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| Outcome or subgroup title | No. of studies | No. of participants | Statistical method | Effect size |
|---|---|---|---|---|
| 1 Length of hospital stay | 27 | 4729 | Mean Difference (IV, Random, 95% CI) | ‐1.16 [‐1.89, ‐0.43] |
| 2 Length of critical care stay | 14 | 1873 | Mean Difference (IV, Random, 95% CI) | ‐0.45 [‐0.94, 0.03] |
