Prognostic significance of Borrmann type combined with vessel invasion status in advanced gastric cancer

Table 2 Clinicopathological characteristics and survival of 2604 patients with advanced gastric cancer

Variable	Patient number, n (%)	Survival period	P value
Gender			0.619
Male	1939 (74.4)	34
Female	665 (25.6)	32
Age (yr)			0.705
< 60	1289 (49.6)	34
≥ 60	1314 (50.4)	32
Lymphatic and/or blood vessel invasion			< 0.001
Presence	442 (17)	24
Absence	2162 (83)	36
Borrmann type			< 0.001
I	123 (4.7)	60
II	464 (17.8)	45
III	1663 (63.9)	34
IV	354 (13.6)	16
Tumor location			< 0.001
Upper third	301 (11.6)	32
Middle third	401 (15.4)	33
Lower third	1355 (52)	39
Whole stomach	547 (21)	22
Tumor size (mm)			< 0.001
< 50	911 (35)	45
≥ 50	1693 (65)	25
Histologic grade			< 0.001
Well	972 (37.3)	40
Poor	1632 (62.7)	30
pT category			< 0.001
T2	323 (12.4)	60
T3	570 (21.9)	37
T4a	1440 (51.3)	30
T4b	271 (10.4)	18
pN category			< 0.001
N0	566 (21.7)	60
N1	466 (17.9)	45
N2	624 (24)	33
N3	948 (36.4)	18
Surgical approach			< 0.001
Proximal gastrectomy	234 (9)	38
Distal gastrectomy	1586 (60.9)	39
Total gastrectomy	784 (30.1)	22
Radical surgery			< 0.001
R0	2125 (81.7)	39
R1/R2	479 (18.3)	13
Combined resection			< 0.001
Presence	89 (3.4)	18
Absence	2125 (96.6)	34