Table 1 Clinic-pathological characteristics and the univariate and multivariate survival analysis in gastric cancer patients and in patients with GBAI or not

 Female

602 (33.0)

60.0

0.580

534 (33.0)

68 (33.2)

0.883

 Male

1220 (67.0)

61.3

1083 (67.0)

137 (66.8)

 < 50

478 (26.2)

66.3

0.004

ref.

432 (26.7)

46 (22.4)

0.176

 ≥ 50

1244 (73.8)

58.9

1.02 (1.01–1.03)

< 0.001

1185 (73.3)

159 (77.6)

 ≤ 5.0

1210 (66.4)

66.5

< 0.001

ref.

1112 (68.8)

98 (47.8)

< 0.001

ref.

 > 5.0

612 (33.6)

49.7

1.03 (0.89–1.20)

0.668

505 (31.2)

107 (52.2)

1.08 (0.87–1.33)

0.304

 Distal

1006 (55.2)

70.3

< 0.001

ref.

954 (59.0)

52 (25.4)

< 0.001

ref.

 Proximal/linitis lastica

816 (44.8)

49.3

1.43 (1.23–1.68)

< 0.001

663 (41.0)

153 (74.6)

1.63 (1.40–1.90)

< 0.001

 Well/moderately differentiated

262 (14.4)

69.5

0.234

247 (15.3)

15 (7.3)

0.009

ref.

 Poorly differentiated

1197 (65.7)

58.3

1054 (65.2)

143 (69.8)

1.18 (0.93–1.51)

0.174

 Undifferentiated/signet ring cell carcinoma

363 (19.9)

63.1

316 (19.5)

47 (22.9)

1.16 (0.87–1.54)

0.309

 No

1529 (83.9)

62.9

< 0.001

ref.

1396 (86.3)

133 (64.9)

< 0.001

ref.

 Yes

293 (16.1)

50.5

0.883 (0.72–1.08)

0.217

221 (13.7)

72 (35.1)

1.07 (0.87–1.33)

0.506

 No

1465 (80.4)

60.8

0.932

1348 (83.4)

117 (57.1)

< 0.001

ref.

 Yes

357 (19.6)

61.1

269 (16.6)

88 (42.9)

0.86 (0.69–1.06)

0.152

 No

1437 (78.9)

67.6

< 0.001

ref.

 Yes

385 (21.1)

35.6

1.31 (1.05–1.65)

0.019

 No

1617 (88.7)

63.1

< 0.001

ref.

 Yes

205 (11.3)

19.6

1.45 (1.12–1.89)

0.005

 T1

235 (12.9)

96.2

< 0.001

ref.

 T2

217 (11.9)

83.4

3.35 (1.61–7.98)

0.001

 T3

421 (23.1)

64.4

5.94 (2.99–11.80)

< 0.001

377 (23.3)

44 (21.5)

6.66 (3.35–13.25)

< 0.001

 T4a

892 (49.0)

45.9

8.46 (4.30–16.63)

< 0.001

744 (46.0)

148 (72.2)

9.33 (4.75–18.31)

< 0.001

 T4b

57 (3.1)

38.6

10.49 (4.95–22.22)

< 0.001

46 (2.8)

11 (5.4)

10.97 (5.18–23.24)

< 0.001

 N0

561 (30.8)

80.6

< 0.001

ref.

551 (34.0)

10 (4.9)

< 0.001

ref.

 N1

289 (15.9)

74.7

1.08 (0.80–1.46)

0.612

272 (16.8)

17 (8.3)

1.14 (0.84–1.53)

0.400

 N2

306 (16.8)

61.1

1.54 (1.18–2.01)

0.001

273 (16.9)

33 (16.1)

1.61 (1.23–2.10)

< 0.001

 N3a

402 (22.1)

46.8

2.41 (1.89–3.01)

< 0.001

336 (20.8)

66 (32.2)

2.49 (1.96–3.17)

< 0.001

 N3b

264 (14.5)

25.0

3.95 (3.04–5.14)

< 0.001

185 (11.4)

79 (38.5)

4.23 (3.27–5.47)

< 0.001