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| Outcome or subgroup title | No. of studies | No. of participants | Statistical method | Effect size |
|---|---|---|---|---|
| 1 Cry time (%) | 1 | 26 | Mean Difference (IV, Fixed, 95% CI) | 6.33 [‐15.94, 28.60] |
| 2 Heart rate (bpm) change‐from‐baseline | 1 | 26 | Mean Difference (IV, Fixed, 95% CI) | 4.43 [‐14.42, 23.28] |
