Significance of Serum p53 Antibody as a Tumor Marker in Colorectal Cancer

Table 1

Patient characteristics.

	Preoperative S-p53Ab				value
	<1.3 ()		≥1.3 ()
		%		%
Age (years)					0.592
Gender					0.349
Male	74	60.2	19	51.4
Female	49	39.8	18	48.6
Location of tumor					0.022
Colon	80	65.0	16	43.2
Rectum	43	35.0	21	56.8
Depth of tumor					0.185
T1/T2	52	42.3	11	29.7
T3/T4	71	57.7	26	70.3
Status of lymph node					0.184
Positive	76	61.8	18	48.6
Negative	47	38.2	19	51.4
Status of lymphatic invasion					0.839
Positive	87	70.7	27	73.0
Negative	36	29.3	10	27.0
Status of vessel invasion					0.443
Positive	77	62.6	20	54.1
Negative	46	37.4	17	45.9
Stage					0.324
1	35	28.5	10	27.0
2	41	33.3	7	18.9
3	40	32.5	19	51.4
4	7	5.7	1	2.7
CEA					0.176
Positive	43	35.0	18	48.6
Negative	80	65.0	19	51.4
CA19-9					1.000
Positive	9	7.3	2	5.4
Negative	114	92.7	35	94.6
Recurrence (excluding stage 4)					0.275
Positive	15	12.9	6	16.7
Negative	101	87.1	30	83.3