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| Outcome or subgroup title | No. of studies | No. of participants | Statistical method | Effect size |
|---|---|---|---|---|
| 1 Mortality | 4 | 237 | Risk Difference (M‐H, Random, 95% CI) | ‐0.06 [‐0.17, 0.05] |
| 1.1 Mortality | 4 | 237 | Risk Difference (M‐H, Random, 95% CI) | ‐0.06 [‐0.17, 0.05] |
