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Table 1 Patient characteristics (N = 70)

From: Identification of somatic mutations in EGFR/KRAS/ALK-negative lung adenocarcinoma in never-smokers

Characteristic

This study

Expansion cohorta

TCGA-LUADa

Number of patients

16

40

14

Age (years)

Ā Ā Ā 

ā€ƒMedian

58.5

63

69

ā€ƒRange

47 to 79

36 to 87

52 to 79

Sex (%)

Ā Ā Ā 

ā€ƒMale

1 (6)

7 (17)

2 (14)

ā€ƒFemale

15 (94)

29 (73)

12 (86)

ā€ƒn/a

0

4 (10)

0

Clinical stage (%)

Ā Ā 

ā€ƒI

13 (81)

24 (60)

9 (65)

ā€ƒII

0

6 (15)

2 (14)

ā€ƒIII

3 (19)

6 (15)

3 (21)

ā€ƒIV

0

1 (2)

0

ā€ƒn/a

0

3 (8)

0

Ethnic group (%)

Ā Ā Ā 

ā€ƒCaucasian

0

16 (40)

14 (100)

ā€ƒAsian

16 (100)

24 (60)

0

  1. aNever-smokers with EGFR/KRAS-negative adenocarcinoma. Mb, megabase; n/a, not available; SD, standard deviation; TCGA-LUAD, The Cancer Genome Atlas - Lung adenocarcinoma.