Prognostic value of lymph node metastasis in patients with T1-stage colorectal cancer from multiple centers in China

Table 3 Univariate analysis of correlation between clinicopathological parameters and 5-year overall survival

Clinicopathological characteristic	n	OS rate	χ2	P value
Gender			1.225	0.268
Male	172	90.90%
Female	149	90.10%
Age (yr)			6.103	0.013
≥ 60	174	86.50%
< 60	147	95.50%
Smoking			0.429	0.513
No	279	91.00%
Yes	42	87.50%
Preoperative CEA (ng/mL)			13.594	0.000
< 5	284	92.70%
≥ 5	37	78.40%
Preoperative CA199 (ng/mL)			7.229	0.007
< 9	173	94.70%
≥ 9	148	85.70%
Preoperative CA724 (ng/mL)			0.012	0.912
< 2	163	87.40%
≥ 2	158	93.20%
Granulocyte absolute value			1.613	0.204
< 2.2	32	85.00%
≥ 2.2	289	91.00%
D-dimer			0.001	0.979
< 0.21	158	88.80%
≥ 0.21	163	91.90%
Preoperative hemoglobin			0.907	0.341
< 132	154	89.10%
≥ 132	167	91.70%
Vascular invasion			12.955	0.000
No	313	91.60%
Yes	8	40.00%
Tumor location			1.121	0.290
Rectum	170	89.80%
Colon	151	91.90%
Tumor size (cm)			0.210	0.647
< 3	190	90.00%
≥ 3	131	91.20%
Differentiation degree			6.825	0.009
High/moderate	307	91.30%
Low	14	78.60%
Tumor general type			3.149	0.207
Protruded	228	91.80%
Infiltration	10	100.00%
Ulcer	83	86.20%
Tumor tissue type			1.828	0.176
Non-adenocarcinoma	9	75.00%
Adenocarcinoma	312	91.30%
Lymph node metastasis			24.180	0.000
No	294	93.20%
Yes	27	65.20%