Table 2.

Multiple logistic regression analysis of factors associated with secondary anal fistula after perianal sepsis incision and drainage

	Model
	OR	95% CI	P-value
Sex(n[%])	1.147	0.505–2.610	0.743
Age (years)	1.028	1.002–1.054	0.035
Abscess duration (days)	0.971	0.913–1.033	0.348
Abscess location(n[%])	0.929	0.778–1.108	0.411
With IBD(n[%])	1.838	0.344–9.826	0.476
Time of follow-up (months)	1.009	0.972–1.048	0.632