Voice Handicap Index (VHI) and VHI-10

Value of >11 on VHI-10 is considered abnormal.

Arffa RE, Krishna P, Gartner-schmidt J, Rosen CA. Normative values for the Voice Handicap Index-10. J Voice. 2012;26(4):462-5.

Rosen CA, Lee AS, Osborne J, Zullo T, Murry T. Development and validation of the voice handicap index-10. Laryngoscope. 2004;114(9):1549-56.

https://pubs.asha.org/doi/10.1044/1058-0360.0603.66