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Comparison of tinnitus loudness between two groups at baseline, immediately and 3 months after intervention.
| Tinnitus loudness (dB) | Placebo | Laser therapy group | P value |
|---|---|---|---|
| Baseline | 6.09 ± 1.11 | 6.07 ± 1.12 | 0.922 |
| Immediately after intervention | 5.97 ± 1.03 | 4.51 ± 1.89 | <0.001 |
| 3 months after intervention | 6.02 ± 1.15 | 5.09 ± 1.90 | 0.009 |
*Data are presented as mean ± standard deviation.
