Voice Disorder: case definition and prevalence in teachers

Abstract

Several studies have shown a high prevalence of voice disorders among teachers. However, it is difficult to establish comparisons among the results found given the great variability among criteria and symptoms used to define the presence of vocal alteration, in addition to the variations in the composition of the populations studied (age, gender, origin, working schedule, profession, among others). This study aims to discuss the need for a standard definition of functional voice disorder and possible implicati…