Results The good relationships in threshold can be found between 40 Hertz Auditory Event-related Potential (40 Hz AERP ) and Auditory steady-state responses(ASSR) of 40Hz in these subjects from 0.5-2 kHz (r=0.862).

• 比较组间DPOAEs阳性率,比较纯音听阈、40HzAERP、ABR及ASSR对听阈评估的作用。