TABLE 1.
Demographic and Clinical Data of 20 Patients with persistent Idiopathic Tinnitus and 22 Healthy Controls.
| Demographic | Tinnitus (n = 20) | Control (n = 22) | P-value |
| Age, years | 39.7 (±12.53) | 43.7 (±10.47) | 0.437 |
| gender | 8 males | 10 males | 0.509 |
| Tinnitus Handicap Inventory | 50.5 (±24.34) | NA | NA |
| Duration, months | ≥6 months & ≤48 months | NA | NA |
| Type# | 13: 3: 3: 1 | NA | NA |
| Tinnitus pitch | 250 ∼ 8,000 Hz | NA | NA |
| Laterality | 5 right, 6 left, 9 bilateral | NA | NA |
| Normal hearing | All | All | NA |
NA, not applicable. #1 single high-pitched sound vs. 1 single low-pitched sound vs. 2 high pitched sounds vs. 2 low pitched sounds.