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Table 1 Clinicopathologic characteristics of patients

From: An artificial intelligence method to assess the tumor microenvironment with treatment outcomes for gastric cancer patients after gastrectomy

Variables

TCGA Cohort (n = 44)

Nanfang Hospital Cohort (n = 400)

GSE62254 (n = 300)

GSE15459 (n = 192)

Age (years)

64.73 ± 9.33

56.04 ± 10.87

61.94 ± 11.36

64.37 ± 13.24

Sex (male)

38 (86.4%)

276 (69.0%)

199 (66.3%)

125 (65.1%)

T stage

    

 T1

0

64 (16%)

0

0

 T2

1 (2.3%)

39 (9.8%)

188 (62.7%)

0

 T3

24 (54.5%)

43 (10.8%)

91 (30.3%)

0

 T4

19 (53.2%)

254 (63.5%)

21 (7%)

0

 Unknown

0

0

0

192 (100%)

N stage

    

 N0

8 (18.2%)

144 (36%)

38 (12.7%)

0

 N1

9 (20.5%)

76 (19%)

131 (41.7%)

0

 N2

12 (27.3%)

72 (18%)

80 (26.7%)

0

 N3

14 (31.8%)

108 (27%)

51 (17%)

0

 Unknowm

1 (2.3%)

0

0

192 (100%)

M stage

    

 M0

41 (93.2%)

391 (97.8%)

273 (91%)

0

 M1

2 (4.5%)

9 (2.2%)

27 (7%)

0

 Unknown

1 (2.3%)

0

0

192 (100%)

Stage

    

 I

1 (2.3%)

81 (20.3%)

30 (10%)

31 (16.1%)

 II

7 (15.9%)

92 (23%)

96 (32.3%)

29 (15.1%)

 III

31 (70.5%)

188 (47%)

96 (32%)

72 (37.5%)

 IV

4 (9.1%)

25 (12.5%)

77 (25.7%)

60 (31.3%)

 Unknown

1 (2.3%)

0

0

0

Pathological_type

    

 Adenocarcinoma

40 (90.9%)

305 (76.3%)

245 (81.7%)

0

 Signet ring cell carcinoma

4 (9.1%)

61 (15.3%)

42 (14%)

0

 Others

0

34 (8.5%)

13 (4.3%)

0

 Unknown

 

0

0

192 (100%)

Venous invasion

    

 Yes

0

326 (81.5%)

44 (14.7%)

0

 No

0

74 (18.5%)

129 (43%)

0

 Unknown

44 (100%)

0

127 (42.3%)

192 (100%)

Lymphovascular invasion

    

 Yes

0

340 (85%)

205 (68.3%)

0

 No

0

60 (15%)

73 (24.3%)

0

 Unknown

44 (100%)

0

22 (17.3%)

192 (100%)

Perineural invasion

    

 Yes

0

282 (70.5%)

88 (29.3%)

0

 No

0

118 (29.5%)

159 (53%)

0

 Unknown

44 (100%)

0

53 (17.7%)

192 (100%)

Postoperative chemotherapy

    

 Yes

0

223 (59.7%)

226 (75.3%)

0

 No

0

177 (40.3%)

73 (24.3%)

0

 Unknown

44 (100%)

0

1 (0.3%)

192 (100%)

  1. Data are expressed as mean ± standard deviation or number (%)
  2. a According to the 8th edition of the American Joint Committee on Cancer classification