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| Outcome or subgroup title | No. of studies | No. of participants | Statistical method | Effect size |
|---|---|---|---|---|
| 1 Cancer‐related mortality at maximum follow‐up, colorectal | 8 | 2490 | Odds Ratio (M‐H, Fixed, 95% CI) | 0.84 [0.67, 1.06] |
| 2 Cancer‐related mortality at maximum follow‐up, colon | 5 | 1575 | Odds Ratio (M‐H, Fixed, 95% CI) | 0.80 [0.61, 1.06] |
| 3 Mortality, cancer‐related, rectum | 3 | 578 | Odds Ratio (M‐H, Fixed, 95% CI) | 0.66 [0.37, 1.19] |
