wichita.edu
…be unable to hear speech and other sounds loudly enough and/or understand speech even when it is loud enough. Determining the prevalence of hearing loss depends on the type and degree of loss, the area of abnormality in the auditory system (i.e. middle ear, inner ear, brain), noise exposure, and age. Employment opportunities exist in public and private…
https://www.wichita.edu/academics/health_professions/csd/career/profession.php