL, left-sided hearing loss; RHL, right-sided hearing loss; PTA, pure tone average; m, male; f, female; F/x2/t means the score calculated by F-test or Pearson's chi-squared test or Student's t-test.