Risk of bias arising from the randomisation process | Risk of bias due to deviations from the intended interventions (effect of assignment to intervention and/or adhering to intervention) | Risk of bias due to missing outcome data | Risk of bias in measurement of the outcome | Risk of bias in selection of the reported result | Overall risk of bias | |
Schulman et al (RE-COVER)26 | Low risk | Low risk | Low risk | Low risk | Low risk | Low risk |
Schulman et al (RE-COVER II)27 | Low risk | Low risk | Low risk | Low risk | Low risk | Low risk |
Schulman et al (RE-MEDY)28 | Low risk | Low risk | Low risk | Low risk | Low risk | Low risk |
Goldhaber et al25 | Low risk | Low risk | Low risk | Low risk | High risk | High risk |
Cohen et al23 | Low risk | Some concerns | Low risk | Some concerns (except for mortality— low) | Low risk | Some concerns |
Pengo et al22 | Low risk | Some concerns | Low risk | Low risk | Low risk | Some concerns |
Ordi-Ros et al24 | Low risk | Some concerns | Low risk | Low risk | Low risk | Some concerns |
RCT, randomised controlled trial; TE, thromboembolism.