Comparative analysis of voice in adult women and men before and after the continuous speech test

• Grant number: 19/12191-1
• Support Opportunities: Scholarships in Brazil - Scientific Initiation
• Start date: November 01, 2019
• End date: December 31, 2020
• Field of knowledge: Health Sciences - Speech Therapy
• Principal Investigator: Lílian Neto Aguiar Ricz
• Grantee: Gabriela Gomes Prado de Almeida
• Host Institution: Faculdade de Medicina de Ribeirão Preto (FMRP). Universidade de São Paulo (USP). Ribeirão Preto , SP, Brazil

Abstract

Prolonged use of voice for youth and adults may cause to vocal fatigue, perhaps for a senior voice, can bring advantage because of conditioning of laryngeal musculature to be activated by the continuous use of phonation. It is believed that vocal fatigue is a negative vocal adaptation resulting from prolonged use of the voice. However, its mechanism is unknown, and the symptoms are listed in the specialized literature. OBJECTIVE: Comparative analysis of voice before and after the continuous speech test and vocal resistance in adult women and men. METHODS: The study will count with 100 participants of both sexes, aged between 21 and 45 years, adults, without a history of dysphonia and vocal and laryngeal alterations, and do not use professional voice. It will be applied a test for the knowledge of vocal quality before and after of the speech test, questionnaire of voice impact on the quality of life, voice recording and self-evaluation of auditory perception, tactile and kinesthetic hearing of the voice. Data collection will be performed at the Hospital das Clínicas e Laboratório de Investigação de Voz e Fala do Departamento de Oftalmologia, Otorrinolaringologia e Cirurgia de Cabeça e Pescoço da Faculdade de Medicina de Ribeirão Preto. The speech test lasts 60 minutes. The test room will be monitored by a digital thermometer wich measures temperature and relative humidity of the air, and noise for not to have interference in the results. (AU)