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Brazilian Journal of Otorhinolaryngology
Print version ISSN 1808-8694
QUINTINO, Camila Angélica; MONDELLI, Maria Fernanda Capoani Garcia and FERRARI, Déborah Viviane. Directivity and noise reduction in hearing aids: speech perception and benefit. Braz. j. otorhinolaryngol. (Impr.) [online]. 2010, vol.76, n.5, pp. 630-638. ISSN 1808-8694. http://dx.doi.org/10.1590/S1808-86942010000500016.
Hearing aid. AIM: To compare the performance, benefit and satisfaction of users of ITE, CIC and BTE digital hearing aid with noise reduction and omnidirectional and directional microphones. METHOD: 34 users of hearing aid were evaluated by means of speech perception in noise tests and APHAB and IOI self assessment questionnaires. Prospective study. RESULTS: Better results were obtained by users of ITE, CIC and directional hearing aids, however, no statistical significance was found between the groups. CONCLUSION: Directivity improved speech perception in noise and benefit in daily life situations.
Keywords : hearing aid; perception; hearing loss.