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Acoustic parameter changes after bariatric surgery

Fakih Cihat Eravci1, Barış Doğu Yildiz2, Kürşat Murat Özcan3

  • 1Department of Otorhinolaryngology, Meram Medical Faculty, Necmettin Erbakan University, Konya, Turkey.

Logopedics, Phoniatrics, Vocology
|July 2, 2021
PubMed
Summary

Bariatric surgery significantly impacts voice acoustics. Weight loss alters vocal tract dimensions, affecting fundamental frequency, jitter, shimmer, and formant frequencies, particularly in patients with reduced Mallampati scores.

Keywords:
Obesityacoustic analysisbariatric surgeryformantvoicevowel

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