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Meta-Analysis
©The Author(s) 2026.
World J Clin Oncol. Jan 24, 2026; 17(1): 112369
Published online Jan 24, 2026. doi: 10.5306/wjco.v17.i1.112369
Figure 2
Figure 2 Effect direction plot for studies not included in meta-analyses. Effect direction: ▲ = Positive health impact, ▼ = Negative health impact, ◄► = No change/mixed effects/conflicting findings. Sample size: Final sample size (individuals) in intervention group large arrow ▲ > 300; medium arrow ▲ 50-300; small arrow ▲ < 50. Study quality: Denoted by row colour: Green = Low risk of bias; amber = Some concerns; red = High risk of bias. CC: Case-control; PC: Prospective cohort; RC: Retrospective cohort.


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