Preoperative blood markers and intra-abdominal infection after colorectal cancer resection

Table 3 Multivariate analysis of intra-abdominal infection in patients that underwent radical resection of colorectal cancer

Independent variable	B	S.E.	Wald	P value	OR	95%CI
Age	0.001	0.055	0.000	0.990	1.001	0.899-1.114
CD45+ CD3-	0.355	1.185	0.090	0.765	1.426	0.140-14.542
NLR	-1.615	0.677	5.69	0.017	1.199	0.053-1.750
PLR	-0.022	0.010	5.13	0.024	1.978	0.960-1.997
SII	0.010	0.004	7.194	0.007	1.010	1.003-1.018
CEA (μg/L)	3.131	1.414	4.903	0.027	22.905	1.433-366.157
Constant	-20.789	18.767	1.227	0.268	0.000	–

CD45+ CD3-: Cluster of differentiation 45+ cluster of differentiation 3-; NLR: Neutrophil-lymphocyte ratio; PLR: Platelet-lymphocyte ratio; SII: Systemic immune-inflammation index; CEA: Carcinoembryonic antigen; CI: Confidence interval; OR: Odds ratio.