Diagnostic usefulness of selected proteases and acute phase factors in patients with colorectal adenocarcinoma

Table 2 Characteristics of the tested biochemical parameters in blood serum in all patients and in the control group

No.	Biochemical parameters tested	Groups	ABCD	K	Significance level P value
1	CB, mU/L	M	16.1	11.4	< 0.050
		n	185	35
		SD	8.8	6.5
2	LE, µg/L	M	875.1	379.1	< 0.001
		n	51	30
		SD	597.9	187.3
3	TSA, mg%	M	98.9	71.4	< 0.001
		n	71	31
		SD	30.8	15.1
4	LASA, mg%	M	0.68	0.69	NS
		n	68	35
		SD	0.33	0.28
5	ATA, U/mL	M	3211.4	2015.9	< 0.001
		n	74	29
		SD	1504.1	689.6

ABCD: All patients with colorectal adenocarcinoma; ATA: Antitrypsin activity; CB: Cathepsin B; K: Control group; LASA: Lipid-bound sialic acid; LE: Leukocytic elastase; M: Mean value; NS: Not significant; TSA: Total sialic acid.