Table 1. Clinical and Demographic Characteristics.
| Measure | Tinnitus patients (n = 19) | Controls (n = 19) | Statistics |
|---|---|---|---|
| Age in years (SD) | 47.89 (12.61) | 50.74 (10.39) | t < 1 |
| Sex | 37% female | 47% female | χ2 < 1 |
| Education level | 47% A-level | 53% A-level | χ2 < 1 |
| Weight in kg (SD) | 79.53 (15.54) | 79.42 (12.85) | t < 1 |
| Units of caffeinated beverages consumed per week (SD) | 16.37 (10.18) | 18.58 (13.23) | t < 1 |
| Cigarettes consumed per week (SD) (n = 3 smokers per group) | 19.53 (46.64) | 4.18 (12.16) | t < 2 |
| Units of alcohol consumed per week (SD) | 2.38 (3.55) | 3.40 (3.58) | t < 1 |
| MDI score (SD) | 7.74 (6.58) | 3.79 (2.74) | t(24.06) = 2.41, p = 0.024, d = 0.78 |
| PSQ-20 score (SD) | 39.56 (19.48) | 20.09 (9.93) | t(26.77) = 3.88, p = 0.001, d = 1.26 |
| NEO-FFI: N score (SD) | 1.71 (0.72) | 0.94 (0.60) | t(36) = 3.56, p = 0.001, d = 1.16 |
| NEO-FFI: E score (SD) | 2.18 (0.51) | 2.46 (0.51) | t < 2 |
| NEO-FFI: O score (SD) | 2.39 (0.49) | 2.34 (0.61) | t < 1 |
| NEO-FFI: A score (SD) | 2.57 (0.41) | 2.82 (0.59) | t < 2 |
| NEO-FFI: C score (SD) | 3.00 (0.53) | 2.92 (0.58) | t < 1 |
| MWT-B score (SD)* | 28.68 (3.32) | 32.42 (2.80) | t(36) = 3.76, p = 0.001, d = 1.22 |
| TQ score (SD) | 22.11 (12.44) |
*MWT-B score added to the analyses as a covariate did not change our results.