Kendall 2009.

Trial name or title	Cognitive behavioural therapy (CBT) for tinnitus
Methods	Randomised controlled trial (single‐blind)
Participants	All subjects will be veterans currently receiving care at VACHS Inclusion criteria: (1) Moderate to severe tinnitus > 6 months (2) Motivation to complete the study Exclusion criteria: (1) Tinnitus Impact Screening Interview (TISI) < 4 (2) Semi‐Structured Clinical Interview for Tinnitus (3) Indication of psychosis on Structured Clinical Interview for Diagnosis (SCIDa‐I/NP) (4) Tinnitus Handicap Inventory (THI) < 19 (5) Tinnitus Reaction Questionnaire (TRQ) < 16 (6) Subjects undergoing litigation related to auditory disorders (7) Previous psychological treatment for tinnitus (8) Previous traumatic brain injury with loss of consciousness (9) Otherwise treatable tinnitus (10) History of psychotic disorders or dementia (11) Recent history of alcohol or drug abuse (12) Subjects using a hearing aid (13) Sudden or fluctuating hearing loss (14) Tinnitus associated with otological disease (i.e. Ménière's) or co‐occurring vestibular dysfunction
Interventions	Two groups: (1) Education (2) CBT + education
Outcomes	Primary outcome: Tinnitus Handicap Inventory (THI). Eligibility pre‐treatment, post‐treatment, 8 weeks post‐treatment Secondary outcome: Tinnitus Reaction Questionnaire (TRQ). Eligibility, pre‐treatment, post‐treatment, 8 weeks post‐treatment.
Starting date	February 2009
Contact information	Caroline J Kendall, Robert D Kerns. Department of Veterans Affairs. VA Connecticut Health Care System, West Haven, Connecticut, USA E‐mail: Caroline.Kendall@va.gov
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