Abstract
A statistical study was made on 741 hard-of-hearing adults who visited the rehabilitation center from 1981 to 1987.
The details of the study included age distribution, nature of hearing disorder, period of hearing aiduse, type of hearing aid used and, in future, the correlation between hearing level and discrimination score.
Some problems about the delivery of hearing aids in accordance with the Welfare Law and the necessity for otologists to have more interest in this field are discussed.
