3.2.2 Audiogram configuration
The audiograms of the affected ears of all 10 patients when diagnosed
with SSNHL were depicted in Figure 1a. For the 7 forms of audiogram
configurations, 2 ears (20%) were classified as U-shape, 3 (30%) as
high-frequency descending, 2 (20%) as flat, 1 (10%) as dip, 1 (10%)
as profound and 1 (10%) as other.