Table 3: Procedural and cumulative safety data.

Adverse eventProcedure ( )Cumulative ( )

Perforation1.2% (3/255)13.8% (13/94)
Stent migration0.4% (1/255)12.8% (12/94)
Reobstruction due to
 Ingrowth10.6% (10/94)
 Overgrowth6.4% (6/94)
 Faecal impaction8.5% (8/94)
 Mucosal/bowel impaction into stent oral3.2% (3/94)
 Mucosal/bowel impaction into stent anal1.1% (1/94)
 Stent patent but second colonic obstruction2.1% (2/94)
Bleeding0.4% (1/255)4.3% (4/94)
Pain1.2% (3/255)4.3% (4/94)
Persistent obstruction0.4% (1/255)1.1% (1/94)
Other21.3% (20/94)
Total AEs3.5% (9/255)74.5% (70/94)