Vowel contrast and speech intelligibility in dysarthria.

  title={Vowel contrast and speech intelligibility in dysarthria.},
  author={Heejin Kim and Mark Hasegawa-Johnson and Adrienne Perlman},
  journal={Folia phoniatrica et logopaedica : official organ of the International Association of Logopedics and Phoniatrics},
  volume={63 4},
BACKGROUND/AIMS This study examined the spectral characteristics of American English vowels in dysarthria associated with cerebral palsy (CP), and investigated the relationship between a speaker's overall speech intelligibility and vowel contrast. METHODS The data were collected from 12 American English native speakers (9 speakers with a diagnosis of CP and 3 controls). Primary measures were F(1) and F(2) frequencies of 3 corner vowels /i, a, u/ and 3 noncorner vowels /I, 3, */. Six acoustic… CONTINUE READING

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