Evidence for Auditory-Motor Impairment in Individuals With Hyperfunctional Voice Disorders

Purpose The vocal auditory-motor control of individuals with hyperfunctional voice disorders was examined using a sensorimotor adaptation paradigm. Method Nine individuals with hyperfunctional voice disorders and 9 individuals with typical voices produced sustained vowels over 160 trials in 2 separate conditions: (a) while experiencing gradual upward perturbations in the fundamental frequency ( f o ) of their auditory feedback (shift-up) and (b)...