Table 5.

Bleeding rates per colonoscopy indication and procedure type from recent studies with sample sizes > 50,000 cases (%)

Ref.	Indication		Procedure
	Screening/surveillance	Symptomatic/diagnostic	Without polypectomy	With polypectomy
Sieg et al[27]	-	-	0.001	0.270
Crispin et al[46]	0.240	0.210	-	-
Warren et al[47]	0.206	0.375	0.336	0.874
Pox et al[30]	0.020	-	0.001	0.092
Rutter et al[52]	0.647	-	0.102	1.136