Table 2. Risk-of-bias assessment of included studies using the Joanna Briggs Institute tools.
| Author (Year) | JBI Tool Used | Risk of Bias |
| Tang et al., 2025 [33] | Checklist for Analytical Cross Sectional Studies | Low |
| Lee et al., 2022 [32] | Checklist for Cohort Studies | Low |
| Ngo et al., 2024 [34] | Checklist for Case Series | Low |
| Hamano et al., 2017 [35] | Checklist for Case Control Studies | Low |
| Kinoshita et al., 2023 [36] | Checklist for Case Reports | Low |
| Liang et al., 2021 [38] | Checklist for Analytical Cross Sectional Studies | Low |
| Ghang et al., 2024 [37] | Checklist for Case Control Studies | Moderate |
| Lerkvaleekul et al., 2022 [39] | Checklist for Cohort Studies | Low |
| Shiota et al., 2022 [40] | Checklist for Case Reports | Low |