Number (n) | Frequency (%) | |
BIAT classification |
|
|
Normal hearing: ≤20 dB (A) | 7 | 12.28 |
Mild deafness: [21 - 40] dB (A) | 36 | 63.16 |
Moderate deafness: [41 - 70] dB (A) | 14 | 24.56 |
Classification according to intervention threshold |
|
|
No intervention: <25 dB (A) | 18 | 31.58 |
Action on the environment: [25 – 35[ dB (A) | 22 | 38.60 |
Worker withdrawal: ≥35 dB (A) | 17 | 29.82 |