Table 1

The Mean hearing loss in decibels for each frequency tested

Sound Frequency (Hz)
Mean loss male n = 11 (dB)
Mean loss female n = 15 (dB)

250
6
12
500
5
17
1000
3
10
2000
2
5
4000
5
7
8000
9
8

Upile et al. BMC Ear, Nose and Throat Disorders 2007 7:4   doi:10.1186/1472-6815-7-4