Comparison of Outcomes of Colorectal Polypectomy Using Traditional Snare and Rotary Snare: A Prospective Randomized Controlled Trial

Table 3

Adverse events per polypectomy.

Variables	Overall	Snare type		value
		The rotary snare	The traditional snare
Immediate bleeding	106	52	54	0.679
Endoscopic therapy	114	64	50	0.050
Hemoclip	361	174	187	0.938
Delayed bleeding	4	0	4	0.057
Perforation	0	0	0	—

Immediate bleeding defined as prolonged postpolypectomy bleeding (>30 seconds); delayed bleeding defined as any significant gastrointestinal bleeding requiring hospital admission or repeat endoscopy within 2 weeks.