蜗神经发育不良先天性耳聋儿童人工耳蜗植入干预的听觉及言语能力长效评估研究
杨璐, 黄美萍, 周嵌, 李进, 李蕴, 黄治物

Study on long-term performance evaluation of auditory and speech ability in cochlear implant in congenital deaf children with cochlear nerve deficiency after cochlear implantation
YANG Lu, HUANG Meiping, ZHOU Qian, LI Jin, LI Yun, HUANG Zhiwu
表2 2组受试者各频率助听平均听阈值（dB HL）
Tab 2 Average hearing threshold of the two groups （dB HL）
FrequencyCND group (n=20)Control group (n=20)P value
Left ear
0.5 kHz46.25±14.0029.00±4.180.018
1 kHz45.41±11.3728.00±2.730.005
2 kHz42.08±10.1025.00±3.540.002
4 kHz38.75±7.4224.00±8.210.002
Right ear
0.5 kHz44.17±5.9733.61±6.370.000
1 kHz44.17±7.9332.78±5.200.000
2 kHz42.08±6.8929.44±7.840.000
4 kHz41.67±7.1827.50±6.700.000