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Translational Respiratory Medicine

Table 1 Clinical and pathological patient characteristics

From: Performance of standard procedures in detection of EGFR mutations in daily practice in advanced NSCLC patients selected according to the ESMO guideline: a large Caucasian cohort study

 

Patients (N)

EGFR mut + (N)

EGFR mut + (%)

Total group

297

32

11

Gender

   

Female

113

26

23

Male

184

6

3

Age

   

<60

80

7

9

60-70

99

10

10

>70

118

15

13

Smoking

   

Never

40

16

40

Former

109

8

7

Current

99

7

7

Missing

49

1

-

Specimen

   

Cytology

84

8

10

Biopsy

213

24

11

Tumour histology

   

Adeno

274

31

11

NSCLC-NOS

9

1

11

Squamous

14

0

0

EGFR IHC

   

Positive

254

29

12

Negative

9

0

0

Missing

34

3

-

TTF-1 IHC

   

Positive

171

29

17

Negative

45

1

2

Missing

81

2

-

  1. EGFR mut+: presence of activating EGFR mutation; N: number; NSCLC-NOS: non-small cell lung cancer not otherwise specified; IHC: immunohistochemistry; TTF-1: thyroid transcription factor 1.
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