Figure 2. (a) Physical component of Dizziness Handicap Inventory Scale across the time points for groups 1, 2 and 3. (b) Functional component of Dizziness Handicap Inventory Scale across the time points for groups 1, 2 and 3. (c) Emotional component of Dizziness Handicap Inventory Scale across the time points for groups 1, 2 and 3. (d) Dizziness Handicap Inventory Scale total score across the time points for groups 1, 2 and 3.