Efficacy and Safety Analysis of Submucosal Tunnel Endoscopic Resection for Submucosal Masses in Esophageal Muscularis Propria

Table 3

Comparison of surgical related indexes for the treatment of submucosal masses in esophageal muscularis propria ().

Groups	Cases	Operative time (min)	Operation speed (mm^2/min)	Bleeding volume (mL)	Length of stay (d)
The STER group	136
The ESD group	136
		9.855	14.472	18.394	37.858
		<0.001	<0.001	<0.001	<0.001