Patient's baseline characteristics
| Total (n=38) | Ginkgo biloba then clonazepam (n=19) | Clonazepam then Ginkgo biloba (n=19) | p Value | |
| Men, number (%)* | 27 (71.1) | 15 (78.9) | 12 (63.2) | NS |
| Age (years)†, mean±SD | 58.2±12.0 | 58.2±13.7 | 58.1±10.4 | NS |
| Duration of tinnitus (months)‡, median (range) | 48 (2–480) | 48 (2–480) | 48 (3–480) | NS |
| Bilateral tinnitus*, number (%) | 14 (36.8) | 9 (47.4) | 5 (26.3) | NS |
| Positive somatic modulation test*, number (%) | 19 (50) | 11 (57.9) | 8 (42.1) | NS |
| Tinnitus pitch (kHz)‡, median (range) | 8 (0.25–8.0) | 8.0 (0.25–8.0) | 8.0 (2.0–8.0) | NS |
| Tinnitus loudness (dB SL)‡, median (range) | 5.0 (1.0–15.0) | 5.0 (1.0–15.0) | 5.0 (1.0–10.0) | NS |
| Tinnitus loudness (VAS)‡, median (range) | 5.0 (1.0–8.0) | 5.0 (1.0–8.0) | 5.0 (1.0–8.0) | NS |
| Tinnitus duration per day (%, VAS)‡, median (range) | 100 (30–100) | 100 (30–100) | 100 (50–100) | NS |
| Annoyance (VAS)‡, median (range) | 7.0 (0–10.0) | 6.0 (1.0–10.0) | 7.0 (0–10.0) | NS |
| Total THI, median (range)‡ | 24.0 (0–90) | 32.0 (0–90.0) | 24.0 (0–62.0) | NS |