Effect of precut sphincterotomy on post-endoscopic retrograde cholangiopancreatography pancreatitis: A systematic review and meta-analysis

Table 4 Outcome of various studies

Study	Primary cannulation rates		ITT		Overall complication		Pancreatitis		Cholangitis		Bleeding		Perforation		Need for second ERCP
	E	Std	E	Std	E	Std	E	Std	E	Std	E	Std	E	Std	E	Std
Cennamo et al[13]	33/36	104/110	36/36	110/110	3/36	7/110	1/36	6/110	N/A	N/A	1/36	1/110	1/36	0/110	3/36	6/110
Tang et al[15]	24/32	22/30	31/32	28/30	4/32	3/30	2/32	2/30	1/32	0/30	1/32	0/30	0/32	0/30	0/32	1/30
Khatibian et al[14]	88/106	100/112	105/106	111/112	3/106	3/112	2/106	3/112	0/106	0/112	0/106	0/112	1/106	0/112	18/106	12/112
de Weerth et al[12]	145/145	145/146	145/145	146/146	3/145	5/146	3/145	4/146	N/A	N/A	0/145	1/146	0/145	0/146	0/145	1/146
Zhou et al[11]	39/43	36/48	N/A	N/A	4/43	7/48	1/43	2/48	0/43	2/48	1/43	0/48	0/43	0/48	N/A	N/A
Manes et al[10]	63/77	66/74	71/77	71/74	11/77	16/74	2/77	11/74	N/A	N/A	5/77	2/74	0/74	1/77	14/77	8/74
Swan et al[16]	34/39	29/34	N/A	N/A	9/39	8/34	8/39	6/34	N/A	N/A	1/39	2/34	0/39	0/34	N/A	N/A

E: Early pre cut; Std: Standard method of cannulation; N/A: Data not available; ITT: Intention to treat; ERCP: Endoscopic retrograde cholangiopancreatography.