Psychoacoustic Evaluation

Psychoacoustic evaluation is to examine voice disorder patient objectively.

1) GRBAS scale
Scale hoarsness, roughness, breathy voice, asthenic voice, strained voice from 0 to 4 (0,1,2,3,4)

2) Cons ensus Auditory Perceptual Analysis(CAPE-V)
Evaluate hoarsness of voice by visual analog scale(0~100)

3) VHI(Voice Handicap Index)
Before the comprehensive voice examination, patient evaluates his/her own voice condition subjectively. When evaluating, the patient reads the given reading passage for 2~3 minutes at his/her usual voice pitch and loudness while the evaluator listens and objectively evaluates the level of hoarseness according to the assessment methods mentioned above.