RCT Study = 2 | Random sequence generation | Allocation concealment | Blinding of participants and personnel | Blinding of outcome assessment | Incomplete outcome data | Selective reporting | Other bias |
---|---|---|---|---|---|---|---|
Moon 2018 | Low | Low | Low | Low | Low | Low | Unclear |
Spaans 2015 | High | High | Unclear | Low | Low | Low | Unclear |