Eval Tool
GRBAS Auditory Perceptual Evaluation of Voice
Print Resource
— US Letter — 2 pages
AdultSLPVoice
The GRBAS is a non-standardized, commonly used auditory perceptual scale used by a speech-language pathologist (SLP) to evaluate the healthiness of a person’s voice. This resource provides information on the five characteristics and ratings for consistent communication and understanding between SLPs.