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Methods of analysis speech rate: a pilot study.

Luanna Maria Oliveira Costa1, Vanessa de Oliveira Martins-Reis1, Letícia Côrrea Celeste2

  • 1Faculdade de Medicina, Universidade Federal de Minas Gerais, Belo Horizonte, MG, Brazil.

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Summary
This summary is machine-generated.

This study evaluated speech rate in fluent Brazilian Portuguese adults using various measures. Age did not significantly impact speech rate, though syllable-based measures showed significant differences.

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Area of Science:

  • Speech-language pathology
  • Linguistics
  • Acoustic phonetics

Background:

  • Speech rate is a key component of fluency.
  • Standardized measures are crucial for accurate speech rate assessment.
  • Understanding variations in speech rate across different measures is important for clinical evaluation.

Purpose of the Study:

  • To describe the performance of fluent adults in different measures of speech rate.
  • To investigate the impact of age on speech rate measures.
  • To compare various speech rate metrics in Brazilian Portuguese speakers.

Main Methods:

  • 24 fluent Brazilian Portuguese adults (18-59 years) participated.
  • Speech samples were collected using the Speech Fluency Assessment Protocol.
  • Measures included words/syllables per minute, phonemes per second, and articulation rates with/without disfluencies.

Main Results:

  • Significant differences were found between syllable-based speech rate measures.
  • Multiple comparisons indicated all three syllable measures were distinct.
  • No significant effect of age was observed on any of the studied speech rate measures.

Conclusions:

  • Temporal acoustic measures like phonemes per second and articulation rates offer a complementary approach to speech rate evaluation.
  • These advanced measures can provide a more comprehensive understanding of speech dynamics.
  • Findings support the use of diverse metrics for a thorough speech rate assessment.