Table 4.
Risk-of-bias assessment of the included randomized controlled trials. Green: low risk; yellow: some concerns; red: high risk.
| Study, year | Randomization process | Deviations from intended interventions | Missing outcome data | Measurement of the outcome | Selection of the reported result | Overall |
| Abbaspoor et al [51], 2020 |
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| Alghafri et al [43], 2018 |
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| Alsaleh et al [53], 2016 |
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| Alshahrani et al [49], 2021 |
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| Ansari et al [55], 2022 |
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| Eslami et al [50], 2022 |
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| Goodarzi et al [54], 2012 |
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| Parandeh et al [52], 2019 |
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| Quronfulah [42], 2019 |
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| Saleh et al [48], 2022 |
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