CBT4T Study records massive reduction in tinnitus distress
Tinnitus Functional Index (TFI) changes by CBT4T Stage 4, 6 and 7/8 achieved by CBT4T Users starting with:
- TFI Category 5 (73-100)
- TFI Category 4 (54-72)
- TFI Category 3 (41-53)
A first in-depth study of clinical outcomes data for Users of CBT4T
Full details and data from the study (including TFI Subscales outcomes) are published here
Title of 2026 CBT4T Study:
- What changes are reflected in the TFI Subscales as individuals progress through the CBT4T process? Go to CBT4T TFI Subscales Outcomes for data published to date (October 2026)
- CBT4T Study participants: 24 individuals - 15 men, 9 ladies
- The study is on-going in to 2027
Starting CBT4T TFI Categories
- 6 began CBT4T with TFI category 5 (73-100)
- 12 began CBT4T with TFI category 4 (54-72)
- 5 began CBT4T with TFI category 3 (32-53)
- 1 began CBT4T with TFI category 2 (18-31) NOTE: CBT4T is NOT recommended for a TFI category 2
CBT4T Completions
- 12 of the 24 have completed CBT4T so far (October 2026):
- 8 completed a final TFI at Stage 7/8
- 3 completed a final TFI at Stage 6
- 1 (unusually) completed a final TFI at Stage 4 (TFI 90.8 > 24.4)
What the CBT4T Study data shows
Cat 5: How much difference can be expected - and by which CBT4T Stage

Cat 4: How much difference can be expected - and by which CBT4T Stage

Cat 3: How much difference can be expected - and by which CBT4T Stage

Reference: Fackrell et al (2022)
CBT4T is NOT SUITABLE when your TFI is category 2 (18-31):

Are you looking to improve how you cope with tinnitus? CBT4T helps you do it.
- STEP 1 - Complete a Tinnitus Functional Index (TFI)
- STEP 2 - Receive your results and recommendation by email
- STEP 3 - Where your TFI results are category 4 (54-72%) or 5 (73-100%), check out CBT4T enrolments (Choice of enrolment with or without 1-1 appointments/clinical support)