| Treatment | RR | 95% CI lower limit | 95% CI upper limit | z | P |
| Dobutamine | 0.6684 | 0.0313 | 14.2609 | ‐0.26 | 0.7964 |
| Levosimendan | 0.5826 | 0.1663 | 2.0410 | ‐0.84 | 0.3983 |
| Milrinone | 0.8294 | 0.1474 | 4.6671 | ‐0.21 | 0.8320 |
| Placebo | reference | reference | reference | reference | reference |
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