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| Outcome or subgroup title | No. of studies | No. of participants | Statistical method | Effect size |
|---|---|---|---|---|
| 2.1 Tinnitus symptom severity (THI) at 3 months | 1 | 22 | Mean Difference (IV, Fixed, 95% CI) | 7.50 [2.83, 12.17] |
| 2.2 Tinnitus loudness (VAS) at 3 months (range 0 to 10) | 1 | 22 | Mean Difference (IV, Fixed, 95% CI) | 1.00 [0.52, 1.48] |
