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Patient baseline characteristics
| Characteristic | Patient n (%) |
|---|---|
| Age | |
| ≤ 60 years | 4 (20) |
| > 60 years | 16 (80) |
| Gender | |
| Male | 10 (50) |
| Female | 10 (50) |
| Histologic subtype | |
| Adenocarcinoma | 19 (95) |
| Adenosquamous carcinoma | 1 (5) |
| Smoking status | |
| Smoker | 3 (15) |
| Never smoker | 17 (85) |
| Stage | |
| IB | 7 (35) |
| IIa | 6 (30) |
| IIb | 2 (10) |
| IIIa | 5 (25) |
| EGFR status | |
| 19 exon deletion | 9 (45) |
| 21 L858R | 11(55) |
EGFR, epidermal growth factor receptor.
