Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Degree of hearing loss based on PTA value
| Degree of hearing loss (PTA) | Number of subjects | Percentage (%) | Mean PTA level |
|---|---|---|---|
| Normal (≤ 25 dB) | 5 | 8 | 16.67 |
| Mild (26–40 dB) | 18 | 30 | 33.56 |
| Moderate (41–60 dB) | 20 | 33 | 51.12 |
| Severe (61–80 dB) | 10 | 17 | 73.57 |
| Profound (≥ 81 dB) | 7 | 12 | 85.78 |
| Total | 60 | 100 | 44.08 |
