Table 1.

Outcomes of Endoscopic Transpapillary Gallbladder Drainage

Author	Year	Number of patients	Technical success (%)	Clinical success (%)	Adverse events (%)
Itoi et al. [9]	2008	43	84	97	-
Itoi et al. [5]	2010	194	81	75	3.6
Nakatsu et al. [10]	1997	21	81	81	-
Kjaer et al. [11]	2007	34	70.6	87.5	-