Table 3.

Postoperative outcome

Variables	Lactate ≤ 1.5 mEq/l (N = 622)	Lactate > 1.5 mEq/l (N = 319)	P-value
Secondary outcomes
1) Length of stay in hospital (days)	9 [6—14]	9 [9—28]	0.426
2) Minor complications; N (%)	147 (23.6%)	66 (20.7%)	0.307
➢ Superficial wound infection	22 (3.5%)	7 (2.2%)	0.259
➢ Urinary infection	37 (5.9%)	13 (4.1%)	0.225
➢ Paralytic ileus	22 (3.5%)	12 (3.8%)	0.861
➢ Pneumonia	19 (3.1%)	8 (2.5%)	0.634
➢ Postoperative confusion	23 (3.7%)	10 (3.1%)	0.657
➢ Other infection	65 (10.5%)	42 (13.2%)	0.214
3) Major complications; N (%)	123 (19.8%)	72 (22.6%)	0.317
➢ Anastomotic leakage	19 (3.1%)	14 (4.4%)	0.292
➢ Peritonitis	3 (0.5%)	6 (1.9%)	0.037
➢ Sepsis	32 (5.1%)	28 (8.8%)	0.031
➢ Necrosis stoma	10 (1.6%)	2 (0.6%)	0.206
➢ Wound dehiscence	10 (1.6%)	5 (1.6%)	0.963
➢ Bleeding requiring a redo surgery	19 (3.1%)	17 (5.3%)	0.085
➢ Pulmonary embolism	5 (0.8%)	2 (0.6%)	0.765
➢ Pulmonary edema	9 (1.5%)	5 (1.6%)	0.881
➢ Acute coronary syndrome	2 (0.3%)	0 (0%)	0.678
➢ Atrial fibrillation / arrhythmia	15 (2.4%)	8 (2.5%)	0.928
➢ Acute kidney injury	34 (5.5%)	29 (9.1%)	0.035
➢ Reoperation	49 (7.9%)	17(5.3%)	0.147
➢ 30-day mortality	6 (0.1%)	4 (1.3%)	0.682

Values are presented as medians [interquartiles ranges] or numbers (percentages %)