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Table 1 Correlation between BATF2 expression and clinicopathological characteristics of GC patients

From: m6A modification-mediated BATF2 acts as a tumor suppressor in gastric cancer through inhibition of ERK signaling

Variables

Internal cohort

External validation cohort

BATF2 low (n = 257)

BATF2 high (n = 95)

χ2

P

BATF2 low (n = 166)

BATF2 high (n = 66)

χ2

P

Age (years)

  

0.321

0.571

  

6.426

0.011*

  < 65

152

53

  

99

51

  

  ≥ 65

105

42

  

67

15

  

Sex

  

4.504

0.034*

  

0.516

0.472

 Female

58

32

  

48

16

  

 Male

199

63

  

118

50

  

BMI

  

0.333

0.564

    

  ≤ 25

215

77

      

  > 25

42

18

      

Tumor size (mm)

  

8.150

0.004*

  

0.003

0.953

  < 50

121

61

  

110

44

  

  ≥ 50

136

34

  

56

22

  

Tumor location

  

5.238

0.155

  

6.130

0.105

 Upper

83

22

  

40

21

  

 Middle

46

14

  

66

31

  

 Low

103

44

  

57

12

  

 Overlap

25

15

  

3

2

  

Histological grade

  

5.180

0.023*

  

0.815

0.367

 Well/Moderately

83

43

  

55

26

  

 Poor

151

44

  

111

40

  

TNM stage

  

5.740

0.017*

  

7.758

0.005*

 I&II

86

45

  

72

42

  

 III&IV

171

50

  

94

24

  
  1. *P < 0.05 was considered significant