Effect of prophylactic clip placement following endoscopic mucosal resection of large colorectal lesions on delayed polypectomy bleeding: A meta-analysis

Table 2 Incidence of delayed polypectomy bleeding and perforation following endoscopic resection

Author/Year	Endoscopic resection (n)			Intervention	Polyps	DPB	Perforation
	CP	EMR	ESD
Shioji et al[20], 2003	-----	413	----	Clip	205	2	0
				No clip	208	2	0
Kaltenbach et al[25], 2007	-----	125	-----	Clip	49	0	0
				No clip	76	0	0
Dior et al[23], 2012	------	139	------	Clip	75	0	Not reported
				No clip	64	3	Not reported
Liaquat et al[11], 2012	------	472	-----	Clip	225	4	1
				No clip	247	24	1
Matsumoto et al[12], 2012	403		------	Clip	174	3	Not reported
				No clip	229	14	Not reported
Mori et al[18], 2014	------	148	-------	Clip	73	2	0
				No clip	75	0	0
Tominaga et al[21], 2014	-------	801	-------	Clip	385	4	Not reported
				No clip	416	9	Not reported
Dokoshi et al[15], 2015	54	234	-------	Clip	154	4	0
				No clip	134	3	0
Zhang et al[13], 2015	------	286	62	Clip	174	2	1
				No clip	174	12	1
Albéniz et al[22], 2016	------	1056	------	Clip	281	4	Not reported
				No clip	775	30	Not reported
Matsumoto et al[16], 2016	1064	2300	------	Clip	1636	18	Not reported
				No clip	1728	15	Not reported
Osada et al[19], 2016	------	------	26	Clip	13	0	0
				No clip	13	0	0
Harada et al[24], 2017	------	------	211	Clip	123	3	0
				No clip	88	2	0

CP: Conventional polypectomy; EMR: Endoscopic mucosal resection; ESD: Endoscopic submucosal dissection.