A randomized, controlled, single-blind trial for tailor-made notched music training versus tinnitus retraining therapy in the treatment of chronic subjective tinnitus

INTERVENTION: Group 1:tailor‐made notched music training;Group 2:tinnitus retraining therapy; CONDITION: tinntus PRIMARY OUTCOME: Tinnitus Handicap Inventory;Electroencephalogram; SECONDARY OUTCOME: Tinnitus Visual Analogue Scale;Hospital anxiety and depression scale; INCLUSION CRITERIA: (1) They seek medical treatment with tinnitus as the first or only chief complaint; (2) The frequency of tinnitus is between 500‐8500Hz; (3) The hearing threshold is within 70dB; (4) Age is between 18 and 70 years old. Gender is not limited; (5) They all sign the informed consent.