Acceptance and Commitment Therapy With Vestibular Rehabilitation for Chronic Dizziness
Acceptance and Commitment Therapy With Vestibular Rehabilitation for Chronic Dizziness
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.
Inclusion Criteria:

 -  Persistent postural-perceptual dizziness (diagnosed by the diagnostic guideline of
 ICD-11 beta version at Dec. 2016)

 -  Existing handicap due to dizziness (DHI equal to or more than 16)

 -  Written consent

 Exclusion Criteria:

 -  Vertigo/dizziness/unsteadiness by organic brain diseases, diagnosed by neuro-otologist

 -  Vertigo/dizziness/unsteadiness explained by only organic cause or drug, diagnosed by
 neuro-otologist

 -  Physical status inappropriate for psychotherapy or vestibular rehabilitation

 -  Current psychiatric disorder other than anxiety disorders, somatic symptom disorder,
 or illness anxiety disorder (DSM-5), diagnosed by psychiatrist

 -  History of schizophrenia or bipolar disorder diagnosed by psychiatrist

 -  Increased risk of suicide or self-harm diagnosed by psychiatrist

 -  Started or increased SSRI/Venlafaxine within 1 month before treatment

 -  Any cognitive behavioral therapy or vestibular rehabilitation except this study

 -  Otological surgery or device therapy for dizziness

 -  Insufficient understanding of the Japanese language