Table 5.

Cox proportional hazard model for risk of recurrence after initial treatment

Variables	Adjusted hazard ratio (95% confidence interval)	P value
Treatment modality
Surgery	1.0
ESD	5.2 (1.0-25.8)	0.045
Indication with any treatment modality
Within expanded indication	1.0
Beyond expanded indication	1.4 (0.4-5.4)	0.585
Indication with ESD
ESD for the lesion within expanded indication	1.0
ESD for the lesion beyond expanded indication	2.8 (0.6-12.4)	0.183

ESD: Endoscopic submucosal dissection.