Relationship Between Early Tinnitus Outcomes and Long-term Quality of Life in Cochlear Implant Recipients.
Level 4 - case-series / case-control
Single-center retrospective review of prospectively collected cohort data without an external control group
PubMed 41373131 · doi:10.1097/MAO.0000000000004632
What was done
A retrospective review of prospectively collected registry data in 83 adult cochlear implant (CI) recipients (mean age 66.2 years, range 20–84). Patient-reported outcome measures were evaluated pre-CI, early post-CI (1 to 3 months), and long-term post-CI (6 to 12 months). Measured tools included the Tinnitus Handicap Inventory (THI); Speech, Spatial, and Qualities of Hearing Scale-12 (SSQ-12); and Cochlear Implant Quality of Life-10 (CIQOL-10).
What was found
THI scores significantly improved from baseline to early post-CI, with 77.2% of recipients reporting clinically significant improvement in tinnitus-induced distress, and no additional gains by long-term follow-up. Patients with early improvement had shorter deafness durations and greater CI device usage. Early post-CI THI scores correlated negatively with long-term overall SSQ-12 scores. Long-term post-CI THI scores also correlated negatively with long-term CIQOL-10 and SSQ-12 scores. Exact correlation coefficients, numerical score changes, and p-values were not reported in the abstract.
Why it matters
Early tinnitus relief after cochlear implantation occurs within the first few months and serves as an indicator of long-term hearing-related quality of life. This relationship can assist clinicians in counseling candidates regarding expected post-implantation outcomes and device wear time.
Limits
The study is limited by its retrospective design, single-center setting, relatively small sample size (n = 83), and lack of a non-implanted control group. The abstract omits exact statistical values, effect sizes, and confidence intervals.
Cited by
- supports Among people with severe or profound hearing loss and tinnitus who undergo cochlear implantation, 75% experience tinnitus improvement, and in 10% it resolves completely.