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Meta-regression analysis to compare open procedure versus laparoscopic (reference)
| Outcome | Coefficient | Standard error | p-value |
|---|---|---|---|
| Atrophy | − 0.10 | 0.28 | .713 |
| Erosion | 1.91 | 2.01 | .356 |
| Infection | − 3.31 | 1.43 | .021 |
| Mechanical failure | 10.37 | 5.25 | .067 |
| Revision needing | 13.23 | 6.19 | .049 |
| Leak (sphincter insufficiency) | − 0.10 | 0.37 | .788 |
