From: Extended high-frequency audiometry in healthy adults with different age groups
Frequency (kHz) | Hearing threshold (dB HL) M (QL, QU) | ||||
---|---|---|---|---|---|
21–30 years | 31–40 years | 41–50 years | 51–60 years | 61–70 years | |
0.25–2 | 10.00 (6.50,10.00) | 7.50 (5.00,11.25) | 10.00 (8.75,15.00) | 13.75 (10.00,22.50)*△▲ | 18.75 (11.25,32.50)*△▲ |
4 | 10.00 (6.50,10.00) | 10.00 (5.00,20.00) | 15.00 (10.00,25.00)* | 25.00 (15.00,50.00)*△▲ | 40.00 (25.00,60.00)*△▲■ |
6 | 10.00 (6.50,10.00) | 15.00 (7.50,35.00)* | 17.50 (15.00,25.00)* | 40.00 (15.00,60.00)*△▲ | 45.00 (35.00,55.00)*△▲ |
8 | 10.00 (6.50,10.00) | 15.00 (5.00,30.00)* | 20.00 (10.00,25.00)* | 40.00 (15.00,60.00)*△▲ | 50.00 (35.00,60.00)*△▲ |
9 | 10.00 (10.00,15.00) | 15.00 (10.00,47.50)* | 27.50 (16.25,40.00)* | 50.00 (28.75,75.00)*△▲ | 60.00 (55.00,70.00)*△▲ |
10 | 10.00 (10.00,15.00) | 30.00 (12.50,45.00)* | 32.50 (20.00,50.00)* | 60.00 (28.75,75.00)*△▲ | 70.00 (60.00,80.00)*△▲■ |
11.5 | 10.00 (10.00,20.00) | 40.00 (17.50,52.50)* | 45.00 (30.00,63.75)* | 62.50 (36.25,80.00)*△▲ | 75.00 (61.25,85.00)*△▲■ |
12.5 | 15.00 (10.00,20.00) | 50.00 (25.00,65.00)* | 55.00 (35.00,75.00)* | 65.00 (51.25,83.75)*△▲ | 75.00 (70.00,85.00)*△▲■ |
14 | 20.00 (10.00,30.00) | 60.00 (46.25,73.75)* | 65.00 (50.00,80.00)* | 70.00 (60.00,75.00)*△▲ | 75.00 (70.00,80.00)*△▲ |
16 | 25.00 (10.00,45.00) | 50.00 (35.00,55.00)* | 55.00 (50.00,60.00)*△ | 55.00 (55.00,60.00)*△ | NA |
18 | 20.00 (10.00,30.00) | NA | NA | NA | NA |
20 | 10.00 (10.00,15.00) | NA | NA | NA | NA |