Methods: 96 ears of normal hearing people and 76 ears of mild, moderate and moderately severe sensorineural deafness people were tested by pure tone audiometry and ASSR respectively.

• 方法：正常人(48例、96耳)及轻度、中度和中重度感音神经性聋患者(52例、76耳)分别进行纯音测听和ASSR测试。