Table 1.

Clinical and pathological characterization of patients population at baseline.

Clinical pathological characteristics	Cy0 and P0 (n = 19)	Cy+ or P+ (n = 13)	P
Age*	76.3 ± 5.3	71± 12.7	N.S
Gender
Male	10 (52.6%)	8 (61.5%)	N.S
Female	9 (47.4%)	5 (38.5%)
N/L**	2.7 (1.2-22)	29 (1.6-5.7)	N.S
P/L**	136.4 (58.11-342.9)	144.1 (89.71-255-9)	N.S
L/M**	2.45 (0.97-6.68)	2.92 (1.14.03)	N.S
Surgery***
Subtotal
Gastrectomy GaGastrectomy	7 (36.9%)	8 (61.5%)	N.S
Total
Gastrectomy	11 (57.9%)	5 (38.5%)
Lymphoadenectomy
Level***:
D1	2 (10.5%)	2 (15.5%)	N.S
D2	11 (57.9%)	9 (69,2%)
D2+	6 (31.6%)	1 (7,7%)
Lauren Hystotype***:
Intestinal	13 (68.4%)	6 (46.2%)	N.S
Diffuse	4 (21.1%)	6 (46,2%)
Mixed	1 (5.3%)	1 (7.6%)
Signet Ring Cell:
Yes	1 (5.3%)	2 (15.4%)	N.S
No	18 (94.7%)	11 (84.6%)
pT
2	3 (15.8%)	1 (7.6%)
3	9 (47.4%)	3 (23.1%)	N.S
4a	5 (26.3%)	7 (53.8%)
4b	2 (10.5%)	2 (15.5%)
pN
0	5 (26.3%)	1 (7.6%)
1	1 (5.3%)	1 (7.6%)
2	3 (15.8%)	4 (30.8%)	N.S
3a	5 (26.3%)	2 (15.5%)
3b	5 (26.3%)	5 (38.5%)
Stage
I	1 (5.4%)	0
II	4 (21.0%)	0
IIIa	4 (21.0%)	0	< 0.0001
IIIb	6(31.6)	0
IIIc	4 (21.0%)	0
IV	0	13 (100%)
Lymphonodal Harvasted	46 (8-126)	34 (15-44)	0.05
Ln ratio	0.18 (0-0.85)	0.20 (0-0.75)	n.s
Veno-Lymp. Invasion
Yes	17 (89.5%)	11 (84.6%)
No	2 (10.5%)	1 (76%)	n.s
Periner. Invasion
Yes	13 (68.4%)	10 ( 76.9%)	n.s
No	2 (10.5%)	3 (23.1%)

Patients were subdivided according to the presence or not of peritoneal disease (Cyoand Povs. Cy+ or P+). * Mean and SD; **Median values and range; ***data of Lauren classification were missed in one patient from each group. ns, not statistic.