Auditory neurophysiology reveals central nervous system dysfunction in HIV-infected individuals

To test the hypothesis that human immunodeficiency virus (HIV) affects auditory-neurophysiological functions.A convenience sample of 68 HIV+ and 59 HIV- normal-hearing adults was selected from a study set in Dar es Salaam, Tanzania. The speech-evoked frequency-following response (FFR), an objective measure of auditory function, was collected. Outcome measures were FFRs to the fundamental frequency (F0) and to harmonics corresponding to the first...