Multifactor analysis of the technique in total laparoscopic gastric cancer

Table 1 Univariate analysis of the patients with different prognoses

Factor	Classify	Survival (n = 50)	Death (n = 10)	χ2	P value
Sex	Male	34 (68.00)	6 (60.00)	0.240	0.624
	Female	16 (32.00)	4 (40.00)
Age	> 60 yr	21 (42.00)	7 (70.00)	2.625	0.105
	Admidia 60 yr	29 (58.00)	3 (30.00)
Bommann classification	I-II mold	35 (70.00)	4 (40.00)	3.297	0.069
	III-IV mold	15 (30.00)	6 (60.00)
Histological type	Poorly differentiated	30 (60.00)	1 (10.00)	10.141	0.006
	Moderately differentiated	11 (22.00)	3 (30.00)
	Well-differentiated	9 (18.00)	6 (60.00)
Tumor size	≤ 5 cm	38 (76.00)	2 (20.00)	11.760	< 0.001
	> 5 cm	12 (24.00)	8 (80.00)
TNM by stages	I-II designated time	35 (70.00)	1 (10.00)	12.500	< 0.001
	III-IV designated time	15 (30.00)	9 (90.00)
Vascular invasion	Have	13 (26.00)	6 (60.00)	4.452	0.035
	Not have	37 (74.00)	4 (40.00)
Postoperative adjuvant chemoradiation therapy	Not have	16 (32.00)	8 (80.00)	8.000	0.005
	Have	34 (68)	2 (20)
Lymphatic metastasis	Have	10 (20)	3 (30)	0.491	0.483
	Not have	40 (80)	7 (70)

TNM: Tumor-node-metastasis.

Table 2 Assignment of the regression analysis

Factor	Factor pattern	The assignment situation
Patient	Classified variable	1: Survival, 2: Death
Histological type	Classified variable	1: Poorly differentiated, 2: Moderately differentiated, 3: Highly differentiated
Tumor size	Classified variable	1: ≤ 5 cm, 2: > 5 cm
TNM by stages	Classified variable	1: I period, 2: About period
Vascular invasion	Classified variable	1: Yes, 2: None
Postoperative adjuvant chemoradiation therapy	Classified variable	1: None, 2: To have

TNM: Tumor-node-metastasis.

Table 3 Factors influencing the patient outcomes

Factor	B	SE	Wald	Free degree	Conspicuousness	Exp (B)	A 95.0%CI of exp (B)
							Lower limit	Superior limit
Histological type	0.179	0.192	0.862	1	0.353	1.196	0.82	1.743
Tumor size	0.119	0.346	0.118	1	0.732	1.126	0.571	2.221
TNM by stages	0.618	0.335	3.404	1	0.065	1.855	0.962	3.574
Vascular invasion	0.133	0.348	0.146	1	0.702	1.142	0.578	2.26
Postoperative adjuvant chemoradiation therapy	0.702	0.355	3.913	1	0.048	2.018	1.006	4.046

CI: Confidence interval; TNM: Tumor-node-metastasis.