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| Outcome or subgroup title | No. of studies | No. of participants | Statistical method | Effect size |
|---|---|---|---|---|
| 1 Stent patency | 3 | Peto Odds Ratio (95% CI) | Subtotals only | |
| 2 Overall survival | 2 | 132 | Peto Odds Ratio (95% CI) | 0.99 [0.68, 1.43] |
