Table 1 Characteristics of patient cohorts surveyed in this study

From: Comparative genomic analysis of esophageal squamous cell carcinoma between Asian and Caucasian patient populations

Clinical factors

TCGA

This study

WES

WES

Additional targeted sequencing

Caucasian

Vietnamese

Chinese

Chinese

Gender

    

 Male

29

39

65

215

 Female

10

2

13

23

Age (years)

    

 30–40

0

2

0

1

 40–50

6

11

11

27

 50–60

19

15

35

106

 60–70

9

9

27

100

 70–80

4

4

5

4

 80–90

4

0

0

0

Tumor stage

    

 I

6

0

0

12

 II

17

31

63

118

 III

14

9

15

108

 IV

2

1

0

0

Smoking history

    

 Smoked/smoking

25

22

46

160

 Never

11

19

32

78

 Unknown

3

0

0

0

Alcohol history

    

 Yes

25

30

36

105

 No

12

11

42

133

 Unknown

2

0

0

0

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