Retrospective Study
Copyright ©The Author(s) 2020.
World J Clin Cases. Sep 26, 2020; 8(18): 4051-4058
Published online Sep 26, 2020. doi: 10.12998/wjcc.v8.i18.4051
Table 1 Siegel’s criteria[7]
Treatment efficiencyFinal PTAs/dBMean hearing gains/dB
CR< 25/
PR25-45> 15
SR> 45≥ 15
NR> 75≤ 15