Table 1.

Statistical comparison of Plastic stents (PS) vs. Self-expandable metallic stents (SEMS).

Meta-Analysis by Moole et al. Comparing PS vs. SEMS [12]
	PS	SEMS	Complication	Odds Ratio SEMS vs. PS
Stent patency (days)	73.3	167.7	Cholangitis	0.46
Reintervention rate	1.7	1.1	Stent migration	0.45
Patient survival (days)	120.6	157.3	Cholecystitis	1.85
			Pancreatitis	0.80
			Occlusion rate	0.48