Table 1.
Demographic and clinical aspects of the tinnitus group
| Subject # | Age, yr | Gender | Affected ear | Tinnitus strength, MTI | Hearing loss at the tinnitus frequency, dB | Tinnitus frequency, Hz | Duration, yr |
|---|---|---|---|---|---|---|---|
| 2 | 31 | M | Left | 1.0 | 15 | 4,200 | 6 |
| 3 | 38 | M | Right | 5.3 | 10 | 4,000 | 2 |
| 5 | 32 | M | Both | 4.3 | 10 | 5,900 | 3 |
| 6 | 35 | M | Both | 4.0 | 14 | 6,000 | 1 |
| 7 | 18 | F | Right | 3.3 | 13 | 4,000 | 1 |
| 11 | 36 | F | Right | 2.0 | 6 | 4,200 | 6 |
| 13 | 31 | F | Both | 4.6 | 10 | 6,000 | 2 |
| 15 | 29 | M | Right | 3.6 | 25 | 3,000 | 7 |
| 17 | 32 | M | Both | 4.6 | 20 | 4,000 | 5 |
| 18 | 20 | M | Left | 4.3 | 15 | 3,700 | 1 |
| Mean | 32.4 | 3.7 | 4,500 | 3.4 |
Tinnitus strength was assessed by the tinnitus severity scale of the MTI, which is composed of three items referring to the severity of the sounds at the present time, during the previous week, and the amount of suffering related to the sounds on a seven-point scale ranging from 0 = none to 6 = extreme.