Observational Study
Copyright ©The Author(s) 2021.
World J Clin Cases. Dec 26, 2021; 9(36): 11311-11319
Published online Dec 26, 2021. doi: 10.12998/wjcc.v9.i36.11311
Table 4 Comparison of the average hearing threshold at affected frequencies pre- and post-treatment with healthy ears
Group
Mean hearing threshold at affected frequencies (dB HL)
Z
P value
Pre-treatment37.19 ± 9.49-2.8040.005
Healthy ears19.69 ± 7.95
Post-treatment21.66 ± 9.14-0.3700.712