N (%) or M ± SD

Characteristics

Male (N = 6)

Female (N = 6)

Age

66.2 ± 7.1

65.5 ± 5.7

Elderly (≥65 years)

4 (66.7) 69.5 ± 5.9

5 (83.3) 67.2 ± 4.4

Not Elderly (<65 years)

2 (33.3) 59.5 ± 3.5

1 (16.7) 57.0 ± 0.0

Employed

Yes

2 (33.3)

1 (16.7)

No

4 (66.7)

5 (83.3)

Married

Yes

4 (66.7)

5 (83.3)

No

2 (33.3)

1 (16.7)

Smoking history

Yes

6 (100.0)

2 (33.3)

No

0 (0.0)

4 (66.7)

Diagnosis Stage

Postoperative Recurrence

1 (16.7)

1 (16.7)

III

1 (16.7)

0 (0.0)

IV

4 (66.7)

5 (83.3)

Surgery history

Yes

2 (33.3)

1 (16.7)

No

4 (66.7)

5 (83.3)

Chemotherapy history

Yes

2 (33.3)

2 (33.3)

No

4 (66.7)

4 (66.7)

ECOG Performance Status

0 (Baseline/4 weeks follow-up)

3 (50.0)/0 (0.0)

3 (50.0)/2 (33.3)

1 (Baseline/4 weeks follow-up)

2 (33.3)/4 (66.7)

3 (50.0)/2 (33.3)

≥2 (Baseline/4 weeks follow-up)

1 (16.7)/2 (33.3)

0 (0.0)/2 (33.3)

EGFR Inhibitors

Gefitinib

1 (16.7)

0 (0.0)

Erlotinib

0 (0.0)

1 (16.7)

Afatinib

5 (83.3)

2 (33.3)

Osimertinib

0 (0.0)

3 (50.0)