Proposal for a new classification of anorectal abscesses based on clinical characteristics and postoperative recurrence

Table 6 A multivariate logistic regression analysis of risk factors for postoperative recurrence in non-fistula-prone abscess subgroup

Variables	B value	SE	Wald	P value	Odds ratio	95%CI
Body mass index	1.077	0.455	5.593	0.018	2.935	1.203-7.165
Time from symptom onset to surgery (days)	1.788	0.548	10.659	0.001	5.978	2.043-17.489
Chronic diarrhea	1.229	0.460	7.144	0.008	3.417	1.388-8.412
Anesthesia method of perianal abscess	1.206	0.387	9.721	0.002	3.341	1.565-7.133