Study | Domain 1. RoB from randomization process | Domain 2: RoB due to deviations from intended interventions (effect of assignment to intervention) | Domain 2: RoB due to deviations from intended interventions (effect of adhering to intervention) | Domain 3: Missing outcome data | Domain 4: RoB in measurement of outcomes | Domain 5: RoB in selection of reported result | Overall risk of bias judgement |
---|---|---|---|---|---|---|---|
Al Alawi, 2021 [35] | + | ? | + | + | ? | + | ? |
Carbone, 2021 [36] | + | + | + | + | ? | ? | ? |
Dincer, 2021 [37] | ? | ? | + | + | + | + | ? |
Fiol-DeRoque, 2021 [38] | + | ? | ? | + | + | + | ? |
Gharaati Sotoudeh, 2020 [39] | ? | ? | – | – | ? | + | _ |
Kong, 2020 [40] | + | ? | – | + | + | + | ? |
Li, 2020 [41] | + | ? | ? | + | + | + | ? |
Liu, 2020 [42] | + | ? | + | + | ? | ? | – |
Liu Y, 2021(a) [43] | ? | ? | + | + | ? | ? | – |
Liu Z, 2021(b) [44] | ? | ? | + | + | ? | ? | – |
Malboeuf-Hurtubise, 2021 [45] | _ | ? | ? | ? | ? | ? | – |
Ng, 2006 [46] | + | ? | ? | – | – | ? | – |
Ozlu, 2021 [47] | + | ? | + | + | ? | ? | – |
Parizad, 2021 [48] | + | ? | + | + | ? | ? | – |
Perri, 2021 [49] | ? | ? | + | ? | ? | ? | – |
Procaccia, 2021 [50] | ? | ? | + | ? | ? | ? | – |
Shabahang, 2020 [51] | + | + | + | + | ? | ? | ? |
Thombs, 2021 [52] | + | + | ? | ? | ? | + | – |
Vanden, 2021 [53] | + | + | + | + | ? | + | ? |
Vukcevic, 2020 [54] | + | + | + | + | + | + | + |
Wahlund, 2021 [55] | + | + | + | + | + | + | + |
Zheng, 2021 [56] | ? | ? | ? | + | + | + | – |