Table 2.
Group mean values for each parameter of posturography for the control and tinnitus groups (16) matched for sex and age.
| Eyes open | Eyes closed | |
|---|---|---|
| Tinnitus intensity | 1.8 ± 2.2 | 2.4 ± 3.1 |
| Surface | ||
| Tinnitus | 81 ± 66 | 202 ± 176 |
| Controls | 97 ± 98 | 167 ± 123 |
| SDx | ||
| Tinnitus* | 2.1 ± 0.6 | 3.1 ± 1.3 |
| Controls | 1.7 ± 1.1 | 2.4 ± 1.1 |
| SDy | ||
| Tinnitus | 3.9 ± 1.7 | 5.2 ± 2.7 |
| Controls | 3.6 ± 1.2 | 4.8 ± 1.8 |
| Speed variance | ||
| Tinnitus | 22 ± 13 | 61 ± 31 |
| Controls | 28 ± 22 | 81 ± 130 |
| FFTx 0–0.5 Hz | ||
| Tinnitus | 5.8 ± 1.9 | 10.0 ± 5.9 |
| Controls | 4.8 ± 2.4 | 6.5 ± 3.0 |
| 0.5–2 Hz | ||
| Tinnitus* | 3.1 ± 1.3 | 4.9 ± 2.4 |
| Controls | 2.5 ± 1.0 | 3.3 ± 1.4 |
| >2 Hz | ||
| Tinnitus | 1.7 ± 0.4 | 2.5 ± 0.7 |
| Controls | 1.7 ± 0.7 | 2.1 ± 0.9 |
| Total | ||
| Tinnitus* | 10.6 ± 3.3 | 17.4 ± 8.5 |
| Controls | 8.9 ± 3.4 | 11.9 ± 4.6 |
| FFTy 0–0.5 Hz | ||
| Tinnitus | 11.4 ± 6.1 | 17.1 ± 9.4 |
| Controls | 9.2 ± 2.8 | 12.0 ± 3.0 |
| 0.5–2 Hz | ||
| Tinnitus | 4.5 ± 1.4 | 8.0 ± 3.3 |
| Controls | 3.8 ± 1.0 | 6.7 ± 2.7 |
| >2 Hz | ||
| Tinnitus | 2.0 ± 0.5 | 3.4 ± 1.0 |
| Controls | 2.5 ± 1.0 | 3.3 ± 1.0 |
| Total | ||
| Tinnitus | 17.8 ± 7.0 | 28.6 ± 12.1 |
| Controls | 15.6 ± 3.5 | 22.0 ± 3.9 |
| Wavelets PII | ||
| Tinnitus | 0.9 ± 0.4 | 1.6 ± 0.5 |
| Controls | 0.8 ± 0.5 | 1.4 ± 0.5 |
| Wavelets CTx 0–0.5 Hz | ||
| Tinnitus | 2.2 ± 1.7 | 1.6 ± 2.6 |
| Controls | 3.1 ± 2.4 | 1.9 ± 1.6 |
| 0.5–1.5 Hz | ||
| Tinnitus | 0.5 ± 0.4 | 0.8 ± 0.6 |
| Controls | 0.3 ± 0.5 | 0.5 ± 0.6 |
| >1.5 Hz | ||
| Tinnitus | 0 ± 0 | 0 ± 0 |
| Controls | 0 ± 0 | 0 ± 0 |
| Wavelets CTy 0–0.5 Hz | ||
| Tinnitus | 1.2 ± 0.9 | 0.4 ± 0.3 |
| Controls | 1.3 ± 0.5 | 0.6 ± 0.3 |
| 0.5–1.5 Hz | ||
| Tinnitus | 0.6 ± 0.6 | 1.2 ± 0.7 |
| Controls | 0.8 ± 0.6 | 1.2 ± 0.6 |
| >1.5 Hz | ||
| Tinnitus | 0 ± 0 | 0 ± 0 |
| Controls | 0 ± 0 | 0 ± 0 |
| Wavelets Px 0–0.5 Hz | ||
| Tinnitus* | 57.5 ± 5.7 | 64.9 ± 7.9 |
| Controls | 52.8 ± 6.9 | 59.1 ± 7.0 |
| 0.5–1.5 Hz | ||
| Tinnitus* | 47.2± 4.4 | 53.4 ± 6.5 |
| Controls | 43.3 ± 6.0 | 48.0 ± 6.8 |
| >1.5 Hz | ||
| Tinnitus * | 28.8± 5.3 | 35.5 ± 5.7 |
| Controls | 24.7 ± 7.2 | 29.1 ± 7.5 |
| Wavelets Py 0–0.5 Hz | ||
| Tinnitus | 67.6 ± 7.4 | 74.0 ± 7.4 |
| Controls | 64.9 ± 5.3 | 71.4 ± 5.7 |
| 0.5–1.5 Hz | ||
| Tinnitus | 55.6 ± 5.4 | 62.0 ± 6.4 |
| Controls | 53.6 ± 4.4 | 59.5 ± 5.0 |
| >1.5 Hz | ||
| Tinnitus | 36.8 ± 5.7 | 44.8 ± 5.9 |
| Controls | 36.2 ± 5.3 | 42.5 ± 5.7 |
All comparisons between eyes open and eyes closed are statistically significant (p at <0.05). Asterisks indicate the parameters for which significant group effect was observed (p < 0.05); values were higher for the tinnitus group.