Study | Randomization | Allocation | Blinding | Attrition | Selective reporting | Other bias |
---|---|---|---|---|---|---|
Alghamdi et al. 2015 [76] | Low risk | Unclear risk | High risk | Low risk | Low risk | Low risk |
Bryant et al. 2019 [71] | Low risk | Low risk | Low risk | Low risk | Low risk | Low risk |
Chongruksa et al. 2012 [73] | Unclear risk | Unclear risk | High risk | Unclear risk | Low risk | Unclear risk |
Gersons et al. 2013 [72] | Low risk | Low risk | Low risk | Low risk | Low risk | Low risk |
Jarero et al. 2013 [75] | Low risk | Unclear risk | High risk | Low risk | Low risk | High risk |
Miller et al. 2019 [77] | Low risk | Unclear risk | High risk | Low risk | Low risk | Low risk |
Mithoefer et al. 2018 [70] | Low risk | Low risk | Low risk | Low risk | Low risk | Low risk |
Tuckey et al. 2014 [74] | Low risk | Low risk | High risk | Low risk | Low risk | High risk |