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Timing of outcome measurements
| T0 | T1 | T2 | ||
|---|---|---|---|---|
| Primary outcome measurements | TFI | x | x | x |
| Secondary outcome measurements | VAS | x | x | x |
| HQ | x | x | x | |
| DS14 | x | |||
| PGIC | x | |||
| Tone audiometry | x | x | ||
| Psychoacoustic measurements | x | x | ||
| ERP | x | x |
DS14 14-item questionnaire assessing for type D-personality, HQ Hyperacusis Questionnaire, ERP Event-related Potential, PGIC Patient Global Impression of Change, TFI Tinnitus Functional Index, VAS Visual Analogue Scale
