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Bleed rate by reinforcement type for gastric bypass
| Buttress material | Number of study arms | Event rate (high to low) | Number of patients |
|---|---|---|---|
| None | 58 | 3.13 % | 14,943 |
| Oversuture | 25 | 3.10 % | 9686 |
| Glycolide copolymer | 16 | 3.02 % | 932 |
| Bovine pericardium | 16 | 1.28 % | 5127 |
Bovine pericardium versus none—p < 0.01; bovine pericardium versus oversuture—p < 0.01; bovine pericardium versus glycolide copolymer—p < 0.05
