| Outcomes | N(n) | Effect estimate (95%CI) | I2 | Interaction P |
| Blood loss within 2 hours after delivery (mL) | | Overall | 8 (1793) | -21.18 (-52.43, 9.98) | 99% | | Type of administration | | | | | Immediate administration | 1 (600) | -87.60 (-92.32, -82.88) | — | <0.001 | Consecutive administration | 7 (1193) | -12.95 (-29.59, 3.69) | 88% | | Risk factor for PPH | | | | | No risk factor | 6 (1513) | -70.71 (-74.78, -66.64) | 98% | <0.001 | High risk factor | 1 (80) | 39.00 (9.86, 68.14) | — | | Unclear | 1 (200) | -20.00 (-24.62, 15.38) | — | | Blood loss within 24 hours after delivery (mL) | | Overall | 8 (1791) | -51.95 (-70.91, -32.99) | 94% | | Type of administration | | | | | Immediate administration | 1 (600) | -89.70 (-93.84, -85.56) | — | <0.001 | Consecutive administration | 7 (1191) | -44.59 (-70.84, -18.35) | 92% | | Risk factor for PPH | | | | | No risk factor | 6 (1511) | -80.63 (-84.42, -76.84) | 96% | 0.18 | High risk factor | 1 (80) | -57.00 (-88.64, -25.36) | — | | Unclear | 1 (200) | -85.00 (-92.07, -77.93) | — | | Postpartum hemorrhage | | Overall | 4 (658) | 0.82 (0.50, 1.35) | 0% | | Type of administration | | | | | Consecutive administration | 4 (658) | 0.82 (0.50, 1.35) | 0% | — | Risk factor for PPH | | | | | No risk factor | 3 (578) | 0.73 (0.30, 1.78) | 32% | 0.78 | High risk factor | 1 (80) | 0.88 (0.35, 2.18) | 0% | | Adverse events | | Overall | 6 (1529) | 0.12 (0.08, 0.17) | 57% | | Type of administration | | | | | Immediate administration | 1 (600) | 0.10 (0.07, 0.15) | — | 0.07 | Consecutive administration | 5 (929) | 0.24 (0.10, 0.57) | 0% | | Risk factor for PPH | | | | | No risk factor | 5 (1329) | 0.04 (0.02, 0.08) | 0% | 0.01 | Unclear | 1 (200) | 0.25 (0.07, 0.93) | — | |
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