Table 3.

Comparison of esophageal stricture incidence between each of the two groups

	BTX-A vs TA	BTX-A vs control	TA vs control
p	0.261	<0.001*	0.004*
χ2	1.262	19.964	8.456
OR (95%CI)	2.111 (0.567-7.855)	0.074 (0.021-0.253)	0.156 (0.042-0.583)

*p<0.05