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. 2026 Feb 23;12:1656420. doi: 10.3389/fmed.2025.1656420

FIGURE 2.

Risk of bias assessment table for various studies, showing categories like randomization, interventions, and outcomes. Each study is rated as low risk (green plus), some concerns (yellow question mark), or high risk (red question mark). The table includes studies from 2005 to 2023, with overall ratings on the rightmost column.

Detailed quality assessment results. Cochrane ROB 2.0 tool was used; green = low risk, yellow = partial risk, red = high risk.