Impact of postoperative complications on long-term survival after radical resection for gastric cancer

Table 3 Univariate survival analysis of gastric cancer patients according to various clinicopathological variables and complications

Variable	Patients	5-yr survival	Log rankχ2test	P value
Gender			2.847	0.092
Male	262	34.00%
Female	167	43.70%
Age (yr)			1.157	0.282
≤ 60	230	40.00%
> 60	199	35.20%
BMI (kg/m2)			0.018	0.893
≤ 26	278	38.50%
> 26	151	36.40%
Size of lesions (cm)			8.130	0.004
< 5	269	42.00%
≥ 5	160	30.60%
TNM stage			60.453	0.000
I	54	72.20%
II	101	54.90%
III	202	28.70%
IV	72	12.70%
Blood transfusion			4.982	0.026
Yes	74	27.00%
No	355	40.00%
Lymphovascular invasion			4.673	0.031
Yes	69	21.70%
No	360	40.80%
Perineural invasion			5.237	0.022
Yes	36	25.00%
No	393	38.90%
Neoadjuvant chemotherapy			7.124	0.008
No	411	38.60%
Yes	18	16.70%
Complications			25.946	0.000
Yes	51	21.80%
No	378	39.90%

BMI: Body mass index; TNM: Tumor-node-metastases.