Skip to main content

Table 1 Baseline characteristics of patients from TCGA and GEO database

From: Computed tomography-detected extramural venous invasion-related gene signature: a potential negative biomarker of immune checkpoint inhibitor treatment in patients with gastric cancer

Clinical feature

Total patients (n = 803)

TCGA (n = 377)

GSE21501 (n = 426)

Number

%

Number

%

Number

%

Age

      

 ≤ 65 y

456

56.79

176

46.68

280

65.73

 > 65 y

347

43.21

201

53.32

146

34.27

Sex

      

 Female

265

33.00

130

34.48

135

31.69

 Male

538

67.00

247

65.52

291

68.31

Follow-up status

      

 Alive

451

56.16

227

60.21

224

55.58

 Dead

352

43.84

150

39.79

202

47.42

Grade

      

 1–2

135

16.81

135

35.81

0

0

 3

242

30.14

242

64.19

0

0

 Unknown

426

53.05

0

0

426

100

Stage T

      

 1–2

147

18.31

98

25.99

49

11.50

 3–4

656

81.69

279

74.01

377

88.50

Stage N

      

 N0

196

24.41

116

30.77

80

18.78

 N1–3

607

75.59

261

69.23

346

81.22