Include 4k Hz in PTA
Right Ear (O)
Left Ear (X)
Assessment Summary
PTA (Right)
20 dB
PTA (Left)
20 dB
Normal Hearing
Hearing Impairment %
0.0%
Binaural Hearing Handicap based on ISO/AAO Standard.
R: 0%
L: 0%
Calculation Methodology
PTA (Pure Tone Average)
Mean of thresholds at 500Hz, 1kHz, and 2kHz.
Monaural Impairment
% Loss = (PTA - 25) × 1.5
Calculated per ear (Floor: 0%, Ceiling: 100%)Binaural Handicap
% = [(Better Ear % × 5) + Worse Ear %] / 6
Weighted index for total hearing disability.