Speech perception with implant

• Good vowel recognition

• Poor consonant recognition

• Can understand speech in quiet environments

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Ito, Takagi, Kawano, Takahashi & Honjo (1995) - greater improvement in speech production occured in postlingual, then in prelingual & children

GENERAL FINDINGS:

Vowel recognition was good

Consonant recognition was inadequate

Most could understand speech without lip-reading in a quiet environment

Hearing ability was reduced in noisy environments or while listening to TV or music

Prelingual adults and children needed a longer rehabilitation period then did postlingual

Cooperation of medical personnel, family, teachers and therapists was essential

Overall, patients reported being satisfied with implants