Skip to main content
. 2015 May 13;25(7):1133–1141. doi: 10.1007/s11695-015-1703-x

Table 3.

Bleed rate by reinforcement type (sleeve and gastric bypass)

Buttress material Number of study arms Event rate (high to low) Number of patients
None 83 3.45 % 17,808
Oversuture 58 2.69 % 14,368
Glycolide copolymer 44 2.48 % 2929
Bovine pericardium 30 1.23 % 6759

Bovine pericardium versus none—p < 0.001; bovine pericardium versus glycolide copolymer—p < 0.01; bovine pericardium versus oversuture—p ≤ 0.05; glycolide copolymer versus none—p < 0.01