Table I.
Patient characteristics among never-smokers with non-small cell lung cancer.
| Male, n (%) | Female, n (%) | Total, n (%) | |
|---|---|---|---|
| Pathological stage | |||
| I | 8 (13.6) | 51 (84.4) | 59 (61.5) |
| II | 2 (40.0) | 3 (60.0) | 5 (5.2) |
| III | 2 (11.0) | 16 (88.9) | 18 (18.8) |
| IV | 2 (14.3) | 12 (85.7) | 14 (14.6) |
| Total | 14 (14.6) | 82 (85.4) | 96 (100) |
| Histology | |||
| Adenocarcinoma | 11 (12.2) | 79 (87.8) | 90 (93.8) |
| Squamous cell carcinoma | 3 (75.0) | 1 (25.0) | 4 (4.2) |
| Small cell carcinoma | 0 (0.0) | 0 (0.0) | 0 (0.0) |
| Others | 0 (0.0) | 2 (100) | 2 (2.1) |
| EGFR mutation status | |||
| Positive | 5 (8.8) | 52 (91.2) | 57 (59.4) |
| Exon 19 | 1 (4.3) | 22 (95.7) | 23 (24.0) |
| L858R | 3 (12.0) | 22 (88.0) | 25 (26.0) |
| Others | 1 (11.1) | 8 (88.9) | 9 (9.4) |
| Negative | 9 (23.1) | 30 (76.9) | 39 (40.6) |
| HPV genotyping status | |||
| Positive | 0 (0.0) | 1 (100.0) | 1 (1.0) |
| Negative | 14 (14.7) | 81 (85.3) | 95 (99.0) |
EGFR, epidermal growth factor receptor; HPV, human papillomavirus.