Understanding Extremely Elevated Dizziness Handicap Inventory Scores: An Analysis of Predictive Factors.

Background: The Dizziness Handicap Inventory (DHI) measures impairment in quality of life due to dizziness, with higher scores indicating greater impairment. Little is known about the clinical features that predict extremely elevated DHI scores (eeDHI).

Objective: To identify clinical features associated with eeDHI.