Table 1.
Demographic characteristics of the lung cancer patients and normal controls.
| Normal (N = 268) | Lung Cancer (N = 34) | |
|---|---|---|
| Sex, n (%) | ||
| Male | 113 (42.1) | 20 (58.8) |
| Female | 155 (58.9) | 14 (41.2) |
| Age (years) | 64.1 ± 5.9 | 64.5 ± 8.9 |
| Smoking, n (%) | ||
| No | 223 (83.2) | 23 (64.7) |
| Yes | 45 (16.8) | 11 (35.3) |
| Current | 22 (8.2) | 5 (14.7) |
| Former | 23 (8.6) | 6 (17.6) |
| Lung cancer, n (%) | ||
| Non-Small-Cell Lung Cancer | ||
| Adenocarcinoma | 26 (76.5) | |
| Squamous | 3 (8.8) | |
| Mixed | 2 (5.9) | |
| Others | 3 (8.8) | |
| Stage, n (%) | ||
| I | 2 (5.9) | |
| II | 0 (0) | |
| III | 5 (14.7) | |
| IV | 27 (79.4) | |
| EGFR Mutation, n (%) | ||
| Exon 19 (del) | 7 (20.6) | |
| Exon 21 (L858R) | 9 (26.5) | |
| Mixed * | 2 (5.9) | |
| Non-detected | 16 (47.0) |
* Mixed: Exon19: Deletion & Exon 20: T790M: n = 1; Exon 18: G719X & Exon 21: L861Q: n = 1.