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| Outcome or subgroup title | No. of studies | No. of participants | Statistical method | Effect size |
|---|---|---|---|---|
| 1 Subjective outcome on global measure of improvement | 1 | Mean Difference (IV, Random, 95% CI) | Subtotals only | |
| 1.1 Longterm | 1 | 17 | Mean Difference (IV, Random, 95% CI) | ‐0.40 [‐11.57, 10.77] |
