Table 2. Association of prophylactic local steroid injection (LSI) with post-ESD stricture, endoscopic balloon dilation (EBD), and perforation in EBD.

	Prophylactic steroid injection
	Present (LSI group) n = 28	Absent (Non-prevention group) n = 10	P value
Post-ESD stricture, n (%)	12 (43)	9 (90)	0.012
Period from ESD to stricture, median [range], days	32 [7 – 43]	19 [12 – 22]	n.s.
Number of EBD patients, n (%)	11 (39)	7 (70)	n.s.
Total number of EBD procedures per case, median [range]	8 [1 – 186]	5 [2 – 12]	n.s.
Max. diameter during EBD, median [range], mm	18 [12 – 20]	18 [12 – 20]	n.s.
Perforation in EBD, n	5	1	n.s.