Preoperative clinical and laboratory factors associated with early complications after low anterior resection: Exploratory analysis of the eosinophil/lymphocyte ratio

Table 3 Comparisons of the postoperative clinical course and laboratory data of the patients with and without early complications

Variables	Patients with early complications (n = 29)	Patients without early complications (n = 76)	P value
Length of hospital stay (days) (mean ± SD)	13.17 ± 6.5	8.84 ± 2.8	< 0.001
Follow-up period (months) (mean ± SD)	43.52 ± 26	47.55 ± 25	0.472
Disease-free survival (months) (mean ± SD)	40.31 ± 26	43.32 ± 24	0.581
Hemoglobin (g/dL)
Postoperative day 1	10.37 ± 1	11.15 ± 1.2	0.003
Neutrophil/Lymphocyte ratio (mean ± SD)
Postoperative day 1 (mean ± SD)	13.75 ± 5.5	9.50 ± 3.7	< 0.001
Postoperative day 3 (mean ± SD)	10.06 ± 4.4	7.45 ± 3.6	0.003
Eosinophil/Lymphocyte ratio
Postoperative day 1 (mean ± SD)	0.04 ± 0.2	0.04 ± 0.1	0.993
Postoperative day 3 (mean ± SD)	0.17 ± 0.2	0.16 ± 0.2	0.923
Lymphocyte/monocyte ratio
Postoperative day 1 (mean ± SD)	2.02 ± 1.7	1.97 ± 1.2	0.869
Postoperative day 3 (mean ± SD)	2.40 ± 0.9	2.38 ± 0.8	0.927
Disease course			0.290
Remission	19 (65.5)	57 (75)
Progression	3 (10.3)	10 (13.2)
Mortality	7 (24.1)	9 (11.8)