Total of ears Total of ears Correction factors for thresholds according to PTA* (mdB) Correction factors for thresholds according to PTA* (mdB) Correction factors for thresholds according to PTA* (mdB) Correction factors for thresholds according to PTA* (mdB)
500 Hz 1000 HZ 2000 Hz 4000 Hz
s TB -14 -12 -10 -10
NB -9 -8 -7 -6
p p 0.0001 0.0001 0.0001 0.0001