Table 4.

The incidences of SEMS-related complications.

	HFS (n = 36)	WPS (n = 20)	WFS (n = 28)	p-value
Complications after SEMS placement
Pancreatitis	1 (2.8)	0 (0)	4 (14.3)	0.068
Cholecystitis	1 (3.0)a	0 (0)a	2 (7.7)a	0.407
Non-occlusion cholangitis	11 (30.6)	3 (15.0)	6 (23.1)	0.436

Data are presented as median (range) or number (proportion).

SEMS Self-expandable metal stent, HFS HILZO fully covered stent, WPS WALLFLEX biliary RX partially covered stent, WFS WALLFLEX biliary RX fully covered stent.

^aPatients who had undergone cholecystectomy were excluded.