Endoscopic management of pancreatic fluid collections-revisited

Table 2 Selected studies comparing the outcomes between plastic and metal stents

Study	PFC type	n	Success	AE	Conclusion
Lee et al[55] 2014	WON-14	PS-25	90.9%	8%	Efficacy equal
	PC-36	FCMS-25	87%	0	Re-intervention: FCMS = PS
					AE: FCMS = PS
Mukai et al[53] 2015	WON	PS-27	92.6%	18.5%	Efficacy and AE: BFMS = PS
		BFMS-43	97.7%	7%	Re-intervention: BFMS < PS
					AE: BFMS = PS
Sharaiha et al[54] 2015	PC	PS-118	89%	31%	Efficacy: FCMS > PS
		FCMS-112	98%	16%	AE: FCMS < PS
Siddiqui et al[52] 2016	WON	PS-106	81%	7.5%	Efficacy: FCMS, LAMS > PS
		FCMS-121	95%	1.6%	Re-intervention: LAM < FCMS < PS
		LAMS-86	90%	9.3%	AE: LAMS = PS > FCMS
Bapaye et al[76] 2016	WON	PS-61	73.7%	36.1%	Efficacy: BFMS > PS
		BFMS-72	94%	5.6%	Re-intervention: BFMS < PS
					AE: BFMS < PS

PFC: Pancreatic fluid collection; WON: Walled off necrosis; PC: Pseudocyst; FCMS: Fully covered metal stent; BFMS: Bi-flanged metal stent; LAMS: Lumen apposing metal stent; PS: Plastic stent; AE: Adverse events.