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| Outcome or subgroup title | No. of studies | No. of participants | Statistical method | Effect size |
|---|---|---|---|---|
| 1 Change in IRLS severity scale score | 1 | 30 | Mean Difference (IV, Random, 95% CI) | ‐0.40 [‐5.93, 5.13] |
| 2 Change in subjective sleep quality | 1 | 30 | Mean Difference (IV, Random, 95% CI) | ‐1.80 [‐3.89, 0.29] |
