The differences of the average valuesof ASSR and pure tone audiometry at 0.5, 1, 2, 4 kHz were 13.86 dB HL,14.63 dB HL,13.06 dB HL,15.28 dB HLrespectively;

• ASSR0.；5kHz、1kHz、2kHz、4kHz测试值均数与纯音听阈均数各频率的差值分别为13