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| Outcome or subgroup title | No. of studies | No. of participants | Statistical method | Effect size |
|---|---|---|---|---|
| 1 Disease‐free survival at 5 years | Other data | No numeric data | ||
| 2 p‐value | Other data | No numeric data | ||
| 3 Meta‐analysis on hazard ratios for tumour recurrence in the laparoscopic group | Other data | No numeric data |
