Table 1.
Demographic information, tinnitus characteristics, and audiometric assessments of the participants in the real tDCS.
| Patient | Age, y | Sex | Qualitya | Lateralityb | Duration(y) | Hearing loss right/leftc |
|---|---|---|---|---|---|---|
| 1 | 44 | M | R | R | 8 | N/L |
| 2 | 43 | M | P | R>L | 5 | L/N |
| 3 | 48 | M | T | R<L | 12 | M/L |
| 4 | 51 | M | HPW | L | 11 | M/L |
| 5 | 54 | M | R | R | 6 | L/N |
| 6 | 38 | M | R | R=L | 3 | N/L |
| 7 | 57 | M | P | R>L | 7 | M/N |
| 8 | 47 | M | H | R | 7 | N/N |
| 9 | 56 | M | HPW | R | 12 | L/L |
| 10 | 53 | M | B | L | 8 | N/L |
| 11 | 34 | M | R | R | 12 | L/L |
| 12 | 46 | F | HPW | R | 10 | N/L |
| 13 | 42 | F | H | R=L | 5 | N/N |
| 14 | 47 | F | P | L | 11 | P/M |
| 15 | 39 | F | B | L<R | 5 | L/L |
| 16 | 48 | F | H U | R | 8 | M/L |
| 17 | 46 | F | B | L | 10 | N/M |
| 18 | 33 | F | H | R=L | 9 | N/N |
| 19 | 43 | F | P | R | 6 | N/N |
| 20 | 45 | F | R | R | 4 | N/N |
| 21 | 60 | F | R | R>L | 12 | N/M |
| 22 | 50 | F | R | R>L | 7 | L/L |
| 23 | 55 | F | H | R=L | 8 | M/L |
| 24 | 46 | F | B | R | 5 | L/P |
| 25 | 42 | F | R | R | 4 | L/N |
Note: THI, Tinnitus Handicap Inventory.
a
Tinnitus Quality codes: R, ringing; B, buzzing; H, hissing; T, ticking; HPW, high pitch whistling; P, pulsating.
b
Tinnitus side: L, left; R, right, R=L, bilateral with no lateralization; R>L, bilateral lateralizing more to the right side; L>R, bilateral lateralizing more to the left side.
c
Class of hearing loss; N normal hearing threshold (<20 dB), L mild hearing loss (20–40 dB), M moderate hearing loss (41–70 dB), S severe hearing loss (70–90 db), P profound hearing loss (>90 db).