Document ID: chunk:federal_register_of_legislation:F2023C00151:reg:4000:p5
Version: federal_register_of_legislation:F2023C00151
Segment Type: reg
Provision Reference: reg 4000 (pt 5/8)
Character Range: 284155–290899

85    90    >=95

Note: the worse ear is the one with the higher value HTL!

APHL may be age adjusted

Table 7.1.4
1000 Hz
Values of percentage of loss of hearing corresponding to given hearing threshold levels in the better and worse ear at 1000 Hz
HTL — Better ear
 HTL — Worse ear                                                                                                                      <=15  20   25   30   35    40    45    50    55    60    65    70    75    80    85    90    >=95
<=15                                                                                                                            0.0
 20                                                                                                                             0.5   0.8
 25                                                                                                                             0.8   1.2   1.8
 30                                                                                                                             1.2   1.7   2.5  3.5
 35                                                                                                                             1.7   2.3   3.1  4.3  5.7
 40                                                                                                                             2.1   2.8   3.7  4.9  6.3   8.0
 45                                                                                                                             2.5   3.3   4.2  5.4  6.9   8.5  10.2
 50                                                                                                                             2.8   3.6   4.7  5.9  7.3   8.8  10.5  12.1
 55                                                                                                                             3.1   3.9   5.0  6.2  7.6   9.1  10.7  12.4  14.0
 60                                                                                                                             3.3   4.2   5.3  6.5  7.9   9.4  11.0  12.6  14.2  15.7
 65                                                                                                                             3.5   4.4   5.5  6.7  8.1   9.6  11.2  12.8  14.4  15.9  17.5
 70                                                                                                                             3.7   4.6   5.7  6.9  8.3   9.8  11.3  12.9  14.6  16.2  17.8  19.4
 75                                                                                                                             3.8   4.7   5.8  7.1  8.5  10.0  11.5  13.1  14.8  16.4  18.1  19.7  21.1
 80                                                                                                                             3.9   4.9   6.0  7.3  8.6  10.1  11.7  13.3  15.0  16.7  18.4  20.0  21.5  22.7
 85                                                                                                                             4.1   5.0   6.2  7.4  8.8  10.3  11.8  13.4  15.1  16.9  18.6  20.3  21.7  23.0  23.9
 90                                                                                                                             4.2   5.2   6.3  7.5  8.9  10.3  11.9  13.5  15.2  17.0  18.7  20.4  21.9  23.2  24.1  24.6
>=95                                                                                                                            4.3   5.3   6.4  7.6  8.9  10.3  11.9  13.5  15.2  17.0  18.7  20.5  22.0  23.3  24.2  24.7  25.0
                                                                                                                                <=15  20    25   30   35   40    45    50    55    60    65    70    75    80    85    90    >=95

Note: the worse ear is the one with the higher value HTL!

APHL may be age adjusted

Table 7.1.5
1500 Hz
Values of percentage of loss of hearing corresponding to given hearing threshold levels in the better and worse ear at 1500 Hz
HTL — Better ear
 HTL — Worse ear                                                                                                                      <=15  20   25   30   35   40   45    50    55    60    65    70    75    80    85    90    >=95
<=15                                                                                                                            0.0
 20                                                                                                                             0.4   0.6
 25                                                                                                                             0.6   1.0   1.4
 30                                                                                                                             1.0   1.4   2.0  2.8
 35                                                                                                                             1.3   1.8   2.5  3.4  4.5
 40                                                                                                                             1.7   2.2   3.0  3.9  5.1  6.4
 45                                                                                                                             2.0   2.6   3.4  4.3  5.5  6.8  8.1
 50                                                                                                                             2.3   2.9   3.7  4.7  5.8  7.1  8.4   9.7
 55                                                                                                                             2.5   3.2   4.0  5.0  6.1  7.3  8.6   9.9  11.2
 60                                                                                                                             2.7   3.4   4.2  5.2  6.3  7.5  8.8  10.0  11.3  12.6
 65                                                                                                                             2.8   3.5   4.4  5.4  6.5  7.7  8.9  10.2  11.5  12.7  14.0
 70                                                                                                                             2.9   3.7   4.5  5.5  6.6  7.8  9.1  10.3  11.6  12.9  14.2  15.5
 75                                                                                                                             3.0   3.8   4.7  5.7  6.8  8.0  9.2  10.5  11.8  13.1  14.5  15.7  16.9
 80                                                                                                                             3.1   3.9   4.8  5.8  6.9  8.1  9.3  10.6  12.0  13.3  14.7  16.0  17.2  18.2
 85                                                                                                                             3.2   4.0   4.9  5.9