Retrospective analysis of factors influencing the self-healing of patients with enterocutaneous fistulas receiving conservative treatment

Table 3 Interaction analysis between fistula number and fibrin glue application

Category	b	Sb	χ2	OR (95%CI)	P value
Constant	0.223	0.335	0.443	1.250	0.506
Fistula number (multiple)	-1.402	0.663	4.472	0.246 (0.067, 0.903)	0.034
Fibrin glue application	1.609	0.634	6.436	5.000 (1.142, 17.338)	0.011
Fistula number + fibrin glue application	0.262	1.109	0.056	1.300 (0.148, 11.422)	0.813

OR: Odds ratio; Sb: Standard bias.