Authors | Q1 | Q2 | Q3 | Q4 | Q5 | Q6 | Q7 | Q8 | Q9 | Q10 | Q11 | Q12 | Q13 | Q14 | ROB | Quality rating |
Ghasemi et al. (2016) | yes | yes | yes | yes | no | yes | yes | yes | yes | no | yes | no | yes | no | low | good |
Kanat et al. (2012) | yes | yes | yes | yes | no | yes | yes | yes | no | no | yes | yes | yes | yes | low | good |
Gao et al. (2021) | yes | yes | yes | yes | no | yes | yes | yes | yes | no | yes | yes | yes | yes | moderate | fair |
Rajnics et al. (2002) | yes | yes | no | yes | no | yes | yes | yes | no | yes | no | yes | no | yes | low | good |
Chen et al. (2017) | yes | yes | yes | yes | no | yes | yes | yes | no | no | yes | no | yes | no | high | poor |
Kuai et al. (2017) | yes | yes | yes | yes | no | yes | yes | yes | no | no | no | yes | yes | no | low | good |
Choi et al. (2022) | yes | yes | yes | yes | no | yes | yes | no | yes | yes | no | no | yes | no | low | good |
Van et al. (2010) | yes | yes | yes | no | no | no | yes | yes | no | yes | no | no | yes | yes | moderate | fair |
Svensson et al. (2011) | yes | yes | no | yes | no | yes | yes | yes | no | no | yes | yes | yes | yes | low | good |
Yilmaz et al. (2018) | yes | yes | yes | yes | no | no | yes | yes | no | yes | no | no | yes | no | high | poor |
Alshammari et al. (2022) | yes | yes | yes | yes | no | yes | yes | no | no | no | yes | no | yes | yes | moderate | fair |