Table 3.

Comparisons between re-endoscopic submucosal dissection and initial endoscopic submucosal dissection cases

	Re-ESD (n = 5)	Initial ESD (n = 606)	P value
Tumor size	22 mm	11 mm	0.09
Median (range)	(8-42 mm)	(1.5-65 mm)
Specimen size	47 mm	34 mm	0.02
Median (range)	(32-77 mm)	(13-92 mm)
Operation time	202 min	67 min	0.06
Median (range)	(43-353 min)	(10-510 min)

ESD: Endoscopic submucosal dissection.