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Risk of bias of systematic reviews (ROBIS)
| HIGH | LOW |
|---|---|
| Goh, 2009 | Parker, 2010 |
| He, 2019 | Carroll, 2011 |
| Liao, 2012 | Burguers, 2012 |
| Sheng, 2012 | Yu, 2012 |
| Zhao, 2014 | Lewis, 2019 |
| Wang, 2015 | Ekhtiari, 2020 |
| Xu, 2018 | Liu, 2020 |
| Metcalfe, 2019 | Tang, 2020 |
| Migliorini, 2020 | Lewis, 2022 |
| Peng, 2020 | |
| Wek, 2022 |
