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| Outcome or subgroup title | No. of studies | No. of participants | Statistical method | Effect size |
|---|---|---|---|---|
| 1 Change in nausea severity at 30 minutes | 3 | 301 | Mean Difference (IV, Random, 95% CI) | ‐5.27 [‐11.33, 0.80] |
| 2 Proportion of participants requiring rescue medication | 3 | 299 | Odds Ratio (M‐H, Random, 95% CI) | 0.30 [0.17, 0.53] |
| 3 Participant satisfaction | 2 | 216 | Odds Ratio (M‐H, Random, 95% CI) | 1.07 [0.60, 1.91] |
