Glottal Function Index: Adaptation, Validity, and Reliability of the Turkish Version.

Unlabelled: The aim of this study is to adapt the Glottal Function Index (GFI) into Turkish and to evaluate its validity and reliability.

Method: The scale was initially translated into Turkish by two Speech and Language Pathologists (SLP) and one ear, nose, and throat specialist, and then independently translated back into English by two different SLPs. The translations were compared by an expert proficient in both English and Turkish.

Vocal Fatigue and Its Relationship with Vocal Hygiene and Work-Related Factors in Professional and Nonprofessional Voice Users: A Multiple Linear Regression Model Study.

Objectives: To investigate vocal fatigue severity between professional voice users (PVUs) and nonprofessional voice users (NPVUs), and across different levels of voice users. Also to examine the relationship between vocal hygiene and work-related factors with vocal fatigue.

Methods: This is a cross-sectional descriptive study.

Vocal Tract Discomfort Scale: Adaptation, Validity, and Reliability of the Turkish Version.

Background: Currently, there is no Turkish assessment tool available for the evaluation of vocal tract discomfort. The objective of this study is to cross-cultural adaptation of the Vocal Tract Discomfort Scale (VTDS) to Turkish and assess its validity and reliability.

Method: The study was conducted with a total of 214 participants, consisting of 121 individuals with voice disorders and 93 individuals without voice disorders.