Usefulness of intraoperative colonoscopy and synchronous scoring system for determining the integrity of the anastomosis in left-sided colectomy: a single-center retrospective cohort study

Table 5 Univariate and Multivariate Analysis of colonoscopy-evaluated Risk Factors for AL

Factor	Event rate %	Univariate Analysis			Multivariate Analysis
Factor	Event rate %	Adjusted Odds ratio	95% Confidence Interval	P Value	Adjusted Odds ratio	95% Confidence Interval	P Value
Mucosa Color (MC)	0 (2.2%) 1 (10.2%)	1 5.09	(1.13–35.63)	0.051
	2 (22.2%)	12.86	(1.38–121.78)	0.017
Line Bleeding (BL)	0 (7.1%) 1 (6.2%)	1 0.86	(0.23–3.20)	0.811
	2 (0.0%)	0.00
Proximal Redundancy (PR)	0 (0.0%) 1 (5.1%) 2 (60.0%)	1 27.64	(4.00–238.50)	0.001
Bowel Preparation (BP)	0 (3.7%) 1 (9.1%) 2 (28.6%)	1 2.62 10.50	(0.60–11.59) (1.25–69.98)	0.187 0.016
Score	0–8	3.51	(1.84–7.57)	0.001

MC mucosa color, BL stapled line bleeding, PR proximal redundancy, BP bowel preparation

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