The purpose of this study is to examine the effectiveness of group acceptance and commitment therapy with vestibular rehabilitation for chronic dizziness, in comparison with self-treatment vestibular rehabilitation in addition to clinical management.
The purpose of this study is to examine whether group acceptance and commitment therapy combined with vestibular rehabilitation in addition to clinical management for patients with persistent postural-perceptual dizziness is more effective than treatment-as-usual(TAU), which is self-treatment vestibular rehabilitation in addition to clinical management.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
NONE
Enrollment
66
6 weekly 120-minute group sessions of acceptance and commitment therapy with vestibular rehabilitation, and brief (approximately 15 minute) individual follow-up sessions at 1 and 3 months after the group treatment
booklet written on vestibular rehabilitation for self-treatment
clinical management and pharmacotherapy as usual for chronic dizziness
Nagoya City University
Nagoya, Aichi-ken, Japan
Handicap due to dizziness
The total score of Dizziness Handicap Inventory (DHI) (The DHI scores range from 0 to 100 points. The higher the score, the greater the handicap.)
Time frame: Post-treatment and 1, 3, and 6 months after treatment (The time point of primary interest is 3 months after treatment.)
Response
Decrease in the total score of DHI equal to or more than 11
Time frame: Post-treatment and 1, 3, and 6 months after treatment
Remission
The total score of DHI equal to or less than 14
Time frame: Post-treatment and 1, 3, and 6 months after treatment
Frequency of dizziness-related symptoms
The total score of Vertigo Symptom Scale-short form (VSS-sf) (The VSS-sf scores range from 0 to 60 points. The higher the score, the worse.)
Time frame: Post-treatment and 1, 3, and 6 months after treatment
Anxiety
The anxiety subscale score of Hospital Anxiety and Depression Scale (HADS) (The HADS-anxiety scores range from 0 to 21 points. The higher the score, the worse.)
Time frame: Post-treatment and 1, 3, and 6 months after treatment
Depression
The depression subscale score of HADS (The HADS-depression scores range from 0 to 21 points. The higher the score, the worse.)
Time frame: Post-treatment and 1, 3, and 6 months after treatment
Recovery process
The total score of Recovery Assessment Scale (RAS) (The RAS scores range from 24 to 120 points. The higher the score, the better.)
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Time frame: Post-treatment and 1, 3, and 6 months after treatment
Health-related quality of life
The score of EuroQOL 5 dimensions 5-level (EQ-5D-5L) (The EQ-5D-5L scores range from 0 to 1. The higher the score, the better.)
Time frame: Post-treatment and 1, 3, and 6 months after treatment
Valued living (progress, obstruction)
The each subscale score of Valuing Questionnaire (VQ) (The scores for both VQ-progress and VQ-obstruction range from 0 to 30. The higher the VQ-progress score, the better; the higher the VQ-obstruction score, the worse.)
Time frame: Post-treatment and 1, 3, and 6 months after treatment
Cognitive fusion
The total score of Cognitive Fusion Questionnaire (CFQ) (The CFQ scores range from 7 to 49 points. The higher the score, the worse.)
Time frame: Post-treatment and 1, 3, and 6 months after treatment
Somatic symptom burden
The total score of Somatic Symptom Scale-8 (SSS-8) (The SSS-8 scores range from 0 to 32. The higher the score, the worse.)
Time frame: Post-treatment and 1, 3, and 6 months after treatment