Study | Selection bias Baseline characteristics similarity\ appropriate control selection | Selection bias Allocation concealment | Selection bias Randomization | Performance bias Blinding of Researchers | Detection bias Blinding of outcome assessors | Reporting bias Selective outcome reporting | Confounding bias Account for confounding variable |
---|---|---|---|---|---|---|---|
In vivo studies | |||||||
 Karched et al., 2019 | + | ? | + | ? | ? | ? | + |
 Milgrom et al., 2018 | + | ? | + | ? | ? | ? | - |
 Mitwalli et al., 2019 | + | ? | + | - | ? | ? | - |
In vitro studies | |||||||
 Mei et al., 2013 | + | ? | + | ? | + | + | ? |
 Chu et al., 2012 | + | ? | + | ? | ? | + | ? |
 Mei et al., 2013(a) | + | ? | + | ? | ? | + | ? |
 Hamama et al., 2015 | + | ? | + | ? | + | + | ? |
 Besinis et al., 2014 | + | ? | + | ? | ? | + | ? |