Effect of BMI on voice quality and different acoustic parameters

Document Type : Original Article

Authors

1 Department of Phoniatrics, Faculty of Medicine, Tanta University, Tanta

2 Ain Shams University, Cairo

3 Clinical Nutrition Consultant and Researcher of Human Genetics National Research Centre, Egypt

4 national research centre

Abstract

Introduction: Obesity is a global worldwide health issue that is affecting various aspects of the general wellbeing in Egypt it affects around 40% of its population. It influences voice quality and production and could affect an individual communicative ability by its impact on ones voice and profession.
The aim of this work: Is to compare the voice qualities in terms of perception and various acoustic aspects between obese, over weight and normal patients.
Patients and Methods: 60 patients were divided into three groups according to their Body Mass Index (BMI), were voice recorded and assessed using GRBAS scale of auditory perception analysis and analyzed their acoustic parameters.
Results: Found that a higher BMI affects voice quality in terms of breathiness and alters acoustic parameters in terms of FF, jitter and shimmer.
Conclusion: Obesity can result in poorer voice production and quality.

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