Usefulness of serum C-reactive protein and calprotectin for the early detection of colorectal anastomotic leakage: A prospective observational study

Table 7 Area under the receiver operating characteristic curve of pairwise combination of biomarkers on postoperative day 3

	CLP	PCT	CRP	ECC
PCT	0.76
CRP	0.82	0.72
ECC	0.77	0.52	0.72
WBC	0.74	0.53	0.72	0.54

CLP: Calprotectin; PCT: Procalcitonin; CRP: C-reactive protein; ECC: Eosinophil cell count; WBC: White blood cell count.