Figure 4.
Click-evoked wave I amplitude as a function of 1-year L Aeq8760 noise exposure scores in women is shown, for responses measured using earlobe electrode placement. Click level was 70 dB nHL (A), 80 dB nHL (B), 90 dB nHL (C), or 99 dB nHL (D). A 4,000 Hz tone-evoked wave I amplitude as a function of 1-year L Aeq8760 noise exposure scores in women is also shown, with responses measured using earlobe electrode placement (E) or Tiptrode electrode placement (F). Abbreviation: nHL, normal hearing level.